CINXE.COM
LPI kỷ niệm 25 năm và tặng phiếu thi miễn phí! - Linux Professional Institute (LPI)
<!DOCTYPE html> <html lang="vi-VN"> <head><meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=2" /> <link rel="profile" href="http://gmpg.org/xfn/11" /> <link rel="pingback" href="https://www.lpi.org/xmlrpc.php" /> <style> #wpadminbar #wp-admin-bar-p404_free_top_button .ab-icon:before { content: "\f103"; color: red; top: 2px; } </style> <meta name='robots' content='index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1' /> <style>img:is([sizes="auto" i], [sizes^="auto," i]) { contain-intrinsic-size: 3000px 1500px }</style> <link rel="alternate" hreflang="pt-br" href="https://www.lpi.org/pt-br/lpi25/" /> <link rel="alternate" hreflang="en" href="https://www.lpi.org/lpi25/" /> <link rel="alternate" hreflang="fr" href="https://www.lpi.org/fr/lpi25/" /> <link rel="alternate" hreflang="de" href="https://www.lpi.org/de/lpi25/" /> <link rel="alternate" hreflang="it" href="https://www.lpi.org/it/lpi25/" /> <link rel="alternate" hreflang="ja" href="https://www.lpi.org/ja/lpi25/" /> <link rel="alternate" hreflang="es" href="https://www.lpi.org/es/lpi25/" /> <link rel="alternate" hreflang="vi" href="https://www.lpi.org/vi/lpi25/" /> <link rel="alternate" hreflang="zh-hant" href="https://www.lpi.org/zh-hant/lpi25/" /> <link rel="alternate" hreflang="ko" href="https://www.lpi.org/ko/lpi25/" /> <link rel="alternate" hreflang="x-default" href="https://www.lpi.org/lpi25/" /> <!-- This site is optimized with the Yoast SEO Premium plugin v24.6 (Yoast SEO v24.7) - https://yoast.com/wordpress/plugins/seo/ --> <title>LPI kỷ niệm 25 năm và tặng phiếu thi miễn phí! - Linux Professional Institute (LPI)</title> <meta name="description" content="LPI kỷ niệm 25 năm hỗ trợ các sự nghiệp mã nguồn mở, cung cấp phiếu thi miễn phí cho mỗi ứng viên thứ 25 từ tháng 10 đến tháng 12 năm 2024." /> <link rel="canonical" href="https://www.lpi.org/vi/lpi25/" /> <meta property="og:locale" content="vi_VN" /> <meta property="og:type" content="article" /> <meta property="og:title" content="LPI kỷ niệm 25 năm và tặng phiếu thi miễn phí!" /> <meta property="og:description" content="LPI kỷ niệm 25 năm hỗ trợ các sự nghiệp mã nguồn mở, cung cấp phiếu thi miễn phí cho mỗi ứng viên thứ 25 từ tháng 10 đến tháng 12 năm 2024." /> <meta property="og:url" content="https://www.lpi.org/vi/lpi25/" /> <meta property="og:site_name" content="Linux Professional Institute (LPI)" /> <meta property="article:publisher" content="https://www.facebook.com/LPIConnect" /> <meta property="article:modified_time" content="2025-01-14T15:52:27+00:00" /> <meta name="twitter:card" content="summary_large_image" /> <meta name="twitter:site" content="@lpiconnect" /> <meta name="twitter:label1" content="Est. reading time" /> <meta name="twitter:data1" content="4 minutes" /> <script type="application/ld+json" class="yoast-schema-graph">{"@context":"https://schema.org","@graph":[{"@type":"WebPage","@id":"https://www.lpi.org/vi/lpi25/","url":"https://www.lpi.org/vi/lpi25/","name":"LPI kỷ niệm 25 năm và tặng phiếu thi miễn phí! - Linux Professional Institute (LPI)","isPartOf":{"@id":"https://www.lpi.org/vi/#website"},"datePublished":"2024-08-13T15:06:54+00:00","dateModified":"2025-01-14T15:52:27+00:00","description":"LPI kỷ niệm 25 năm hỗ trợ các sự nghiệp mã nguồn mở, cung cấp phiếu thi miễn phí cho mỗi ứng viên thứ 25 từ tháng 10 đến tháng 12 năm 2024.","breadcrumb":{"@id":"https://www.lpi.org/vi/lpi25/#breadcrumb"},"inLanguage":"vi-VN","potentialAction":[{"@type":"ReadAction","target":["https://www.lpi.org/vi/lpi25/"]}]},{"@type":"BreadcrumbList","@id":"https://www.lpi.org/vi/lpi25/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://www.lpi.org/vi/"},{"@type":"ListItem","position":2,"name":"LPI kỷ niệm 25 năm và tặng phiếu thi miễn phí!"}]},{"@type":"WebSite","@id":"https://www.lpi.org/vi/#website","url":"https://www.lpi.org/vi/","name":"Linux Professional Institute (LPI)","description":"","publisher":{"@id":"https://www.lpi.org/vi/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://www.lpi.org/vi/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi-VN"},{"@type":"Organization","@id":"https://www.lpi.org/vi/#organization","name":"Linux Professional Institute (LPI)","url":"https://www.lpi.org/vi/","logo":{"@type":"ImageObject","inLanguage":"vi-VN","@id":"https://www.lpi.org/vi/#/schema/logo/image/","url":"https://www.lpi.org/wp-content/uploads/2023/04/logo.png","contentUrl":"https://www.lpi.org/wp-content/uploads/2023/04/logo.png","width":496,"height":175,"caption":"Linux Professional Institute (LPI)"},"image":{"@id":"https://www.lpi.org/vi/#/schema/logo/image/"},"sameAs":["https://www.facebook.com/LPIConnect","https://x.com/lpiconnect","https://www.linkedin.com/company/35136","https://www.instagram.com/lpi_org/","https://fosstodon.org/@LPI"]}]}</script> <!-- / Yoast SEO Premium plugin. --> <link rel='dns-prefetch' href='//cdn.jsdelivr.net' /> <link rel='dns-prefetch' href='//use.fontawesome.com' /> <link rel="alternate" type="application/rss+xml" title="Linux Professional Institute (LPI) » Feed" href="https://www.lpi.org/vi/feed/" /> <link rel="alternate" type="application/rss+xml" title="Linux Professional Institute (LPI) » Comments Feed" href="https://www.lpi.org/vi/comments/feed/" /> <link rel='stylesheet' id='sgr-css' href='https://www.lpi.org/wp-content/plugins/simple-google-recaptcha/sgr.css?ver=1690806117' type='text/css' media='all' /> <link rel='stylesheet' id='menu-icons-extra-css' href='https://www.lpi.org/wp-content/plugins/menu-icons/css/extra.min.css?ver=0.13.16' type='text/css' media='all' /> <link rel='stylesheet' id='wp-block-library-css' href='https://www.lpi.org/wp-includes/css/dist/block-library/style.min.css?ver=6.7.2' type='text/css' media='all' /> <style id='safe-svg-svg-icon-style-inline-css' type='text/css'> .safe-svg-cover{text-align:center}.safe-svg-cover .safe-svg-inside{display:inline-block;max-width:100%}.safe-svg-cover svg{height:100%;max-height:100%;max-width:100%;width:100%} </style> <link rel='stylesheet' id='font-awesome-svg-styles-css' href='https://www.lpi.org/wp-content/uploads/font-awesome/v6.4.0/css/svg-with-js.css' type='text/css' media='all' /> <style id='font-awesome-svg-styles-inline-css' type='text/css'> .wp-block-font-awesome-icon svg::before, .wp-rich-text-font-awesome-icon svg::before {content: unset;} </style> <style id='classic-theme-styles-inline-css' type='text/css'> /*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} </style> <style id='global-styles-inline-css' type='text/css'> :root{--wp--preset--aspect-ratio--square: 1;--wp--preset--aspect-ratio--4-3: 4/3;--wp--preset--aspect-ratio--3-4: 3/4;--wp--preset--aspect-ratio--3-2: 3/2;--wp--preset--aspect-ratio--2-3: 2/3;--wp--preset--aspect-ratio--16-9: 16/9;--wp--preset--aspect-ratio--9-16: 9/16;--wp--preset--color--black: #000000;--wp--preset--color--cyan-bluish-gray: #abb8c3;--wp--preset--color--white: #ffffff;--wp--preset--color--pale-pink: #f78da7;--wp--preset--color--vivid-red: #cf2e2e;--wp--preset--color--luminous-vivid-orange: #ff6900;--wp--preset--color--luminous-vivid-amber: #fcb900;--wp--preset--color--light-green-cyan: #7bdcb5;--wp--preset--color--vivid-green-cyan: #00d084;--wp--preset--color--pale-cyan-blue: #8ed1fc;--wp--preset--color--vivid-cyan-blue: #0693e3;--wp--preset--color--vivid-purple: #9b51e0;--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple: linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%);--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan: linear-gradient(135deg,rgb(122,220,180) 0%,rgb(0,208,130) 100%);--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange: linear-gradient(135deg,rgba(252,185,0,1) 0%,rgba(255,105,0,1) 100%);--wp--preset--gradient--luminous-vivid-orange-to-vivid-red: linear-gradient(135deg,rgba(255,105,0,1) 0%,rgb(207,46,46) 100%);--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray: linear-gradient(135deg,rgb(238,238,238) 0%,rgb(169,184,195) 100%);--wp--preset--gradient--cool-to-warm-spectrum: linear-gradient(135deg,rgb(74,234,220) 0%,rgb(151,120,209) 20%,rgb(207,42,186) 40%,rgb(238,44,130) 60%,rgb(251,105,98) 80%,rgb(254,248,76) 100%);--wp--preset--gradient--blush-light-purple: linear-gradient(135deg,rgb(255,206,236) 0%,rgb(152,150,240) 100%);--wp--preset--gradient--blush-bordeaux: linear-gradient(135deg,rgb(254,205,165) 0%,rgb(254,45,45) 50%,rgb(107,0,62) 100%);--wp--preset--gradient--luminous-dusk: linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%);--wp--preset--gradient--pale-ocean: linear-gradient(135deg,rgb(255,245,203) 0%,rgb(182,227,212) 50%,rgb(51,167,181) 100%);--wp--preset--gradient--electric-grass: linear-gradient(135deg,rgb(202,248,128) 0%,rgb(113,206,126) 100%);--wp--preset--gradient--midnight: linear-gradient(135deg,rgb(2,3,129) 0%,rgb(40,116,252) 100%);--wp--preset--font-size--small: 13px;--wp--preset--font-size--medium: 20px;--wp--preset--font-size--large: 36px;--wp--preset--font-size--x-large: 42px;--wp--preset--spacing--20: 0.44rem;--wp--preset--spacing--30: 0.67rem;--wp--preset--spacing--40: 1rem;--wp--preset--spacing--50: 1.5rem;--wp--preset--spacing--60: 2.25rem;--wp--preset--spacing--70: 3.38rem;--wp--preset--spacing--80: 5.06rem;--wp--preset--shadow--natural: 6px 6px 9px rgba(0, 0, 0, 0.2);--wp--preset--shadow--deep: 12px 12px 50px rgba(0, 0, 0, 0.4);--wp--preset--shadow--sharp: 6px 6px 0px rgba(0, 0, 0, 0.2);--wp--preset--shadow--outlined: 6px 6px 0px -3px rgba(255, 255, 255, 1), 6px 6px rgba(0, 0, 0, 1);--wp--preset--shadow--crisp: 6px 6px 0px rgba(0, 0, 0, 1);}:where(.is-layout-flex){gap: 0.5em;}:where(.is-layout-grid){gap: 0.5em;}body .is-layout-flex{display: flex;}.is-layout-flex{flex-wrap: wrap;align-items: center;}.is-layout-flex > :is(*, div){margin: 0;}body .is-layout-grid{display: grid;}.is-layout-grid > :is(*, div){margin: 0;}:where(.wp-block-columns.is-layout-flex){gap: 2em;}:where(.wp-block-columns.is-layout-grid){gap: 2em;}:where(.wp-block-post-template.is-layout-flex){gap: 1.25em;}:where(.wp-block-post-template.is-layout-grid){gap: 1.25em;}.has-black-color{color: var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-color{color: var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-color{color: var(--wp--preset--color--white) !important;}.has-pale-pink-color{color: var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-color{color: var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-color{color: var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-color{color: var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-color{color: