{"id":4705,"date":"2023-03-07T08:36:35","date_gmt":"2023-03-07T08:36:35","guid":{"rendered":"https:\/\/topviecit.vn\/blog\/?p=4705"},"modified":"2023-11-03T04:05:35","modified_gmt":"2023-11-03T04:05:35","slug":"java-core-la-gi","status":"publish","type":"post","link":"https:\/\/topviecit.vn\/blog\/java-core-la-gi\/","title":{"rendered":"Java core l\u00e0 g\u00ec? T\u1ea5t c\u1ea3 nh\u1eefng \u0111i\u1ec1u newbie c\u1ea7n bi\u1ebft v\u1ec1 Java core"},"content":{"rendered":"\n<p>C\u00f9ng v\u1edbi s\u1ef1 ph\u1ed5 bi\u1ebfn c\u1ee7a c\u00e1c \u1ee9ng d\u1ee5ng Java, nhu c\u1ea7u v\u1ec1 k\u1ef9 n\u0103ng Java Core c\u0169ng ng\u00e0y c\u00e0ng t\u0103ng l\u00ean. Nhi\u1ec1u ng\u01b0\u1eddi b\u1eaft \u0111\u1ea7u t\u00ecm hi\u1ec3u <strong><a href=\"https:\/\/topviecit.vn\/blog\/java-core-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Java core l\u00e0 g\u00ec<\/a><\/strong>, c\u00f3 g\u00ec kh\u00e1c v\u1edbi Java, v\u00e0 c\u01a1 h\u1ed9i ngh\u1ec1 nghi\u1ec7p th\u1ebf n\u00e0o? <a href=\"https:\/\/topviecit.vn\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>TopviecIT<\/strong><\/a> s\u1ebd g\u1eedi t\u1edbi b\u1ea1n c\u00e2u l\u1eddi \u0111\u1ea7y \u0111\u1ee7 ngay sau \u0111\u00e2y.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_63 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/topviecit.vn\/blog\/java-core-la-gi\/#Java_core_la_gi\" title=\"Java core l\u00e0 g\u00ec?\">Java core l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/topviecit.vn\/blog\/java-core-la-gi\/#Ung_dung_cua_Java_core_la_gi\" title=\"\u1ee8ng d\u1ee5ng c\u1ee7a Java core l\u00e0 g\u00ec?\">\u1ee8ng d\u1ee5ng c\u1ee7a Java core l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/topviecit.vn\/blog\/java-core-la-gi\/#Phan_biet_Java_core_voi_Java\" title=\"Ph\u00e2n bi\u1ec7t Java core v\u1edbi Java\">Ph\u00e2n bi\u1ec7t Java core v\u1edbi Java<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/topviecit.vn\/blog\/java-core-la-gi\/#Hoc_Java_core_de_lam_gi\" title=\"H\u1ecdc Java core \u0111\u1ec3 l\u00e0m g\u00ec?\">H\u1ecdc Java core \u0111\u1ec3 l\u00e0m g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/topviecit.vn\/blog\/java-core-la-gi\/#Co_hoi_nghe_nghiep_trong_nganh_Java_core_la_gi\" title=\"C\u01a1 h\u1ed9i ngh\u1ec1 nghi\u1ec7p trong ng\u00e0nh Java core l\u00e0 g\u00ec?\">C\u01a1 h\u1ed9i ngh\u1ec1 nghi\u1ec7p trong ng\u00e0nh Java core l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/topviecit.vn\/blog\/java-core-la-gi\/#Lo_trinh_hoc_Java_core_tu_co_ban_den_nang_cao\" title=\"L\u1ed9 tr\u00ecnh h\u1ecdc Java core t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao\">L\u1ed9 tr\u00ecnh h\u1ecdc Java core t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/topviecit.vn\/blog\/java-core-la-gi\/#Cac_khoa_hoc_Java_core_chat_luong_tai_Viet_Nam\" title=\"C\u00e1c kh\u00f3a h\u1ecdc Java core ch\u1ea5t l\u01b0\u1ee3ng t\u1ea1i Vi\u1ec7t Nam\">C\u00e1c kh\u00f3a h\u1ecdc Java core ch\u1ea5t l\u01b0\u1ee3ng t\u1ea1i Vi\u1ec7t Nam<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/topviecit.vn\/blog\/java-core-la-gi\/#Co_nen_tu_hoc_Java_core_khong\" title=\"C\u00f3 n\u00ean t\u1ef1 h\u1ecdc Java core kh\u00f4ng?\">C\u00f3 n\u00ean t\u1ef1 h\u1ecdc Java core kh\u00f4ng?