var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-color{color: var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-color{color: var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-color{color: var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-color{color: var(--wp--preset--color--vivid-purple) !important;}.has-black-background-color{background-color: var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-background-color{background-color: var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-background-color{background-color: var(--wp--preset--color--white) !important;}.has-pale-pink-background-color{background-color: var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-background-color{background-color: var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-background-color{background-color: var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-background-color{background-color: var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-background-color{background-color: var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-background-color{background-color: var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-background-color{background-color: var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-background-color{background-color: var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-background-color{background-color: var(--wp--preset--color--vivid-purple) !important;}.has-black-border-color{border-color: var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-border-color{border-color: var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-border-color{border-color: var(--wp--preset--color--white) !important;}.has-pale-pink-border-color{border-color: var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-border-color{border-color: var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-border-color{border-color: var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-border-color{border-color: var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-border-color{border-color: var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-border-color{border-color: var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-border-color{border-color: var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-border-color{border-color: var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-border-color{border-color: var(--wp--preset--color--vivid-purple) !important;}.has-vivid-cyan-blue-to-vivid-purple-gradient-background{background: var(--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple) !important;}.has-light-green-cyan-to-vivid-green-cyan-gradient-background{background: var(--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan) !important;}.has-luminous-vivid-amber-to-luminous-vivid-orange-gradient-background{background: var(--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange) !important;}.has-luminous-vivid-orange-to-vivid-red-gradient-background{background: var(--wp--preset--gradient--luminous-vivid-orange-to-vivid-red) !important;}.has-very-light-gray-to-cyan-bluish-gray-gradient-background{background: var(--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray) !important;}.has-cool-to-warm-spectrum-gradient-background{background: var(--wp--preset--gradient--cool-to-warm-spectrum) !important;}.has-blush-light-purple-gradient-background{background: var(--wp--preset--gradient--blush-light-purple) !important;}.has-blush-bordeaux-gradient-background{background: var(--wp--preset--gradient--blush-bordeaux) !important;}.has-luminous-dusk-gradient-background{background: var(--wp--preset--gradient--luminous-dusk) !important;}.has-pale-ocean-gradient-background{background: var(--wp--preset--gradient--pale-ocean) !important;}.has-electric-grass-gradient-background{background: var(--wp--preset--gradient--electric-grass) !important;}.has-midnight-gradient-background{background: var(--wp--preset--gradient--midnight) !important;}.has-small-font-size{font-size: var(--wp--preset--font-size--small) !important;}.has-medium-font-size{font-size: var(--wp--preset--font-size--medium) !important;}.has-large-font-size{font-size: var(--wp--preset--font-size--large) !important;}.has-x-large-font-size{font-size: var(--wp--preset--font-size--x-large) !important;} :where(.wp-block-post-template.is-layout-flex){gap: 1.25em;}:where(.wp-block-post-template.is-layout-grid){gap: 1.25em;} :where(.wp-block-columns.is-layout-flex){gap: 2em;}:where(.wp-block-columns.is-layout-grid){gap: 2em;} :root :where(.wp-block-pullquote){font-size: 1.5em;line-height: 1.6;} </style> <link rel='stylesheet' id='wpml-legacy-horizontal-list-0-css' href='https://www.lpi.org/wp-content/plugins/sitepress-multilingual-cms/templates/language-switchers/legacy-list-horizontal/style.min.css?ver=1' type='text/css' media='all' /> <link rel='stylesheet' id='wpml-menu-item-0-css' href='https://www.lpi.org/wp-content/plugins/sitepress-multilingual-cms/templates/language-switchers/menu-item/style.min.css?ver=1' type='text/css' media='all' /> <link rel='stylesheet' id='url-shortify-css' href='https://www.lpi.org/wp-content/plugins/url-shortify-premium/lite/dist/styles/url-shortify.css?ver=1.10.5.1' type='text/css' media='all' /> <link rel='stylesheet' id='lpi-fonts-css' href='//www.lpi.org/wp-content/uploads/omgf/lpi-fonts/lpi-fonts.css?ver=1688737164' type='text/css' media='all' /> <link rel='stylesheet' id='bootstrap-css' href='https://www.lpi.org/wp-content/themes/lpi/assets/vendor/bootstrap/css/bootstrap.min.css?ver=6.7.2' type='text/css' media='all' /> <link rel='stylesheet' id='slick-css' href='https://www.lpi.org/wp-content/themes/lpi/assets/vendor/slick/slick.css?ver=6.7.2' type='text/css' media='all' /> <link rel='stylesheet' id='fancybox-css' href='https://www.lpi.org/wp-content/themes/lpi/assets/vendor/fancybox/jquery.fancybox.min.css?ver=6.7.2' type='text/css' media='all' /> <link rel='stylesheet' id='lpi-style-css' href='https://www.lpi.org/wp-content/themes/lpi/assets/dist/style.css?ver=1.0.1' type='text/css' media='all' /> <link rel='stylesheet' id='font-awesome-official-css' href='https://use.fontawesome.com/releases/v6.4.0/css/all.css' type='text/css' media='all' integrity="sha384-iw3OoTErCYJJB9mCa8LNS2hbsQ7M3C0EpIsO/H5+EGAkPGc6rk+V8i04oW/K5xq0" crossorigin="anonymous" /> <link rel='stylesheet' id='slb_core-css' href='https://www.lpi.org/wp-content/plugins/simple-lightbox/client/css/app.css?ver=2.9.3' type='text/css' media='all' /> <link rel='stylesheet' id='borlabs-cookie-custom-css' href='https://www.lpi.org/wp-content/cache/borlabs-cookie/1/borlabs-cookie-1-vi.css?ver=3.3.2-11' type='text/css' media='all' /> <link rel='stylesheet' id='rdp-mediawiki-style-css' href='https://www.lpi.org/wp-content/plugins/rdp-wiki-embed/pl/css/wiki-embed.css?ver=1.2.20' type='text/css' media='all' /> <link rel='stylesheet' id='rdp-we-style-common-css' href='https://www.lpi.org/wp-content/plugins/rdp-wiki-embed/pl/css/style.css?ver=1.2.20' type='text/css' media='all' /> <script type="text/javascript" id="sgr-js-extra"> /* <![CDATA[ */ var sgr = {"sgr_site_key":"6LcG-sMoAAAAAM_5nIpsGn5EUlXcFJcWDLRmQIXP"}; /* ]]> */ </script> <script type="text/javascript" src="https://www.lpi.org/wp-content/plugins/simple-google-recaptcha/sgr.js?ver=1690806117" id="sgr-js"></script> <script type="text/javascript" id="wpml-cookie-js-extra"> /* <![CDATA[ */ var wpml_cookies = {"wp-wpml_current_language":{"value":"vi","expires":1,"path":"\/"}}; var wpml_cookies = {"wp-wpml_current_language":{"value":"vi","expires":1,"path":"\/"}}; /* ]]> */ </script> <script type="text/javascript" src="https://www.lpi.org/wp-content/plugins/sitepress-multilingual-cms/res/js/cookies/language-cookie.js?ver=4.6.15" id="wpml-cookie-js" defer="defer" data-wp-strategy="defer"></script> <script type="text/javascript" src="https://www.lpi.org/wp-includes/js/jquery/jquery.min.js?ver=3.7.1" id="jquery-core-js"></script> <script type="text/javascript" src="https://www.lpi.org/wp-includes/js/jquery/jquery-migrate.min.js?ver=3.4.1" id="jquery-migrate-js"></script> <script type="text/javascript" id="url-shortify-js-extra"> /* <![CDATA[ */ var usParams = {"ajaxurl":"https:\/\/www.lpi.org\/wp-admin\/admin-ajax.php"}; /* ]]> */ </script> <script type="text/javascript" src="https://www.lpi.org/wp-content/plugins/url-shortify-premium/lite/dist/scripts/url-shortify.js?ver=1.10.5.1" id="url-shortify-js"></script> <script type="text/javascript" id="wpml-browser-redirect-js-extra"> /* <![CDATA[ */ var wpml_browser_redirect_params = {"pageLanguage":"vi","languageUrls":{"pt_br":"https:\/\/www.lpi.org\/pt-br\/lpi25\/","pt":"https:\/\/www.lpi.org\/pt-br\/lpi25\/","br":"https:\/\/www.lpi.org\/pt-br\/lpi25\/","pt-br":"https:\/\/www.lpi.org\/pt-br\/lpi25\/","en_us":"https:\/\/www.lpi.org\/lpi25\/","en":"https:\/\/www.lpi.org\/lpi25\/","us":"https:\/\/www.lpi.org\/lpi25\/","fr_fr":"https:\/\/www.lpi.org\/fr\/lpi25\/","fr":"https:\/\/www.lpi.org\/fr\/lpi25\/","de_de":"https:\/\/www.lpi.org\/de\/lpi25\/","de":"https:\/\/www.lpi.org\/de\/lpi25\/","it_it":"https:\/\/www.lpi.org\/it\/lpi25\/","it":"https:\/\/www.lpi.org\/it\/lpi25\/","ja":"https:\/\/www.lpi.org\/ja\/lpi25\/","es_es":"https:\/\/www.lpi.org\/es\/lpi25\/","es":"https:\/\/www.lpi.org\/es\/lpi25\/","vi_vn":"https:\/\/www.lpi.org\/vi\/lpi25\/","vi":"https:\/\/www.lpi.org\/vi\/lpi25\/","vn":"https:\/\/www.lpi.org\/vi\/lpi25\/","zh_tw":"https:\/\/www.lpi.org\/zh-hant\/lpi25\/","zh":"https:\/\/www.lpi.org\/zh-hant\/lpi25\/","tw":"https:\/\/www.lpi.org\/zh-hant\/lpi25\/","zh-hant":"https:\/\/www.lpi.org\/zh-hant\/lpi25\/","ko_kr":"https:\/\/www.lpi.org\/ko\/lpi25\/","ko":"https:\/\/www.lpi.org\/ko\/lpi25\/","kr":"https:\/\/www.lpi.org\/ko\/lpi25\/"},"cookie":{"name":"_icl_visitor_lang_js","domain":"www.lpi.org","path":"\/","expiration":24}}; /* ]]> */ </script> <script type="text/javascript" src="https://www.lpi.org/wp-content/plugins/sitepress-multilingual-cms/dist/js/browser-redirect/app.js?ver=4.6.15" id="wpml-browser-redirect-js"></script> <script data-no-optimize="1" data-no-minify="1" data-cfasync="false" nowprocket type="text/javascript" src="https://www.lpi.org/wp-content/cache/borlabs-cookie/1/borlabs-cookie-config-vi.json.js?ver=3.3.2-25" id="borlabs-cookie-config-js"></script> <link rel="https://api.w.org/" href="https://www.lpi.org/vi/wp-json/" /><link rel="alternate" title="JSON" type="application/json" href="https://www.lpi.org/vi/wp-json/wp/v2/pages/25217" /><link rel="EditURI" type="application/rsd+xml" title="RSD" href="https://www.lpi.org/xmlrpc.php?rsd" /> <meta name="generator" content="WordPress 6.7.2" /> <link rel='shortlink' href='https://www.lpi.org/ojqn' /> <link