<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Java_core_la_gi\"><\/span><strong>Java core l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Java Core (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Java Standard Edition &#8211; Java SE, l\u00f5i Java) l\u00e0 m\u1ed9t b\u1ed9 s\u01b0u t\u1eadp c\u00e1c th\u01b0 vi\u1ec7n v\u00e0 c\u00f4ng c\u1ee5 l\u1eadp tr\u00ecnh c\u01a1 b\u1ea3n c\u1ee7a ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh Java. Java Core bao g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a Java nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ng\u00f4n ng\u1eef Java: C\u00fa ph\u00e1p v\u00e0 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ng\u00f4n ng\u1eef Java.<\/li>\n\n\n\n<li>Th\u01b0 vi\u1ec7n Java: Bao g\u1ed3m c\u00e1c g\u00f3i th\u01b0 vi\u1ec7n c\u01a1 b\u1ea3n nh\u01b0 java.lang, java.util, java.io, java.net, &#8230; \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 ph\u1ed5 bi\u1ebfn trong l\u1eadp tr\u00ecnh.<\/li>\n\n\n\n<li>JVM (Java Virtual Machine): M\u00f4i tr\u01b0\u1eddng th\u1ef1c thi Java cho ph\u00e9p c\u00e1c \u1ee9ng d\u1ee5ng Java ch\u1ea1y tr\u00ean nhi\u1ec1u h\u1ec7 \u0111i\u1ec1u h\u00e0nh kh\u00e1c nhau m\u00e0 kh\u00f4ng c\u1ea7n bi\u00ean d\u1ecbch l\u1ea1i.<\/li>\n\n\n\n<li>C\u00f4ng c\u1ee5 ph\u00e1t tri\u1ec3n: Bao g\u1ed3m c\u00e1c tr\u00ecnh bi\u00ean d\u1ecbch, tr\u00ecnh ch\u1ec9nh s\u1eeda m\u00e3 ngu\u1ed3n v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 kh\u00e1c \u0111\u1ec3 ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng Java.<\/li>\n<\/ul>\n\n\n\n<p>T\u00ecm hi\u1ec3u th\u00eam: <strong><a href=\"https:\/\/topviecit.vn\/blog\/lap-trinh-java-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">L\u1eadp Tr\u00ecnh Vi\u00ean Java L\u00e0 G\u00ec? M\u00f4 T\u1ea3 C\u00f4ng Vi\u1ec7c V\u00e0 M\u1ee9c L\u01b0\u01a1ng M\u1edbi Nh\u1ea5t<\/a><\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-1.jpg\" alt=\"Java core l\u00e0 g\u00ec, Java core g\u1ed3m nh\u1eefng g\u00ec?\" class=\"wp-image-4707\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-1.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-1-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-1-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Java core l\u00e0 g\u00ec, Java core g\u1ed3m nh\u1eefng g\u00ec?<\/em><\/figcaption><\/figure><\/div>\n\n\n<p>T\u00f3m l\u1ea1i, Java Core l\u00e0 b\u1ed9 ph\u1eadn quan tr\u1ecdng v\u00e0 c\u01a1 b\u1ea3n nh\u1ea5t c\u1ee7a Java, cung c\u1ea5p m\u1ed9t n\u1ec1n t\u1ea3ng cho vi\u1ec7c ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng Java.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ung_dung_cua_Java_core_la_gi\"><\/span><strong>\u1ee8ng d\u1ee5ng c\u1ee7a Java core l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Java core \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c \u1ee9ng d\u1ee5ng Java \u0111\u1ec3 ch\u1ea1y tr\u00ean nhi\u1ec1u n\u1ec1n t\u1ea3ng kh\u00e1c nhau nh\u01b0 Windows, Linux, macOS, hay tr\u00ean c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng. C\u1ee5 th\u1ec3 l\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u1ee8ng d\u1ee5ng desktop: Tr\u00ecnh duy\u1ec7t web, tr\u00ecnh so\u1ea1n th\u1ea3o v\u0103n b\u1ea3n, ph\u1ea7n m\u1ec1m \u0111\u1ed3 h\u1ecda, game, &#8230;<\/li>\n\n\n\n<li>\u1ee8ng d\u1ee5ng web: C\u00e1c trang web \u0111\u1ed9ng, h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd n\u1ed9i dung, \u1ee9ng d\u1ee5ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, &#8230;<\/li>\n\n\n\n<li>App di \u0111\u1ed9ng: C\u00e1c \u1ee9ng d\u1ee5ng tr\u00f2 ch\u01a1i, \u0111\u1ecdc s\u00e1ch, nghe nh\u1ea1c, &#8230;<\/li>\n\n\n\n<li>C\u00e1c \u1ee9ng d\u1ee5ng m\u00e1y ch\u1ee7: C\u00e1c h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u, h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u, h\u1ec7 th\u1ed1ng giao d\u1ecbch, &#8230;<\/li>\n<\/ul>\n\n\n\n<p>Ngo\u00e0i ra, Java Core c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c th\u01b0 vi\u1ec7n m\u00e3 ngu\u1ed3n m\u1edf nh\u01b0 Apache Commons, Spring Framework, Hibernate, \u2026<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-2.jpg\" alt=\"Nh\u1eefng \u1ee9ng d\u1ee5ng c\u1ee7a Java core l\u00e0 g\u00ec l\u00e0 \u0111i\u1ec1u \u0111\u01b0\u1ee3c quan t\u00e2m\" class=\"wp-image-4708\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-2.