rel="alternate" title="oEmbed (JSON)" type="application/json+oembed" href="https://www.lpi.org/vi/wp-json/oembed/1.0/embed?url=https%3A%2F%2Fwww.lpi.org%2Fvi%2Flpi25%2F" /> <link rel="alternate" title="oEmbed (XML)" type="text/xml+oembed" href="https://www.lpi.org/vi/wp-json/oembed/1.0/embed?url=https%3A%2F%2Fwww.lpi.org%2Fvi%2Flpi25%2F&format=xml" /> <meta name="generator" content="WPML ver:4.6.15 stt:61,1,4,3,27,28,29,42,2,57;" /> <script type="text/javascript">//<![CDATA[ function external_links_in_new_windows_loop() { if (!document.links) { document.links = document.getElementsByTagName('a'); } var change_link = false; var force = ''; var ignore = ''; for (var t=0; t<document.links.length; t++) { var all_links = document.links[t]; change_link = false; if(document.links[t].hasAttribute('onClick') == false) { // forced if the address starts with http (or also https), but does not link to the current domain if(all_links.href.search(/^http/) != -1 && all_links.href.search('www.lpi.org') == -1 && all_links.href.search(/^#/) == -1) { // console.log('Changed ' + all_links.href); change_link = true; } if(force != '' && all_links.href.search(force) != -1) { // forced // console.log('force ' + all_links.href); change_link = true; } if(ignore != '' && all_links.href.search(ignore) != -1) { // console.log('ignore ' + all_links.href); // ignored change_link = false; } if(change_link == true) { // console.log('Changed ' + all_links.href); document.links[t].setAttribute('onClick', 'javascript:window.open(\'' + all_links.href.replace(/'/g, '') + '\', \'_blank\', \'noopener\'); return false;'); document.links[t].removeAttribute('target'); } } } } // Load function external_links_in_new_windows_load(func) { var oldonload = window.onload; if (typeof window.onload != 'function'){ window.onload = func; } else { window.onload = function(){ oldonload(); func(); } } } external_links_in_new_windows_load(external_links_in_new_windows_loop); //]]></script> <script>document.createElement( "picture" );if(!window.HTMLPictureElement && document.addEventListener) {window.addEventListener("DOMContentLoaded", function() {var s = document.createElement("script");s.src = "https://www.lpi.org/wp-content/plugins/webp-express/js/picturefill.min.js";document.body.appendChild(s);});}</script><meta name="generator" content="Elementor 3.28.0; features: e_font_icon_svg, additional_custom_breakpoints, e_local_google_fonts; settings: css_print_method-external, google_font-enabled, font_display-swap"> <script nowprocket data-no-optimize="1" data-no-minify="1" data-cfasync="false" data-borlabs-cookie-script-blocker-ignore> if ('0' === '1' && '1' === '1') { window['gtag_enable_tcf_support'] = true; } window.dataLayer = window.dataLayer || []; if (typeof gtag !== 'function') { function gtag(){dataLayer.push(arguments);} } gtag('set', 'developer_id.dYjRjMm', true); if ('1' === '1') { let getCookieValue = function (name) { return document.cookie.match('(^|;)\\s*' + name + '\\s*=\\s*([^;]+)')?.pop() || ''; }; let cookieValue = getCookieValue('borlabs-cookie-gcs'); let consentsFromCookie = {}; if (cookieValue !== '') { consentsFromCookie = JSON.parse(decodeURIComponent(cookieValue)); } let defaultValues = { 'ad_storage': 'denied', 'ad_user_data': 'denied', 'ad_personalization': 'denied', 'analytics_storage': 'denied', 'functionality_storage': 'denied', 'personalization_storage': 'denied', 'security_storage': 'denied', 'wait_for_update': 500, }; gtag('consent', 'default', { ...defaultValues, ...consentsFromCookie }); gtag('set', 'ads_data_redaction', true); } if('0' === '1') { var url = new URL(window.location.href); if ((url.searchParams.has('gtm_debug') && url.searchParams.get('gtm_debug') !== '') || document.cookie.indexOf('__TAG_ASSISTANT=') !== -1 || document.documentElement.hasAttribute('data-tag-assistant-present')) { (function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({"gtm.start": new Date().getTime(),event:"gtm.js"});var f=d.getElementsByTagName(s)[0], j=d.createElement(s),dl=l!="dataLayer"?"&l="+l:"";j.async=true;j.src= "https://www.googletagmanager.com/gtm.js?id="+i+dl;f.parentNode.insertBefore(j,f); })(window,document,"script","dataLayer","GTM-TKFX96H"); } else { (function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({"gtm.start": new Date().getTime(),event:"gtm.js"});var f=d.getElementsByTagName(s)[0], j=d.createElement(s),dl=l!="dataLayer"?"&l="+l:"";j.async=true;j.src= "https://www.lpi.org/wp-content/uploads/borlabs-cookie/"+i+'.js?ver=not-set-yet';f.parentNode.insertBefore(j,f); })(window,document,"script","dataLayer","GTM-TKFX96H"); } } (function () { var borlabsCookieConsentChangeHandler = function () { window.dataLayer = window.dataLayer || []; if (typeof gtag !== 'function') { function gtag(){dataLayer.push(arguments);} } let gtmConsents = {}; if ('1' === '1') { if ('0' === '1') { gtmConsents = { 'analytics_storage': BorlabsCookie.Consents.hasConsentForServiceGroup('statistics') === true ? 'granted' : 'denied', 'functionality_storage': BorlabsCookie.Consents.hasConsentForServiceGroup('statistics') === true ? 'granted' : 'denied', 'personalization_storage': BorlabsCookie.Consents.hasConsentForServiceGroup('marketing') === true ? 'granted' : 'denied', 'security_storage': BorlabsCookie.Consents.hasConsentForServiceGroup('statistics') === true ? 'granted' : 'denied', }; } else { gtmConsents = { 'ad_storage': BorlabsCookie.Consents.hasConsentForServiceGroup('marketing') === true ? 'granted' : 'denied', 'ad_user_data': BorlabsCookie.Consents.hasConsentForServiceGroup('marketing') === true ? 'granted' : 'denied', 'ad_personalization': BorlabsCookie.Consents.hasConsentForServiceGroup('marketing') === true ? 'granted' : 'denied', 'analytics_storage': BorlabsCookie.Consents.hasConsentForServiceGroup('statistics') === true ? 'granted' : 'denied', 'functionality_storage': BorlabsCookie.Consents.hasConsentForServiceGroup('statistics') === true ? 'granted' : 'denied', 'personalization_storage': BorlabsCookie.Consents.hasConsentForServiceGroup('marketing') === true ? 'granted' : 'denied', 'security_storage': BorlabsCookie.Consents.hasConsentForServiceGroup('statistics') === true ? 'granted' : 'denied', }; } BorlabsCookie.CookieLibrary.setCookie( 'borlabs-cookie-gcs', JSON.stringify(gtmConsents), BorlabsCookie.Settings.automaticCookieDomainAndPath.value ? '' : BorlabsCookie.Settings.cookieDomain.value, BorlabsCookie.Settings.cookiePath.value, BorlabsCookie.Cookie.getPluginCookie().expires, BorlabsCookie.Settings.cookieSecure.value, BorlabsCookie.Settings.cookieSameSite.value ); gtag('consent', 'update', gtmConsents); } var consents = BorlabsCookie.Cookie.getPluginCookie().consents; for (var serviceGroup in consents) { for (var service of consents[serviceGroup]) { if (!window.BorlabsCookieGtmPackageSentEvents.includes(service) && service !== 'borlabs-cookie') { window.dataLayer.push({ event: 'borlabs-cookie-opt-in-'+service, }); window.BorlabsCookieGtmPackageSentEvents.push(service); } } } var afterConsentsEvent = document.createEvent('Event'); afterConsentsEvent.initEvent('borlabs-cookie-google-tag-manager-after-consents', true, true); document.dispatchEvent(afterConsentsEvent); }; window.BorlabsCookieGtmPackageSentEvents = []; document.addEventListener('borlabs-cookie-consent-saved', borlabsCookieConsentChangeHandler); document.addEventListener('borlabs-cookie-handle-unblock', borlabsCookieConsentChangeHandler); })(); </script><link rel="preconnect" href="//code.tidio.co"> <style> .e-con.e-parent:nth-of-type(n+4):not(.e-lazyloaded):not(.e-no-lazyload), .e-con.e-parent:nth-of-type(n+4):not(.e-lazyloaded):not(.e-no-lazyload) * { background-image: none !important; } @media screen and (max-height: 1024px) { .e-con.e-parent:nth-of-type(n+3):not(.e-lazyloaded):not(.e-no-lazyload), .e-con.e-parent:nth-of-type(n+3):not(.e-lazyloaded):not(.e-no-lazyload) * { background-image: none !important; } } @media screen and (max-height: 640px) { .e-con.e-parent:nth-of-type(n+2):not(.e-lazyloaded):not(.e-no-lazyload), .e-con.e-parent:nth-of-type(n+2):not(.e-lazyloaded):not(.e-no-lazyload) * { background-image: none !important; } } </style> <script> /* <![CDATA[ */ var isc_front_data = { caption_position : 'bottom-right', } /* ]]> */ </script> <style> .isc-source { position: relative; display: inline-block; line-height: initial; } .wp-block-cover .isc-source { position: static; } span.isc-source-text a { display: inline; color: #fff; } </style> <link rel="icon" href="https://www.lpi.org/wp-content/uploads/2023/04/cropped-favicon-32x32.png" sizes="32x32" /> <link rel="icon" href="https://www.lpi.org/wp-content/uploads/2023/04/cropped-favicon-192x192.png" sizes="192x192" /> <link rel="apple-touch-icon" href="https://www.lpi.org/wp-content/uploads/2023/04/cropped-favicon-180x180.png" /> <meta name="msapplication-TileImage" content="https://www.lpi.org/wp-content/uploads/2023/04/cropped-favicon-270x270.png" /> <style>.shorten_url { padding: 10px 10px 10px 10px ; border: 1px solid #AAAAAA ; background-color: #EEEEEE ; }</style> <style type="text/css" id="wp-custom-css"> /* spacing smooth scrolling */ *[id] { scroll-margin-top: 150px } </style> <!--[if lt IE 9]> <script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script> <script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script> <![endif]--> <script type='text/javascript' src='https://platform-api.sharethis.com/js/sharethis.js#property=64c263bb99ed020012e4a1dc&product=sop' async='async'></script> <!