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-2-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-2-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Nh\u1eefng \u1ee9ng d\u1ee5ng c\u1ee7a Java core l\u00e0 g\u00ec l\u00e0 \u0111i\u1ec1u \u0111\u01b0\u1ee3c quan t\u00e2m<\/em><\/figcaption><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Phan_biet_Java_core_voi_Java\"><\/span><strong>Ph\u00e2n bi\u1ec7t Java core v\u1edbi Java<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Java v\u00e0 Java Core l\u00e0 hai kh\u00e1i ni\u1ec7m kh\u00e1c nhau. Java l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh \u0111a n\u1ec1n t\u1ea3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m. Java Core l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a Java v\u00e0 \u0111\u01b0\u1ee3c \u201c\u0111\u00f3ng g\u00f3i\u201d trong c\u00e1c phi\u00ean b\u1ea3n c\u1ee7a Java.<\/p>\n\n\n\n<p>V\u1eady s\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa Java v\u00e0 Java Core l\u00e0 g\u00ec? D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng so s\u00e1nh chi ti\u1ebft:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><\/td><td><strong>Java Core<\/strong><\/td><td><strong>Java<\/strong><\/td><\/tr><tr><td><strong>Kh\u00e1i ni\u1ec7m<\/strong><\/td><td>Java Core l\u00e0 g\u00ec? \u0110\u00e2y m\u1ed9t b\u1ed9 s\u01b0u t\u1eadp c\u00e1c th\u01b0 vi\u1ec7n v\u00e0 c\u00f4ng c\u1ee5 c\u01a1 b\u1ea3n c\u1ee7a ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh Java, l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng Java<\/td><td>Java l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh v\u00e0 n\u1ec1n t\u1ea3ng ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng.&nbsp;<\/td><\/tr><tr><td><strong>Th\u00e0nh ph\u1ea7n<\/strong><\/td><td>Java Core bao g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n nh\u01b0 Java API, Java SE, Java EE, Java ME.<\/td><td>Java bao g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n nh\u01b0 JRE, JVM, JDK, JAR, JSP, Servlet, &#8230;<\/td><\/tr><tr><td><strong>T\u00ednh n\u0103ng<\/strong><\/td><td>Java Core cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng c\u01a1 b\u1ea3n c\u1ee7a Java nh\u01b0 c\u00fa ph\u00e1p, ki\u1ec3u d\u1eef li\u1ec7u, bi\u1ebfn, h\u00e0m, package, &#8230;<\/td><td>Java cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng nh\u01b0 OOP, \u0111a lu\u1ed3ng, b\u1ea3o m\u1eadt, GC,&#8230;<\/td><\/tr><tr><td><strong>T\u00ednh \u1ee9ng d\u1ee5ng<\/strong><\/td><td>Java Core \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c lo\u1ea1i \u1ee9ng d\u1ee5ng nh\u01b0 desktop, web, mobile, game, &#8230;<\/td><td>Java \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c lo\u1ea1i \u1ee9ng d\u1ee5ng nh\u01b0 desktop, web, mobile, game, &#8230;<\/td><\/tr><tr><td><strong>Y\u00eau c\u1ea7u v\u1ec1 ph\u1ea7n m\u1ec1m c\u00e0i \u0111\u1eb7t<\/strong><\/td><td>Java Core y\u00eau c\u1ea7u m\u00e1y t\u00ednh ph\u1ea3i \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t JDK (Java Development Kit)&nbsp; \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c \u1ee9ng d\u1ee5ng<\/td><td>Java y\u00eau c\u1ea7u m\u00e1y t\u00ednh ph\u1ea3i \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t JRE (Java Runtime Environment) ho\u1eb7c JDK&nbsp; (Java Development Kit) \u0111\u1ec3 ch\u1ea1y c\u00e1c \u1ee9ng d\u1ee5ng<\/td><\/tr><tr><td><strong>H\u1ec7 \u0111i\u1ec1u h\u00e0nh<\/strong><\/td><td>Windows, Linux, macOS, &#8230;<\/td><td>Windows, Linux, macOS, &#8230;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Xem th\u00eam: <strong><a href=\"https:\/\/topviecit.vn\/blog\/javascript-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Javascript L\u00e0 G\u00ec? Gi\u1edbi Thi\u1ec7u V\u1ec1 Javascript Cho Ng\u01b0\u1eddi M\u1edbi B\u1eaft \u0110\u1ea7u<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Hoc_Java_core_de_lam_gi\"><\/span><strong>H\u1ecdc Java core \u0111\u1ec3 l\u00e0m g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>H\u1ecdc Java Core l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean \u0111\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean Java chuy\u00ean nghi\u1ec7p. Khi c\u00f3 ki\u1ebfn th\u1ee9c v\u1ec1 Java Core, b\u1ea1n c\u00f3 th\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng desktop, web v\u00e0 mobile. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u, ph\u00e1t tri\u1ec3n c\u00e1c \u1ee9ng d\u1ee5ng tr\u00ean n\u1ec1n t\u1ea3ng Java Enterprise Edition (Java EE) v\u00e0 \u1ee9ng d\u1ee5ng IoT (Internet of Things).<\/p>\n\n\n\n<p>Ngo\u00e0i ra, khi c\u00f3 ki\u1ebfn th\u1ee9c v\u1ec1 Java Core, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 t\u1ef1 tin \u1ee9ng tuy\u1ec3n v\u00e0o c\u00e1c v\u1ecb tr\u00ed <a href=\"https:\/\/topviecit.vn\/blog\/lo-trinh-thang-tien-lap-trinh-vien-java\/\"><strong>l\u1eadp tr\u00ecnh vi\u00ean Java<\/strong><\/a> t\u1ea1i c\u00e1c c\u00f4ng ty ph\u1ea7n m\u1ec1m, c\u00e1c c\u00f4ng ty c\u00f4ng ngh\u1ec7 th\u00f4ng tin, c\u00e1c t\u1ed5 ch\u1ee9c t\u00e0i ch\u00ednh, b\u1ea3o hi\u1ec3m, y t\u1ebf.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-3.jpg\" alt=\"M\u1ee5c ti\u00eau c\u1ee7a vi\u1ec7c h\u1ecdc Java core l\u00e0 g\u00ec?\" class=\"wp-image-4709\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-3.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-3-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-3-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>M\u1ee5c ti\u00eau c\u1ee7a vi\u1ec7c h\u1ecdc Java core l\u00e0 g\u00ec?<\/em><\/figcaption><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Co_hoi_nghe_nghiep_trong_nganh_Java_core_la_gi\"><\/span><strong>C\u01a1 h\u1ed9i ngh\u1ec1 nghi\u1ec7p trong ng\u00e0nh Java core l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>C\u01a1 h\u1ed9i ngh\u1ec1 nghi\u1ec7p cho nh\u1eefng ng\u01b0\u1eddi c\u00f3 ki\u1ebfn th\u1ee9c v\u1ec1 Java Core t\u1ea1i Vi\u1ec7t Nam r\u1ea5t r\u1ed9ng m\u1edf v\u00e0 \u0111a d\u1ea1ng. B\u1ea1n c\u00f3 th\u1ec3 t\u00ecm \u0111\u01b0\u1ee3c vi\u1ec7c l\u00e0m trong c\u00e1c c\u00f4ng ty ph\u1ea7n m\u1ec1m\/c\u00f4ng ngh\u1ec7 th\u00f4ng tin, c\u00e1c t\u1ed5 ch\u1ee9c t\u00e0i ch\u00ednh, b\u1ea3o hi\u1ec3m, y t\u1ebf v\u00e0 nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c.<\/p>\n\n\n\n<p>V\u1eady nh\u1eefng c\u00f4ng vi\u1ec7c c\u00f3 th\u1ec3 l\u00e0m khi h\u1ecdc Java core l\u00e0 g\u00ec? Khi th\u00e0nh th\u1ea1o Java Core, b\u1ea1n c\u00f3 th\u1ec3 th\u1eed s\u1ee9c t\u1ea1i c\u00e1c v\u1ecb tr\u00ed nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u1eadp tr\u00ecnh vi\u00ean Java \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c \u1ee9ng d\u1ee5ng web, mobile, desktop v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng IoT.