-- Hotjar Tracking Code for https://www.lpi.org --> <script> (function(h,o,t,j,a,r){ h.hj=h.hj||function(){(h.hj.q=h.hj.q||[]).push(arguments)}; h._hjSettings={hjid:3709256,hjsv:6}; a=o.getElementsByTagName('head')[0]; r=o.createElement('script');r.async=1; r.src=t+h._hjSettings.hjid+j+h._hjSettings.hjsv; a.appendChild(r); })(window,document,'https://static.hotjar.com/c/hotjar-','.js?sv='); </script> <meta name="generator" content="WP Rocket 3.18.2" data-wpr-features="wpr_preload_links wpr_desktop" /></head> <body class="page-template page-template-template-sections page-template-template-sections-php page page-id-25217 elementor-default elementor-kit-20472"> <div data-rocket-location-hash="46b5ec384d1573651fcf9e2729907712" class="wrapper"> <div data-rocket-location-hash="172af447f825ea622f435e854125e7a1" class="header-wrapper"> <div data-rocket-location-hash="ebb6e5654febf664de800801e00797db" class="navbar-top d-none d-lg-block"> <div data-rocket-location-hash="1ded919732da144e02a015d2156ecef5" class="container"> <ul id="menu-utility-menu" class="nav"><li id="menu-item-wpml-ls-2-vi" class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-vi wpml-ls-current-language wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-has-children menu-item-wpml-ls-2-vi"><a href="https://www.lpi.org/vi/lpi25/" title="Tiếng Việt"><span><span class="wpml-ls-native" lang="vi">Tiếng Việt</span></span></a> <ul class="sub-menu"> <li id="menu-item-wpml-ls-2-pt-br" class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-pt-br wpml-ls-menu-item wpml-ls-first-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-pt-br"><a href="https://www.lpi.org/pt-br/lpi25/" title="Português"><span><span class="wpml-ls-native" lang="pt-br">Português</span></span></a></li> <li id="menu-item-wpml-ls-2-en" class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-en wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-en"><a href="https://www.lpi.org/lpi25/" title="English"><span><span class="wpml-ls-native" lang="en">English</span></span></a></li> <li id="menu-item-wpml-ls-2-fr" class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-fr wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-fr"><a href="https://www.lpi.org/fr/lpi25/" title="Français"><span><span class="wpml-ls-native" lang="fr">Français</span></span></a></li> <li id="menu-item-wpml-ls-2-de" class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-de wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-de"><a href="https://www.lpi.org/de/lpi25/" title="Deutsch"><span><span class="wpml-ls-native" lang="de">Deutsch</span></span></a></li> <li id="menu-item-wpml-ls-2-it" class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-it wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-it"><a href="https://www.lpi.org/it/lpi25/" title="Italiano"><span><span class="wpml-ls-native" lang="it">Italiano</span></span></a></li> <li id="menu-item-wpml-ls-2-ja" class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-ja wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-ja"><a href="https://www.lpi.org/ja/lpi25/" title="日本語"><span><span class="wpml-ls-native" lang="ja">日本語</span></span></a></li> <li id="menu-item-wpml-ls-2-es" class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-es wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-es"><a href="https://www.lpi.org/es/lpi25/" title="Español"><span><span class="wpml-ls-native" lang="es">Español</span></span></a></li> <li id="menu-item-wpml-ls-2-zh-hant" class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-zh-hant wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-zh-hant"><a href="https://www.lpi.org/zh-hant/lpi25/" title="繁體中文"><span><span class="wpml-ls-native" lang="zh-hant">繁體中文</span></span></a></li> <li id="menu-item-wpml-ls-2-ko" class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-ko wpml-ls-menu-item wpml-ls-last-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-ko"><a href="https://www.lpi.org/ko/lpi25/" title="한국어"><span><span class="wpml-ls-native" lang="ko">한국어</span></span></a></li> </ul> </li> <li id="menu-item-55" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-55"><a target="_blank" href="http://cs.lpi.org/caf/Xamman/partner"><span>Find Training</span></a></li> <li id="menu-item-57" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-57"><a target="_blank" href="https://cs.lpi.org/caf/Xamman/candidate_area"><span>My Account</span></a></li> <li id="menu-item-51" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-51"><a href="https://www.lpi.org/vi/thanh-vien/"><span>Thành viên</span></a></li> <li id="menu-item-26093" class="altred menu-item menu-item-type-custom menu-item-object-custom menu-item-26093"><a href="https://www.lpi.org/lpi25"><span>Our 25th Anniversary 🥳</span></a></li> <li id="menu-item-23606" class="alt menu-item menu-item-type-custom menu-item-object-custom menu-item-23606"><a href="https://www.lpi.org/partner-programs"><span>Become a Partner</span></a></li> <li id="menu-item-58" class="alt menu-item menu-item-type-custom menu-item-object-custom menu-item-58"><a href="https://www.lpi.org/our-certifications/getting-started/"><span>Get Certified</span></a></li> </ul> </div> </div> <nav class="navbar navbar-light site-main-menu navbar-expand-lg"> <div class="container"> <a class="logo" aria-label="Logo" href="https://www.lpi.org/vi/"><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/themes/lpi/assets/images/logo.png.webp" type="image/webp"><img src="https://www.lpi.org/wp-content/themes/lpi/assets/images/logo.png" alt="" class="img-fluid webpexpress-processed" width="219" height="80"></picture></a> <button class="navbar-toggler collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#main-menu" aria-controls="main-menu" aria-expanded="false" aria-label="Toggle navigation"> <span class="icon-bar"></span> <span class="icon-bar"></span> <span class="icon-bar"></span> </button> <div class="collapse navbar-collapse flex-lg-grow-1" id="main-menu"> <ul id="nav" class="navbar-nav"><li id="menu-item-471" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-471"><a href="#">Certifications</a> <ul class="sub-menu"> <li id="menu-item-472" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-472"><a href="#"><span>Essentials</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/essentials.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/essentials-150x150.png.webp 150w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/essentials-24x24.png.webp 24w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/essentials-36x36.png.webp 36w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/essentials-48x48.png.webp 48w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/essentials.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/essentials.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/essentials-150x150.png 150w, https://www.lpi.org/wp-content/uploads/2023/04/essentials-24x24.png 24w, https://www.lpi.org/wp-content/uploads/2023/04/essentials-36x36.png 36w, https://www.lpi.org/wp-content/uploads/2023/04/essentials-48x48.png 48w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-473" class="menu-item menu-item-type-post_type menu-item-object-certification menu-item-473"><a href="https://www.lpi.org/vi/our-certifications/linux-professional-institute-linux-essentials/">Linux Professional Institute Linux Essentials</a></li> <li id="menu-item-474" class="menu-item menu-item-type-post_type menu-item-object-certification menu-item-474"><a href="https://www.lpi.org/vi/our-certifications/security-essentials-overview/">Linux Professional Institute Security Essentials</a></li> <li id="menu-item-475" class="menu-item menu-item-type-post_type menu-item-object-certification menu-item-475"><a href="https://www.lpi.org/vi/our-certifications/web-development-essentials-overview/">Linux Professional Institute Web Development Essentials</a></li> <li id="menu-item-21691" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-21691"><a href="https://www.lpi.org/our-certifications/open-source-essentials/">Open Source Essentials</a></li> </ul> </li> <li id="menu-item-476" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-476"><a href="#"><span>Linux Professionals</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/professional.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/professional-150x150.png.webp 150w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/professional-24x24.png.webp 24w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/professional-36x36.png.webp 36w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/professional-48x48.png.webp 48w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/professional.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/professional.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/professional-150x150.png 150w, https://www.lpi.org/wp-content/uploads/2023/04/professional-24x24.png 24w, https://www.lpi.org/wp-content/uploads/2023/04/professional-36x36.png 36w, https://www.lpi.org/wp-content/uploads/2023/04/professional-48x48.png 48w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-477" class="menu-item menu-item-type-post_type menu-item-object-certification menu-item-477"><a href="https://www.lpi.org/vi/our-certifications/linux-professional-institute-lpic-1/">Linux Professional Institute LPIC-1</a></li> <li id="menu-item-478" class="menu-item menu-item-type-post_type menu-item-object-certification menu-item-478"><a href="https://www.lpi.org/vi/our-certifications/linux-professional-institute-lpic-2/">Linux Professional Institute LPIC-2</a></li> <li id="menu-item-480" class="menu-item menu-item-type-post_type menu-item-object-certification menu-item-480"><a href="https://www.lpi.org/vi/our-certifications/linux-professional-institute-lpic-3-mixed-environments-moi-truong-hon-hop/">Linux Professional Institute LPIC-3 Mixed Environments (Môi trường Hỗn Hợp)</a></li> <li id="menu-item-481" class="menu-item menu-item-type-post_type menu-item-object-certification menu-item-481"><a href="https://www.lpi.org/vi/our-certifications/linux-professional-institute-lpic-3-security-bao-mat/">Linux Professional Institute LPIC-3 Security (Bảo mật)</a></li> <li id="menu-item-482" class="menu-item menu-item-type-post_type menu-item-object-certification menu-item-482"><a href="https://www.lpi.org/vi/our-certifications/linux-professional-institute-lpic-3-virtualization-and-containerization/">Linux Professional Institute LPIC-3 Virtualization and Containerization (Ảo hóa và Container hóa)</a></li> <li id="menu-item-479" class="menu-item menu-item-type-post_type menu-item-object-certification menu-item-479"><a href="https://www.lpi.org/vi/our-certifications/linux-professional-institute-lpic-3-high-availabiliy-tinh-kha-dung-cao-and-storage-clusters-vung-luu-tru-clusters/">Linux Professional Institute LPIC-3 High Availabiliy (Tính khả dụng cao) and Storage Clusters (Vùng lưu trữ Clusters)</a></li> </ul> </li> <li id="menu-item-483" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-483"><a href="#"><span>Open Technology</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/open-technology.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/open-technology-150x150.png.webp 150w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/open-technology-24x24.png.webp 24w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/open-technology-36x36.png.webp 36w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/open-technology-48x48.png.webp 48w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/open-technology.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/open-technology.