<\/li>\n\n\n\n<li>Nh\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m v\u00e0 tham gia v\u00e0o qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n c\u00e1c s\u1ea3n ph\u1ea9m ph\u1ea7n m\u1ec1m.<\/li>\n\n\n\n<li>K\u1ef9 s\u01b0 ph\u1ea7n m\u1ec1m \u0111\u1ea3m nh\u1eadn tr\u00e1ch nhi\u1ec7m qu\u1ea3n l\u00fd v\u00e0 thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac ph\u1ea7n m\u1ec1m.<\/li>\n\n\n\n<li>Ki\u1ec3m th\u1eed ph\u1ea7n m\u1ec1m \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng s\u1ea3n ph\u1ea9m ph\u1ea7n m\u1ec1m \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u c\u1ee7a kh\u00e1ch h\u00e0ng.<\/li>\n\n\n\n<li>Qu\u1ea3n l\u00fd d\u1ef1 \u00e1n ph\u1ea7n m\u1ec1m.<\/li>\n<\/ul>\n\n\n\n<p>Xem th\u00eam: <strong><a href=\"https:\/\/topviecit.vn\/blog\/tester-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Tester l\u00e0 g\u00ec? M\u00f4 t\u1ea3 c\u00f4ng vi\u1ec7c c\u1ee7a nh\u00e2n vi\u00ean ki\u1ec3m th\u1eed ph\u1ea7n m\u1ec1m<\/a><\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-4.jpg\" alt=\"Nh\u1eefng c\u00f4ng vi\u1ec7c c\u00f3 th\u1ec3 l\u00e0m sau khi h\u1ecdc Java core l\u00e0 g\u00ec?\" class=\"wp-image-4710\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-4.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-4-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-4-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Nh\u1eefng c\u00f4ng vi\u1ec7c c\u00f3 th\u1ec3 l\u00e0m sau khi h\u1ecdc Java core l\u00e0 g\u00ec?<\/em><\/figcaption><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Lo_trinh_hoc_Java_core_tu_co_ban_den_nang_cao\"><\/span><strong>L\u1ed9 tr\u00ecnh h\u1ecdc Java core t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>B\u1ea5t k\u1ef3 ai c\u00f3 ni\u1ec1m \u0111am m\u00ea v\u1edbi ng\u00e0nh c\u00f4ng ngh\u1ec7 th\u00f4ng tin c\u0169ng c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u h\u1ecdc Java core t\u1eeb h\u00f4m nay. B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o 8 b\u01b0\u1edbc trong l\u1ed9 tr\u00ecnh h\u1ecdc Java core t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao nh\u01b0 sau:<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 1: T\u00ecm hi\u1ec3u v\u1ec1 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh Java<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u00ecm hi\u1ec3u Java core l\u00e0 g\u00ec v\u00e0 l\u1ecbch s\u1eed ph\u00e1t tri\u1ec3n.<\/li>\n\n\n\n<li>C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a Java trong th\u1ef1c t\u1ebf.<\/li>\n\n\n\n<li>C\u00e1ch c\u00e0i \u0111\u1eb7t v\u00e0 s\u1eed d\u1ee5ng JDK.<\/li>\n<\/ul>\n\n\n\n<p><strong>B\u01b0\u1edbc 2: C\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n trong Java<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c ki\u1ec3u d\u1eef li\u1ec7u v\u00e0 bi\u1ebfn trong Java.<\/li>\n\n\n\n<li>C\u00e1c ph\u00e9p to\u00e1n c\u01a1 b\u1ea3n v\u00e0 c\u00e1c c\u1ea5u tr\u00fac \u0111i\u1ec1u khi\u1ec3n.<\/li>\n<\/ul>\n\n\n\n<p><strong>B\u01b0\u1edbc 3: L\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng trong Java<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c kh\u00e1i ni\u1ec7m v\u1ec1 <strong><a href=\"https:\/\/topviecit.vn\/blog\/lap-trinh-huong-doi-tuong\/\" target=\"_blank\" rel=\"noreferrer noopener\">l\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng<\/a><\/strong>.<\/li>\n\n\n\n<li>L\u1edbp v\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng trong Java.<\/li>\n\n\n\n<li>K\u1ebf th\u1eeba, \u0111a h\u00ecnh v\u00e0 \u0111\u00f3ng g\u00f3i trong Java.