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/open-technology-150x150.png 150w, https://www.lpi.org/wp-content/uploads/2023/04/open-technology-24x24.png 24w, https://www.lpi.org/wp-content/uploads/2023/04/open-technology-36x36.png 36w, https://www.lpi.org/wp-content/uploads/2023/04/open-technology-48x48.png 48w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-485" class="menu-item menu-item-type-post_type menu-item-object-certification menu-item-485"><a href="https://www.lpi.org/vi/our-certifications/ki-su-cong-cu-devops-linux-professional-institute/">Linux Professional Institute DevOps Tools Engineer</a></li> <li id="menu-item-484" class="menu-item menu-item-type-post_type menu-item-object-certification menu-item-484"><a href="https://www.lpi.org/vi/our-certifications/linux-professional-institute-bsd-specialist/">Linux Professional Institute BSD Specialist</a></li> </ul> </li> <li id="menu-item-486" class="br-link menu-item menu-item-type-post_type menu-item-object-page menu-item-486"><a href="https://www.lpi.org/vi/tong-hop-chung-chi-lpi/">Tổng hợp Chứng chỉ LPI</a></li> </ul> </li> <li id="menu-item-487" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-487"><a href="#">Individuals</a> <ul class="sub-menu"> <li id="menu-item-488" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-488"><a href="#"><span>Benefit</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/learn.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/learn-150x150.png.webp 150w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/learn-24x24.png.webp 24w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/learn-36x36.png.webp 36w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/learn-48x48.png.webp 48w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/learn.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/learn.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/learn-150x150.png 150w, https://www.lpi.org/wp-content/uploads/2023/04/learn-24x24.png 24w, https://www.lpi.org/wp-content/uploads/2023/04/learn-36x36.png 36w, https://www.lpi.org/wp-content/uploads/2023/04/learn-48x48.png 48w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-25670" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-25670"><a href="https://www.lpi.org/value-of-certification/new-to-linux/">New to Linux</a></li> <li id="menu-item-490" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-490"><a href="https://www.lpi.org/vi/tang-toc-su-nghiep-cua-ban-voi-chung-chi-lpi/">Tăng tốc Sự nghiệp của bạn với Chứng chỉ LPI</a></li> <li id="menu-item-491" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-491"><a href="https://www.lpi.org/vi/tat-ca-moi-thu-ban-can-chuan-bi-cho-chung-chi-lpi/">Tất cả mọi thứ bạn cần chuẩn bị cho chứng chỉ LPI</a></li> <li id="menu-item-492" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-492"><a href="https://www.lpi.org/vi/cac-tieu-chuan-phat-trien-chung-chi-cua-chung-toi/">Các Tiêu Chuẩn Phát Triển Chứng Chỉ Của Chúng Tôi</a></li> </ul> </li> <li id="menu-item-493" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-493"><a href="#"><span>Prove</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/prove.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/prove-150x150.png.webp 150w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/prove-24x24.png.webp 24w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/prove-36x36.png.webp 36w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/prove-48x48.png.webp 48w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/prove.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/prove.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/prove-150x150.png 150w, https://www.lpi.org/wp-content/uploads/2023/04/prove-24x24.png 24w, https://www.lpi.org/wp-content/uploads/2023/04/prove-36x36.png 36w, https://www.lpi.org/wp-content/uploads/2023/04/prove-48x48.png 48w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-495" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-495"><a href="https://www.lpi.org/vi/bat-dau/">Bắt đầu</a></li> <li id="menu-item-494" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-494"><a href="https://www.lpi.org/vi/bai-kiem-tra-truc-tuyen-linux-professional-institute/">Bài kiểm tra trực tuyến Linux Professional Institute</a></li> <li id="menu-item-16022" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-16022"><a href="https://www.lpi.org/exam-pricing/">Exam Pricing</a></li> <li id="menu-item-497" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-497"><a target="_blank" href="https://home.pearsonvue.com/lpi">Schedule Your Exam</a></li> </ul> </li> <li id="menu-item-498" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-498"><a href="#"><span>Community</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/community.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/community-150x150.png.webp 150w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/community.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/community.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/community-150x150.png 150w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-499" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-499"><a href="https://www.lpi.org/vi/chuong-trinh-cong-dong/">Chương trình Cộng đồng</a></li> <li id="menu-item-500" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-500"><a href="https://www.lpi.org/vi/thanh-vien/">Thành viên</a></li> </ul> </li> </ul> </li> <li id="menu-item-501" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-501"><a href="#">Educators</a> <ul class="sub-menu"> <li id="menu-item-502" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-502"><a href="#"><span>Teach</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/teach.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/teach-150x150.png.webp 150w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/teach.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/teach.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/teach-150x150.png 150w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-503" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-503"><a href="https://www.lpi.org/vi/chuong-trinh-cong-dong/giang-vien-duoc-phe-chuan/">Nhà đào tạo được phê chuẩn</a></li> <li id="menu-item-504" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-504"><a href="https://www.lpi.org/vi/tai-sao-nen-cung-cap-dao-tao-lpi/">Tại sao nên Cung cấp Đào tạo LPI?</a></li> </ul> </li> <li id="menu-item-505" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-505"><a href="#"><span>Publish</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/publish.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/publish-150x150.png.webp 150w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/publish.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/publish.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/publish-150x150.png 150w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-506" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-506"><a href="https://learning.lpi.org/en/lpi-publishing-partner/become-lpp/">Become a Publishing Partner</a></li> <li id="menu-item-507" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-507"><a href="https://learning.lpi.org/en/learning-materials/become-contributor/">Become a Contributor</a></li> </ul> </li> <li id="menu-item-508" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-508"><a href="#"><span>Community</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/community.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/community-150x150.png.webp 150w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/community.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/community.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/community-150x150.png 150w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-509" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-509"><a href="https://www.lpi.org/vi/chuong-trinh-cong-dong/">Chương trình Cộng đồng</a></li> <li id="menu-item-510" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-510"><a href="https://www.lpi.org/vi/thanh-vien/">Thành viên</a></li> <li id="menu-item-511" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-511"><a target="_blank" href="http://list.lpi.org/">Exam Development Mailing Lists</a></li> </ul> </li> </ul> </li> <li id="menu-item-512" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-512"><a href="#">Organizations</a> <ul class="sub-menu"> <li id="menu-item-513" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-513"><a href="#"><span>Hire</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/hire.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/hire-150x150.png.webp 150w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/hire.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/hire.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/hire-150x150.png 150w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-514" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-514"><a href="https://www.lpi.org/vi/tai-sao-la-nhan-vien-co-chung-nhan/">Tại Sao Nên Tuyển Dụng Nhân Viên Có Chứng Chỉ</a></li> <li id="menu-item-515" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-515"><a href="https://www.lpi.org/programs/#hiring">Hiring Partner Program</a></li> </ul> </li> <li id="menu-item-516" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-516"><a href="#"><span>Teach</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/teach.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/teach-150x150.png.webp 150w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/teach.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/teach.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/teach-150x150.png 150w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-517" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-517"><a href="https://find.lpi.org/training-partners">Find Training Partners</a></li> <li id="menu-item-27652" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-27652"><a href="https://www.lpi.org/vi/tro-thanh-doi-tac/tro-thanh-doi-tac-dao-tao-lpi/">Trở thành Đối tác đào tạo LPI</a></li> </ul> </li> <li id="menu-item-519" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-519"><a href="#"><span>Use</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/use.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/use-150x150.png.webp 150w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/use.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/use.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/use-150x150.png 150w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-520" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-520"><a href="https://www.lpi.org/vi/cac-chinh-phu-dang-chuyen-sang-su-dung-linux/">Các Chính phủ đang Chuyển sang sử dụng Linux</a></li> </ul> </li> <li id="menu-item-522" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-522"><a href="#"><span>Network</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/community.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/community-150x150.png.webp 150w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/community.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/community.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/community-150x150.png 150w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-23587" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-23587"><a href="https://www.lpi.org/vi/tro-thanh-doi-tac/">Trở thành Đối tác</a></li> </ul> </li> </ul> </li> <li id="menu-item-523" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-523"><a href="#">About LPI</a> <ul class="sub-menu"> <li id="menu-item-524" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-524"><a href="#"><span>Community</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/community.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/community-150x150.png.webp 150w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/community.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/community.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/community-150x150.png 150w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-525" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-525"><a href="https://www.lpi.org/vi/chuong-trinh-cong-dong/">Chương trình Cộng đồng</a></li> <li id="menu-item-526" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-526"><a href="https://www.lpi.org/vi/thanh-vien/">Thành viên</a></li> <li id="menu-item-527" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-527"><a target="_blank" href="https://list.lpi.org/mailman/listinfo.cgi">Mailing Lists</a></li> <li id="menu-item-528" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-528"><a target="_blank" href="https://wiki.lpi.org/">Exam development wiki</a></li> </ul> </li> <li id="menu-item-534" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-534"><a href="#"><span>News</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/news.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/news-150x150.png.webp 150w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/news.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/news.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/news-150x150.png 150w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-529" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-529"><a href="https://www.lpi.org/vi/ket-noi-voi-chung-toi/">Kết nối Với Chúng tôi</a></li> </ul> </li> <li id="menu-item-535" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-535"><a href="#"><span>We</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/we.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/we-150x150.png.webp 150w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/we.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/we.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/we-150x150.png 150w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-537" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-537"><a href="https://www.lpi.org/vi/dieu-gi-thuc-day-chung-toi/">Điều gì thúc đẩy chúng tôi</a></li> <li id="menu-item-24174" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-24174"><a href="https://www.lpi.org/vi/ve-lpi/gap-go-ban-giam-doc-cua-chung-toi/">Gặp gỡ Ban Giám Đốc của chúng tôi</a></li> <li id="menu-item-20271" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-20271"><a href="https://www.lpi.org/elections">Board Elections</a></li> <li id="menu-item-539" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-539"><a href="https://www.lpi.org/vi/uy-ban-linux-professional-institute-lpi/">Uỷ ban Linux Professional Institute (LPI)</a></li> <li id="menu-item-540" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-540"><a href="https://www.lpi.org/vi/cac-tieu-chuan-phat-trien-chung-chi-cua-chung-toi/">Các Tiêu Chuẩn Phát Triển Chứng Chỉ Của Chúng Tôi</a></li> </ul> </li> <li id="menu-item-541" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-541"><a href="#"><span>More</span><picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/more.png.webp 230w, https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2023/04/more-150x150.png.webp 150w" sizes="(max-width: 230px) 100vw, 230px" type="image/webp"><img width="230" height="230" src="https://www.lpi.org/wp-content/uploads/2023/04/more.png" class="_mi _after _image webpexpress-processed" alt="" aria-hidden="true" decoding="async" srcset="https://www.lpi.org/wp-content/uploads/2023/04/more.png 230w, https://www.lpi.org/wp-content/uploads/2023/04/more-150x150.png 150w" sizes="(max-width: 230px) 100vw, 230px"></picture></a> <ul class="sub-menu"> <li id="menu-item-542" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-542"><a href="https://www.lpi.org/vi/tom-tat-lich-su-cua-linux-professional-institute-lpi/">Tóm tắt lịch sử của Linux Professional Institute (LPI)</a></li> <li id="menu-item-543" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-543"><a href="https://www.lpi.org/vi/quy-tac-dao-duc-va-ung-xu-nghe-nghiep-cua-cong-dong/">Quy tắc Đạo đức và Ứng xử nghề nghiệp của cộng đồng</a></li> <li id="menu-item-545" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-545"><a rel="privacy-policy" href="https://www.lpi.org/vi/tuyen-bo-ve-quyen-rieng-tu-va-chinh-sach/">Tuyên bố về Quyền Riêng tư và Chính sách</a></li> <li id="menu-item-546" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-546"><a href="https://www.lpi.org/vi/ve-lpi/cac-cau-hoi-thuong-gap/">Các câu hỏi thường gặp</a></li> <li id="menu-item-547" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-547"><a href="https://www.lpi.org/vi/ve-lpi/lien-he-chung-toi/">Liên hệ chúng tôi</a></li> </ul> </li> </ul> </li> </ul> <div class="utility-menu d-lg-none"> <ul id="menu-utility-menu-1" class="nav"><li class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-vi wpml-ls-current-language wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-has-children menu-item-wpml-ls-2-vi"><a href="https://www.lpi.org/vi/lpi25/" title="Tiếng Việt"><span><span class="wpml-ls-native" lang="vi">Tiếng Việt</span></span></a> <ul class="sub-menu"> <li class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-pt-br wpml-ls-menu-item wpml-ls-first-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-pt-br"><a href="https://www.lpi.org/pt-br/lpi25/" title="Português"><span><span class="wpml-ls-native" lang="pt-br">Português</span></span></a></li> <li class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-en wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-en"><a href="https://www.lpi.org/lpi25/" title="English"><span><span class="wpml-ls-native" lang="en">English</span></span></a></li> <li class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-fr wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-fr"><a href="https://www.lpi.org/fr/lpi25/" title="Français"><span><span class="wpml-ls-native" lang="fr">Français</span></span></a></li> <li class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-de wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-de"><a href="https://www.lpi.org/de/lpi25/" title="Deutsch"><span><span class="wpml-ls-native" lang="de">Deutsch</span></span></a></li> <li class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-it wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-it"><a href="https://www.lpi.org/it/lpi25/" title="Italiano"><span><span class="wpml-ls-native" lang="it">Italiano</span></span></a></li> <li class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-ja wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-ja"><a href="https://www.lpi.org/ja/lpi25/" title="日本語"><span><span class="wpml-ls-native" lang="ja">日本語</span></span></a></li> <li class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-es wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-es"><a href="https://www.lpi.org/es/lpi25/" title="Español"><span><span class="wpml-ls-native" lang="es">Español</span></span></a></li> <li class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-zh-hant wpml-ls-menu-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-zh-hant"><a href="https://www.lpi.org/zh-hant/lpi25/" title="繁體中文"><span><span class="wpml-ls-native" lang="zh-hant">繁體中文</span></span></a></li> <li class="menu-item wpml-ls-slot-2 wpml-ls-item wpml-ls-item-ko wpml-ls-menu-item wpml-ls-last-item menu-item-type-wpml_ls_menu_item menu-item-object-wpml_ls_menu_item menu-item-wpml-ls-2-ko"><a href="https://www.lpi.org/ko/lpi25/" title="한국어"><span><span class="wpml-ls-native" lang="ko">한국어</span></span></a></li> </ul> </li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-55"><a target="_blank" href="http://cs.lpi.org/caf/Xamman/partner"><span>Find Training</span></a></li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-57"><a target="_blank" href="https://cs.lpi.org/caf/Xamman/candidate_area"><span>My Account</span></a></li> <li class="menu-item menu-item-type-post_type menu-item-object-page menu-item-51"><a href="https://www.lpi.org/vi/thanh-vien/"><span>Thành viên</span></a></li> <li class="altred menu-item menu-item-type-custom menu-item-object-custom menu-item-26093"><a href="https://www.lpi.org/lpi25"><span>Our 25th Anniversary 🥳</span></a></li> <li class="alt menu-item menu-item-type-custom menu-item-object-custom menu-item-23606"><a href="https://www.lpi.org/partner-programs"><span>Become a Partner</span></a></li> <li class="alt menu-item menu-item-type-custom menu-item-object-custom menu-item-58"><a href="https://www.lpi.org/our-certifications/getting-started/"><span>Get Certified</span></a></li> </ul> </div> </div> </div> </nav> </div> <article data-rocket-location-hash="88fda3260f25c6b9d39eb984d87ac7a0" id="post-25217" class="clearfix post-25217 page type-page status-publish hentry"> <div data-rocket-location-hash="a94e14360ab8bd03f8d3ad6de47dc2ba" class="page-builder-section section-page_hero d-flex flex-column justify-content-center "> <div class="bg img-bg"> <picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2024/08/banner-lpi25-balloon.png.webp" type="image/webp"><img src="https://www.lpi.org/wp-content/uploads/2024/08/banner-lpi25-balloon.png" alt="" class="img-fluid webpexpress-processed"></picture> </div> <div class="container"> <div class="page-body"> <h1>LPI kỷ niệm 25 năm và tặng phiếu thi miễn phí!