<\/li>\n<\/ul>\n\n\n\n<p>Xem th\u00eam: <strong><a href=\"https:\/\/topviecit.vn\/blog\/hoc-lap-trinh-nhung-bat-dau-tu-dau\/\" target=\"_blank\" rel=\"noreferrer noopener\">Mu\u1ed1n H\u1ecdc L\u1eadp Tr\u00ecnh Nh\u00fang B\u1eaft \u0110\u1ea7u T\u1eeb \u0110\u00e2u? 3 L\u1eddi Khuy\u00ean Cho Newbie<\/a><\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-5.jpg\" alt=\"C\u1ea7n x\u00e1c \u0111\u1ecbnh r\u00f5 m\u1ee5c ti\u00eau h\u1ecdc Java core l\u00e0 g\u00ec \u0111\u1ec3 x\u00e2y d\u1ef1ng l\u1ed9 tr\u00ecnh ph\u00f9 h\u1ee3p\" class=\"wp-image-4711\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-5.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-5-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-5-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>C\u1ea7n x\u00e1c \u0111\u1ecbnh r\u00f5 m\u1ee5c ti\u00eau h\u1ecdc Java core l\u00e0 g\u00ec \u0111\u1ec3 x\u00e2y d\u1ef1ng l\u1ed9 tr\u00ecnh ph\u00f9 h\u1ee3p<\/em><\/figcaption><\/figure><\/div>\n\n\n<p><strong>B\u01b0\u1edbc 4: X\u1eed l\u00fd ngo\u1ea1i l\u1ec7 trong Java<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c kh\u00e1i ni\u1ec7m v\u1ec1 x\u1eed l\u00fd ngo\u1ea1i l\u1ec7 trong Java.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng try-catch v\u00e0 throws \u0111\u1ec3 x\u1eed l\u00fd ngo\u1ea1i l\u1ec7.<\/li>\n<\/ul>\n\n\n\n<p><strong>B\u01b0\u1edbc 5: C\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a Java API<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a Java API v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng ch\u00fang.<\/li>\n\n\n\n<li>Thao t\u00e1c v\u1edbi chu\u1ed7i, m\u1ea3ng, s\u1ed1 nguy\u00ean, s\u1ed1 th\u1ef1c v\u00e0 ng\u00e0y th\u00e1ng trong Java.<\/li>\n<\/ul>\n\n\n\n<p><strong>B\u01b0\u1edbc 6: I\/O trong Java<\/strong><\/p>\n\n\n\n<p>\u0110\u1ecdc v\u00e0 ghi d\u1eef li\u1ec7u v\u1edbi c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o\/\u0111\u1ea7u ra trong Java.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 7: C\u00e1c thu\u1eadt to\u00e1n v\u00e0 c\u1ea5u tr\u00fac d\u1eef li\u1ec7u trong Java<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c kh\u00e1i ni\u1ec7m v\u1ec1 thu\u1eadt to\u00e1n v\u00e0 c\u1ea5u tr\u00fac d\u1eef li\u1ec7u.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng c\u00e1c c\u1ea5u tr\u00fac d\u1eef li\u1ec7u nh\u01b0 danh s\u00e1ch li\u00ean k\u1ebft, h\u00e0ng \u0111\u1ee3i v\u00e0 ng\u0103n x\u1ebfp trong Java.<\/li>\n<\/ul>\n\n\n\n<p><strong>B\u01b0\u1edbc 8: H\u1ecdc v\u1ec1 Frameworks<\/strong><\/p>\n\n\n\n<p>C\u00e1c Frameworks (nh\u01b0 Spring, Hibernate, Struts) gi\u00fap t\u0103ng t\u1ed1c \u0111\u1ed9 ph\u00e1t tri\u1ec3n ch\u01b0\u01a1ng tr\u00ecnh v\u00e0 qu\u1ea3n l\u00fd m\u00e3 ngu\u1ed3n hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-6.jpg\" alt=\"C\u00f3 m\u1ed9t l\u1ed9 tr\u00ecnh h\u1ecdc Java core l\u00e0 gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 t\u0103ng k\u1ef9 n\u0103ng\" class=\"wp-image-4712\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-6.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-6-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-6-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>C\u00f3 m\u1ed9t l\u1ed9 tr\u00ecnh h\u1ecdc Java core l\u00e0 gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 t\u0103ng k\u1ef9 n\u0103ng<\/em><\/figcaption><\/figure><\/div>\n\n\n<p>Tr\u00ean \u0111\u00e2y l\u00e0 l\u1ed9 tr\u00ecnh h\u1ecdc Java Core t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao. T\u00f9y v\u00e0o m\u1ee5c ti\u00eau v\u00e0 n\u0103ng l\u1ef1c hi\u1ec7n t\u1ea1i, b\u1ea1n c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh l\u1ed9 tr\u00ecnh c\u1eadp nh\u1eadt th\u00eam c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a b\u1ea3n th\u00e2n.<\/p>\n\n\n\n<p><strong>C\u00f3 th\u1ec3 b\u1ea1n quan t\u00e2m: <\/strong><a href=\"https:\/\/topviecit.vn\/blog\/lap-trinh-java-web\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>6 tips gi\u00fap newbie tr\u1edf th\u00e0nh chuy\u00ean gia l\u1eadp tr\u00ecnh Java Web<\/strong><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cac_khoa_hoc_Java_core_chat_luong_tai_Viet_Nam\"><\/span><strong>C\u00e1c kh\u00f3a h\u1ecdc Java core ch\u1ea5t l\u01b0\u1ee3ng t\u1ea1i Vi\u1ec7t Nam<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Hi\u1ec7n nay, c\u00e1c trung t\u00e2m \u0111\u00e0o t\u1ea1o c\u00f4ng ngh\u1ec7 th\u00f4ng tin v\u00e0 tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc \u0111\u1ec1u c\u00f3 kh\u00f3a h\u1ecdc v\u1ec1 Java Core. M\u1ed9t s\u1ed1 n\u01a1i c\u00f2n cung c\u1ea5p c\u00e1c kh\u00f3a h\u1ecdc tr\u1ef1c tuy\u1ebfn \u0111\u1ec3 ng\u01b0\u1eddi h\u1ecdc c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn ki\u1ebfn th\u1ee9c m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng. B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1c kh\u00f3a h\u1ecdc sau \u0111\u00e2y:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Java Core Fundamental &#8211; TechMaster: \u0110\u00e2y l\u00e0 kh\u00f3a h\u1ecdc Java Core c\u01a1 b\u1ea3n v\u00e0 c\u0169ng l\u00e0 kh\u00f3a h\u1ecdc ph\u1ed5 bi\u1ebfn nh\u1ea5t t\u1ea1i TechMaster. H\u1ecdc ph\u00ed kho\u1ea3ng 3.500.000 VN\u0110.<\/li>\n\n\n\n<li>Java Core &#8211; Topica Native: Kh\u00f3a h\u1ecdc n\u00e0y cung c\u1ea5p ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 Java Core cho nh\u1eefng ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u. H\u1ecdc ph\u00ed kho\u1ea3ng 2.500.000 VN\u0110.<\/li>\n\n\n\n<li>Java Core &#8211; H\u1ecdc vi\u1ec7n FPT: Cung c\u1ea5p ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n nh\u1ea5t v\u1ec1 Java Core. H\u1ecdc ph\u00ed kho\u1ea3ng 5.000.000 VN\u0110.<\/li>\n\n\n\n<li>Java Core &#8211; KhoaPham: T\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao v\u1ec1 Java Core. H\u1ecdc ph\u00ed kho\u1ea3ng 2.500.000 VN\u0110.<\/li>\n\n\n\n<li>Java Core &#8211; CODEGYM: Cung c\u1ea5p ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u00e0 n\u00e2ng cao v\u1ec1 Java Core, bao g\u1ed3m c\u1ea3 th\u1ef1c h\u00e0nh v\u00e0 l\u00fd thuy\u1ebft. H\u1ecdc ph\u00ed kho\u1ea3ng 4.000.000 VN\u0110.<\/li>\n<\/ul>\n\n\n\n<p>H\u1ecdc ph\u00ed c\u1ee7a c\u00e1c kh\u00f3a h\u1ecdc c\u00f3 th\u1ec3 thay \u0111\u1ed5i theo th\u1eddi gian v\u00e0 c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh \u01b0u \u0111\u00e3i. B\u1ea1n c\u1ea7n n\u1eafm \u0111\u01b0\u1ee3c \u01b0u &#8211; nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a c\u00e1c kh\u00f3a h\u1ecdc Java core l\u00e0 g\u00ec, t\u1eeb \u0111\u00f3 c\u00f3 s\u1ef1 l\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd nh\u1ea5t cho b\u1ea3n th\u00e2n.<\/p>\n\n\n\n<p>Xem ngay: <strong><a href=\"https:\/\/topviecit.vn\/blog\/chung-chi-java\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ch\u1ee9ng Ch\u1ec9 Java L\u00e0 G\u00ec? 4 Ch\u1ee9ng Ch\u1ec9 Gi\u00fap N\u00e2ng T\u1ea7m S\u1ef1 Nghi\u1ec7p<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Co_nen_tu_hoc_Java_core_khong\"><\/span><strong>C\u00f3 n\u00ean t\u1ef1 h\u1ecdc Java core kh\u00f4ng?