</h1> </div> </div> </div> <div data-rocket-location-hash="6271188411374ea24e0771dcd50a6601" class="page-builder-section section-image_and_text bg-white "> <div class="container"> <div class="row align-items-center justify-content-between "> <div class="col-12 col-lg-6"> <div class="image"> <picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2024/09/Key-Visual-LPI25-417.png.webp" type="image/webp"><img src="https://www.lpi.org/wp-content/uploads/2024/09/Key-Visual-LPI25-417.png" alt="" class="img-fluid webpexpress-processed"></picture> </div> </div> <div class="col-12 col-lg-6"> <div class="page-body"> <h2 style="text-align: left;">Cảm ơn bạn vì 25 năm ủng hộ!</h2> <p><strong>Những điều chúng tôi đang kỷ niệm:</strong></p> <ul> <li>Hơn 250.000 người có chứng chỉ</li> <li>Các chuyên gia được chứng nhận ở hơn 180 quốc gia</li> <li>Các kỳ thi bằng nhiều ngôn ngữ</li> <li>Hàng trăm đối tác đào tạo</li> <li>Là tổ chức chứng nhận Linux và mã nguồn mở trung lập với nhà cung cấp đầu tiên và lớn nhất thế giới</li> <li>Và bạn là một phần của cộng đồng tuyệt vời của chúng tôi!</li> </ul> </div> </div> </div> </div> </div> <div data-rocket-location-hash="6328dc65e0cd55930c9ab2035be561db" class="page-builder-section section-image_and_text bg-white "> <div class="container"> <div class="row align-items-center justify-content-between flex-lg-row-reverse"> <div class="col-12 col-lg-6"> <div class="image"> <picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2024/09/free_gift_alt.png.webp" type="image/webp"><img src="https://www.lpi.org/wp-content/uploads/2024/09/free_gift_alt.png" alt="" class="img-fluid webpexpress-processed"></picture> </div> </div> <div class="col-12 col-lg-6"> <div class="page-body"> <h2 style="text-align: left;"><a id="specialgift"></a>Mỗi ứng viên thứ 25 sẽ nhận được một món quà đặc biệt</h2> <p>Viện chuyên nghiệp Linux (LPI) kỷ niệm 25 năm kỷ niệm vào năm 2024. Để đạt được thành công này, ước tính của thuật toán đặc biệt:</p> <p>Từ tháng 10 năm 2024 đến tháng 3 năm 2025, số 25 ứng cử viên có thể được đưa ra trong một cuộc kiểm tra mới <strong>nhận lại một cách miễn phí</strong>cho kỳ thi sơ bộ của bạn. Cuối cùng, bạn sẽ xác định số phận của các giá trị được lựa chọn và chọn một số ứng cử viên số 25 trong chức năng của sự kiện và thời điểm bạn thực hiện bài kiểm tra. Nos Pondremos en contacto con los ganadores a principios de cada mes, a partir de noviembre.</p> <p>¡Cảm ơn vì đã giúp đỡ LPI! Người nổi tiếng đã mất 25 năm quảng cáo Linux và trải nghiệm có sẵn, ¡y tiên phong trong sự kiện TI! <strong>…Nhưng còn nhiều hơn thế nữa!</strong></p> </div> </div> </div> </div> </div> <div data-rocket-location-hash="91b5fb70355966ff1c461e7dd83fe6f8" class="page-builder-section section-image_and_text bg-white "> <div class="container"> <div class="row align-items-center justify-content-between "> <div class="col-12 col-lg-6"> <div class="image"> <picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2024/09/switch_to_linux.png.webp" type="image/webp"><img src="https://www.lpi.org/wp-content/uploads/2024/09/switch_to_linux.png" alt="" class="img-fluid webpexpress-processed"></picture> </div> </div> <div class="col-12 col-lg-6"> <div class="page-body"> <h2 style="text-align: left;"><a id="switchtolinux"></a>Chuyển sang Linux và tiết kiệm 25% khi mua Linux Essentials</h2> <p>Để hỗ trợ cho sáng kiến <a href="https://www.upgradetolinux.com/">Upgrade to Linux</a>, LPI đang giảm giá 25% kỳ thi lấy chứng chỉ <a href="https://www.lpi.org/vi/our-certifications/linux-professional-institute-linux-essentials/">Linux Essentials</a> cho bất kỳ ai chuyển hệ điều hành của họ sang Linux. <strong>Để được giảm giá 25%, người tham gia phải: </strong></p> <ul> <li style="list-style-type: none;"> <ul> <li> <p>Đăng ảnh chụp thiết bị Linux đang chạy của bạn lên mạng xã hội (sử dụng Facebook, Instagram, LinkedIn, X hoặc Mastodon) và sử dụng chú thích <strong>“Tôi đã chuyển sang Linux”</strong></li> <li>Nhãn Linux Professional Institute và Upgrade to Linux</li> <li>Sử dụng hashtag: #upgradetolinux #switchtolinux #LPI25</li> </ul> </li> </ul> <p>Sau khi chia sẻ bài đăng của bạn, hãy cho chúng tôi biết bằng cách điền vào biểu mẫu trên trang này: <a href="https://www.lpi.org/vi/toi-da-chuyen-sang-linux/">Tôi đã chuyển sang Linux</a> .</p> <p> </p> </div> </div> </div> </div> </div> <div data-rocket-location-hash="9216ee4e423204fdc90cfedc39bf1cf3" class="page-builder-section section-key_election_boxes"> <div class="container"> <div class="row"> <div class="col-12 col-md-4"> <div class="item"> <div class="image"> <span class="img-bg"> <picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2024/09/getting-started.png.webp" type="image/webp"><img src="https://www.lpi.org/wp-content/uploads/2024/09/getting-started.png" alt="" class="img-fluid webpexpress-processed"></picture> </span> </div> <a href="https://www.lpi.org/our-certifications/getting-started/" class="button">Bắt đầu ngay bây giờ!</a> </div> </div> <div class="col-12 col-md-4"> <div class="item"> <div class="image"> <span class="img-bg"> <picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2024/09/certifications.png.webp" type="image/webp"><img src="https://www.lpi.org/wp-content/uploads/2024/09/certifications.png" alt="" class="img-fluid webpexpress-processed"></picture> </span> </div> <a href="https://www.lpi.org/our-certifications/summary-of-lpi-certifications/" class="button">Chứng nhận của chúng tôi</a> </div> </div> <div class="col-12 col-md-4"> <div class="item"> <div class="image"> <span class="img-bg"> <picture><source srcset="https://www.lpi.org/wp-content/webp-express/webp-images/uploads/2024/09/learning-materials.png.webp" type="image/webp"><img src="https://www.lpi.org/wp-content/uploads/2024/09/learning-materials.png" alt="" class="img-fluid webpexpress-processed"></picture> </span> </div> <a href="https://learning.lpi.org/en/" class="button">Tài liệu học tập miễn phí</a> </div> </div> </div> </div> </div> </article><!-- #post --> <div data-rocket-location-hash="9759743517914d41f790d33150382e33" class="footer"> <div class="container"> <div class="footer-top d-lg-flex justify-content-between align-items-center"> <div class="footer-text"> <h3>Linux Professional Institute là một tổ chức phi lợi nhuận.</h3> <p>Linux Professional Institute (LPI) là tiêu chuẩn chứng nhận toàn cầu và tổ chức hỗ trợ nghề nghiệp cho các chuyên gia mã nguồn mở. Với hơn 250,000 người sở hữu chứng nhận, LPI là tổ chức chứng nhận Linux và mã nguồn mở đầu tiên và lớn nhất trên thế giới không thuộc về nhà cung cấp nào. LPI đã chứng nhận các chuyên gia tại hơn 180 quốc gia, cung cấp các kỳ thi bằng nhiều ngôn ngữ và có hàng trăm đối tác đào tạo.</p> <p>Sứ mệnh của chúng tôi là thúc đẩy việc sử dụng mã nguồn mở bằng cách hỗ trợ những người làm việc với nó.</p> <p> </p> </div> <div class="footer-social"> <ul class="nav"> <li><a href="https://www.linkedin.com/company/35136" target="_blank" aria-label="linkedin"><i class="fa-brands fa-linkedin-in"></i></span></a></li> <li><a href="https://www.facebook.com/LPIConnect" target="_blank" aria-label="facebook"><i class="fa-brands fa-facebook-f"></i></span></a></li> <li><a href="https://twitter.com/lpiconnect" target="_blank" aria-label="twitter"><i class="fa-brands fa-twitter"></i></span></a></li> <li><a href="https://www.instagram.com/lpi_org/" target="_blank" aria-label="instagram"><i class="fa-brands fa-instagram"></i></span></a></li> <li><a href="https://fosstodon.org/@LPI" target="_blank" aria-label="mastodon"><i class="fa-brands fa-mastodon"></i></span></a></li> </ul> </div> </div> <div class="footer-menu"> <ul id="menu-footer-menu" class="nav"><li id="menu-item-59" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-59"><a href="https://www.lpi.org/vi/ve-lpi/lien-he-chung-toi/"><span>Liên hệ chúng tôi</span></a></li> <li id="menu-item-60" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-60"><a rel="privacy-policy" href="https://www.lpi.org/vi/tuyen-bo-ve-quyen-rieng-tu-va-chinh-sach/"><span>Tuyên bố về Quyền Riêng tư và Chính sách</span></a></li> <li id="menu-item-19770" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-19770"><a href="https://www.lpi.org/vi/quy-tac-dao-duc-va-ung-xu-nghe-nghiep-cua-cong-dong/"><span>Quy tắc Đạo đức và Ứng xử nghề nghiệp của cộng đồng</span></a></li> <li id="menu-item-62" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-62"><a href="https://www.lpi.org/vi/an-hieu/"><span>Thông tin xuất bản</span></a></li> </ul> </div> <div class="footer-copyright"> <p><strong>In case of a content discrepancy between English and the translation, the English version is canonical.<br /> Spot a mistake or want to help improve this translation? Please <a href="https://www.lpi.org/vi/ve-lpi/lien-he-chung-toi/">let us know</a>.</strong></p> <p>© Copyright 1999-2025 Linux Professional Institute Inc. All rights reserved.<br /> Linux is a registered trademark of Linus Torvalds. Linux Professional Institute and corresponding “L” logo are registered trademarks.</p> </div> </div> </div> </div><!-- /.wrapper --> <!-- Matomo --><script type="text/javascript"> /* <![CDATA[ */ var _paq = window._paq = window._paq || []; _paq.push(['trackPageView']);_paq.push(['enableLinkTracking']);_paq.push(['alwaysUseSendBeacon']);_paq.push(['setTrackerUrl', "\/\/www.lpi.org\/wp-content\/plugins\/matomo\/app\/matomo.php"]);_paq.push(['setSiteId', '1']);var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0]; g.type='text/javascript'; g.async=true; g.src="\/\/www.lpi.org\/wp-content\/uploads\/matomo\/matomo.js"; s.parentNode.insertBefore(g,s); /* ]]> */ </script> <!-- End Matomo Code --><script type="text/javascript"> <!--//--><![CDATA[// ><!-- <!-- var lastDiv = ""; function showDiv(divName) { if (lastDiv) { document.getElementById(lastDiv).className = "hiddenDiv table"; } if (divName && document.getElementById(divName)) { document.getElementById(divName).className = "visibleDiv table"; lastDiv = divName; } } //--> //--><!]]> </script> <style media="screen" type="text/css"> <!--/*--><![CDATA[/* ><!--*/ <!-- .hiddenDiv { display: none; } .visibleDiv { display: block; } --> /*--><!]]>*/ .exam-prices-table { width: auto; border-collapse: separate; border-spacing: 0; text-align: left; background:color: #FFF; } .category-row { padding-top: 30px !important; font-style: italic; border-bottom: 1px solid #DEE2E6; background-color: #FFF; } .white-row { border-bottom: 1px solid #DEE2E6; background-color: #FFF; padding-right: 30px !important; } .grey-row { border-bottom: 1px solid #DEE2E6; background-color: #F2F2F2 !important; padding-right: 30px !important; } </style><script type="module" src="https://www.lpi.org/wp-content/plugins/borlabs-cookie/assets/javascript/borlabs-cookie-prioritize.min.js?ver=3.3.2-25" id="borlabs-cookie-prioritize-js-module" data-cfasync="false" data-no-minify="1" data-no-optimize="1"></script> <script type="module" src="https://www.lpi.org/wp-content/plugins/borlabs-cookie/assets/javascript/borlabs-cookie.min.js?ver=3.3.2" id="borlabs-cookie-core-js-module" data-cfasync="false" data-no-minify="1" data-no-optimize="1"></script> <!--googleoff: all--><div data-nosnippet data-borlabs-cookie-consent-required='true' id='BorlabsCookieBox'></div><div id='BorlabsCookieWidget' class='brlbs-cmpnt-container'></div><!--googleon: all--> <script> const lazyloadRunObserver = () => { const lazyloadBackgrounds = document.querySelectorAll( `.e-con.e-parent:not(.e-lazyloaded)` ); const lazyloadBackgroundObserver = new IntersectionObserver( ( entries ) => { entries.forEach( ( entry ) => { if ( entry.isIntersecting ) { let lazyloadBackground = entry.target; if( lazyloadBackground ) { lazyloadBackground.classList.add( 'e-lazyloaded' ); } lazyloadBackgroundObserver.unobserve( entry.target ); } }); }, { rootMargin: '200px 0px 200px 0px' } ); lazyloadBackgrounds.forEach( ( lazyloadBackground ) => { lazyloadBackgroundObserver.observe( lazyloadBackground ); } ); }; const events = [ 'DOMContentLoaded', 'elementor/lazyload/observe', ]; events.forEach( ( event ) => { document.addEventListener( event, lazyloadRunObserver ); } ); </script> <script type="text/javascript" id="wp-postviews-cache-js-extra"> /* <![CDATA[ */ var viewsCacheL10n = {"admin_ajax_url":"https:\/\/www.lpi.org\/wp-admin\/admin-ajax.php","nonce":"6f9bec63fa","post_id":"25217"}; /* ]]> */ </script> <script type="text/javascript" src="https://www.lpi.org/wp-content/plugins/wp-postviews/postviews-cache.js?ver=1.77" id="wp-postviews-cache-js"></script> <script type="text/javascript" id="rocket-browser-checker-js-after"> /* <![CDATA[ */ "use strict";var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||!1,descriptor.configurable=!0,"value"in descriptor&&(descriptor.writable=!0),Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){return protoProps&&defineProperties(Constructor.prototype,protoProps),staticProps&&defineProperties(Constructor,staticProps),Constructor}}();function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function")}var RocketBrowserCompatibilityChecker=function(){function RocketBrowserCompatibilityChecker(options){_classCallCheck(this,RocketBrowserCompatibilityChecker),this.passiveSupported=!1,this._checkPassiveOption(this),this.options=!!this.passiveSupported&&options}return _createClass(RocketBrowserCompatibilityChecker,[{key:"_checkPassiveOption",value:function(self){try{var options={get passive(){return!(self.passiveSupported=!0)}};window.addEventListener("test",null,options),window.removeEventListener("test",null,options)}catch(err){self.passiveSupported=!1}}},{key:"initRequestIdleCallback",value:function(){!1 in window&&(window.requestIdleCallback=function(cb){var start=Date.now();return setTimeout(function(){cb({didTimeout:!1,timeRemaining:function(){return Math.max(0,50-(Date.now()-start))}})},1)}),!1 in window&&(window.cancelIdleCallback=function(id){return clearTimeout(id)})}},{key:"isDataSaverModeOn",value:function(){return"connection"in navigator&&!0===navigator.connection.saveData}},{key:"supportsLinkPrefetch",value:function(){var elem=document.createElement("link");return elem.relList&&elem.relList.supports&&elem.relList.supports("prefetch")&&window.IntersectionObserver&&"isIntersecting"in IntersectionObserverEntry.prototype}},{key:"isSlowConnection",value:function(){return"connection"in navigator&&"effectiveType"in navigator.connection&&("2g"===navigator.connection.effectiveType||"slow-2g"===navigator.connection.effectiveType)}}]),RocketBrowserCompatibilityChecker}(); /* ]]> */ </script> <script type="text/javascript" id="rocket-preload-links-js-extra"> /* <![CDATA[ */ var RocketPreloadLinksConfig = {"excludeUris":"\/(?:.+\/)?feed(?:\/(?:.+\/?)?)?$|\/(?:.+\/)?embed\/|\/(index.php\/)?(.*)wp-json(\/.*|$)|\/refer\/|\/go\/|\/recommend\/|\/recommends\/","usesTrailingSlash":"1","imageExt":"jpg|jpeg|gif|png|tiff|bmp|webp|avif|pdf|doc|docx|xls|xlsx|php","fileExt":"jpg|jpeg|gif|png|tiff|bmp|webp|avif|pdf|doc|docx|xls|xlsx|php|html|htm","siteUrl":"https:\/\/www.lpi.org\/vi\/","onHoverDelay":"100","rateThrottle":"3"}; /* ]]> */ </script> <script type="text/javascript" id="rocket-preload-links-js-after"> /* <![CDATA[ */ (function() { "use strict";var r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e},e=function(){function i(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(e,t,n){return t&&i(e.prototype,t),n&&i(e,n),e}}();function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}var t=function(){function n(e,t){i(this,n),this.browser=e,this.config=t,this.options=this.browser.options,this.prefetched=new Set,this.eventTime=null,this.threshold=1111,this.numOnHover=0}return e(n,[{key:"init",value:function(){!this.browser.supportsLinkPrefetch()||this.browser.isDataSaverModeOn()||this.browser.isSlowConnection()||(this.regex={excludeUris:RegExp(this.config.excludeUris,"i"),images:RegExp(".("+this.config.imageExt+")$","i"),fileExt:RegExp(".("+this.config.fileExt+")$","i")},this._initListeners(this))}},{key:"_initListeners",value:function(e){-1<this.config.onHoverDelay&&document.addEventListener("mouseover",e.listener.bind(e),e.listenerOptions),document.addEventListener("mousedown",e.listener.bind(e),e.listenerOptions),document.addEventListener("touchstart",e.listener.bind(e),e.listenerOptions)}},{key:"listener",value:function(e){var t=e.target.closest("a"),n=this._prepareUrl(t);if(null!==n)switch(e.type){case"mousedown":case"touchstart":this._addPrefetchLink(n);break;case"mouseover":this._earlyPrefetch(t,n,"mouseout")}}},{key:"_earlyPrefetch",value:function(t,e,n){var i=this,r=setTimeout(function(){if(r=null,0===i.numOnHover)setTimeout(function(){return i.numOnHover=0},1e3);else if(i.numOnHover>i.config.rateThrottle)return;i.numOnHover++,i._addPrefetchLink(e)},this.config.onHoverDelay);t.addEventListener(n,function e(){t.removeEventListener(n,e,{passive:!0}),null!==r&&(clearTimeout(r),r=null)},{passive:!0})}},{key:"_addPrefetchLink",value:function(i){return this.prefetched.add(i.href),new Promise(function(e,t){var n=document.createElement("link");n.rel="prefetch",n.href=i.href,n.onload=e,n.onerror=t,document.head.appendChild(n)}).catch(function(){})}},{key:"_prepareUrl",value:function(e){if(null===e||"object"!==(void 0===e?"undefined":r(e))||!1 in e||-1===["http:","https:"].indexOf(e.protocol))return null;var t=e.href.substring(0,this.config.siteUrl.length),n=this._getPathname(e.href,t),i={original:e.href,protocol:e.protocol,origin:t,pathname:n,href:t+n};return this._isLinkOk(i)?i:null}},{key:"_getPathname",value:function(e,t){var n=t?e.substring(this.config.siteUrl.length):e;return n.startsWith("/")||(n="/"+n),this._shouldAddTrailingSlash(n)?n+"/":n}},{key:"_shouldAddTrailingSlash",value:function(e){return this.config.usesTrailingSlash&&!e.endsWith("/")&&!this.regex.fileExt.test(e)}},{key:"_isLinkOk",value:function(e){return null!==e&&"object"===(void 0===e?"undefined":r(e))&&(!this.prefetched.has(e.href)&&e.origin===this.config.siteUrl&&-1===e.href.indexOf("?")&&-1===e.href.indexOf("#")&&!this.regex.excludeUris.test(e.href)&&!this.regex.images.test(e.href))}}],[{key:"run",value:function(){"undefined"!=typeof RocketPreloadLinksConfig&&new n(new RocketBrowserCompatibilityChecker({capture:!0,passive:!0}),RocketPreloadLinksConfig).init()}}]),n}();t.run(); }()); /* ]]> */ </script> <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/@popperjs/core@2.11.8/dist/umd/popper.min.js?ver=6.7.2" id="popper-js"></script> <script type="text/javascript" src="https://www.lpi.org/wp-content/themes/lpi/assets/vendor/bootstrap/js/bootstrap.min.js?ver=6.7.2" id="bootstrap-js"></script> <script type="text/javascript" src="https://www.lpi.org/wp-content/themes/lpi/assets/vendor/slick/slick.min.js?ver=6.7.2" id="slick-js"></script> <script type="text/javascript" src="https://www.lpi.org/wp-content/themes/lpi/assets/vendor/fancybox/jquery.fancybox.min.js?ver=6.7.2" id="fancybox-js"></script> <script type="text/javascript" src="https://www.lpi.org/wp-content/themes/lpi/assets/vendor/infinite-scroll.pkgd.min.js?ver=6.7.2" id="infinitescroll-js"></script> <script type="text/javascript" id="functions-js-extra"> /* <![CDATA[ */ var ajax_obj = {"ajax_url":"https:\/\/www.lpi.org\/wp-admin\/admin-ajax.php","nonce":"eda3f1f1c0"}; /* ]]> */ </script> <script type="text/javascript" src="https://www.lpi.org/wp-content/themes/lpi/assets/js/functions.js?ver=1.0.1" id="functions-js"></script> <script type="text/javascript" src="https://www.lpi.org/wp-includes/js/jquery/jquery.query.js?ver=2.2.3" id="jquery-query-js"></script> <script type="text/javascript" src="https://www.lpi.org/wp-content/plugins/rdp-wiki-embed/pl/js/url.min.js?ver=1.0" id="jquery-url-js"></script> <script type="text/javascript" src="https://www.lpi.org/wp-content/plugins/image-source-control/public/assets/js/captions.js?ver=3.1.4" id="isc_caption-js"></script> <script type="text/javascript" id="slb_context">/* <![CDATA[ */if ( !!window.jQuery ) {(function($){$(document).ready(function(){if ( !!window.SLB ) { {$.extend(SLB, {"context":["public","user_guest"]});} }})})(jQuery);}/* ]]> */</script> <script type='text/javascript'> document.tidioChatCode = "lpex5a0pegve5djuurpwkzszuwk3viul"; (function() { function asyncLoad() { var tidioScript = document.createElement("script"); tidioScript.type = "text/javascript"; tidioScript.async = true; tidioScript.src = "//code.tidio.co/lpex5a0pegve5djuurpwkzszuwk3viul.js"; document.body.appendChild(tidioScript); } if (window.attachEvent) { window.attachEvent("onload", asyncLoad); } else { window.addEventListener("load", asyncLoad, false); } })(); </script> <script>var rocket_beacon_data = {"ajax_url":"https:\/\/www.lpi.org\/wp-admin\/admin-ajax.php","nonce":"d4bbdd5a2c","url":"https:\/\/www.lpi.org\/vi\/lpi25","is_mobile":false,"width_threshold":1600,"height_threshold":700,"delay":500,"debug":null,"status":{"atf":true,"lrc":true},"elements":"img, video, picture, p, main, div, li, svg, section, header, span","lrc_threshold":1800}</script><script data-name="wpr-wpr-beacon" src='https://www.lpi.org/wp-content/plugins/wp-rocket/assets/js/wpr-beacon.min.js' async></script></body> </html> <!-- This website is like a Rocket, isn't it? Performance optimized by WP Rocket. Learn more: https://wp-rocket.me - Debug: cached@1742611631 -->