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>T\u1ef1 h\u1ecdc Java Core l\u00e0 \u0111i\u1ec1u ho\u00e0n to\u00e0n c\u00f3 th\u1ec3. Tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y y\u00eau c\u1ea7u s\u1ef1 ki\u00ean tr\u00ec, n\u1ed7 l\u1ef1c v\u00e0 s\u1ef1 ch\u1ee7 \u0111\u1ed9ng c\u1ee7a b\u1ea1n. B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o v\u00e0 tu\u00e2n theo l\u1ed9 tr\u00ecnh h\u1ecdc Java core t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp \u1edf ph\u1ea7n tr\u00ean \u0111\u1ec3 v\u1ea1ch cho m\u00ecnh m\u1ed9t \u0111\u1ecbnh h\u01b0\u1edbng r\u00f5 r\u00e0ng.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-7.jpg\" alt=\"T\u1ef1 h\u1ecdc Java core n\u00ean b\u1eaft \u0111\u1ea7u t\u1eeb kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n: Java core l\u00e0 g\u00ec\" class=\"wp-image-4713\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-7.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-7-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-7-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>T\u1ef1 h\u1ecdc Java core n\u00ean b\u1eaft \u0111\u1ea7u t\u1eeb kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n: Java core l\u00e0 g\u00ec<\/em><\/figcaption><\/figure><\/div>\n\n\n<p>Hi\u1ec7n nay, c\u00f3 r\u1ea5t nhi\u1ec1u t\u00e0i li\u1ec7u v\u00e0 kh\u00f3a h\u1ecdc tr\u1ef1c tuy\u1ebfn mi\u1ec5n ph\u00ed ho\u1eb7c tr\u1ea3 ph\u00ed. B\u1ea1n c\u00f3 th\u1ec3 t\u00ecm ki\u1ebfm c\u00e1c kh\u00f3a h\u1ecdc online tr\u00ean c\u00e1c trang web nh\u01b0 Udemy, Coursera, edX, Codecademy. \u0110\u1ed3ng th\u1eddi, n\u00ean tham gia c\u00e1c c\u1ed9ng \u0111\u1ed3ng l\u1eadp tr\u00ecnh vi\u00ean nh\u01b0 Stack Overflow, GitHub, Reddit \u0111\u1ec3 t\u00ecm ki\u1ebfm t\u00e0i li\u1ec7u h\u1ecdc t\u1eadp v\u00e0 trao \u0111\u1ed5i ki\u1ebfn th\u1ee9c v\u1edbi c\u00e1c chuy\u00ean gia l\u1eadp tr\u00ecnh kh\u00e1c.&nbsp;<\/p>\n\n\n\n<p>Tuy nhi\u00ean, \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t tr\u00ecnh \u0111\u1ed9 chuy\u00ean nghi\u1ec7p trong l\u0129nh v\u1ef1c n\u00e0y, b\u1ea1n c\u1ea7n ph\u1ea3i \u0111\u1ea7u t\u01b0 nhi\u1ec1u th\u1eddi gian, n\u1ed7 l\u1ef1c h\u1ecdc t\u1eadp, th\u1ef1c h\u00e0nh v\u00e0 l\u00e0m c\u00e1c d\u1ef1 \u00e1n th\u1ef1c t\u1ebf. \u0110\u1ec3 \u0111\u1ea9y nhanh qu\u00e1 tr\u00ecnh n\u00e0y, b\u1ea1n n\u00ean tham gia c\u00e1c kh\u00f3a h\u1ecdc b\u00e0i b\u1ea3n. V\u1eady \u01b0u \u0111i\u1ec3m c\u1ee7a vi\u1ec7c tham gia kh\u00f3a h\u1ecdc Java core l\u00e0 g\u00ec? B\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c h\u01b0\u1edbng d\u1eabn, gi\u1ea3i \u0111\u00e1p th\u1eafc m\u1eafc t\u1eeb gi\u1ea3ng vi\u00ean, nh\u1edd \u0111\u00f3 nhanh ch\u00f3ng ti\u1ebfn b\u1ed9 v\u00e0 v\u01b0\u1ee3t qua c\u00e1c kh\u00f3 kh\u0103n trong qu\u00e1 tr\u00ecnh h\u1ecdc t\u1eadp.<\/p>\n\n\n\n<p>Xem th\u00eam: <strong><a href=\"https:\/\/topviecit.vn\/blog\/hoc-it-co-kho-khong\/\" target=\"_blank\" rel=\"noreferrer noopener\">H\u1ecdc IT C\u00f3 Kh\u00f3 Kh\u00f4ng? C\u01a1 H\u1ed9i Vi\u1ec7c L\u00e0m C\u1ee7a Ng\u00e0nh IT Sau Khi Ra Tr\u01b0\u1eddng?<\/a><\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-8.jpg\" alt=\"Java core l\u00e0 g\u00ec v\u00e0 t\u1ea5t t\u1ea7n t\u1eadt nh\u1eefng \u0111i\u1ec1u b\u1ea1n c\u1ea7n bi\u1ebft\" class=\"wp-image-4714\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-8.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-8-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2023\/03\/java-core-la-gi-topCV-8-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Java core l\u00e0 g\u00ec v\u00e0 t\u1ea5t t\u1ea7n t\u1eadt nh\u1eefng \u0111i\u1ec1u b\u1ea1n c\u1ea7n bi\u1ebft<\/em><\/figcaption><\/figure><\/div>\n\n\n<p>Hi\u1ec7n nay, vi\u1ec7c t\u00ecm hi\u1ec3u v\u1ec1 Java Core t\u1ea1i Vi\u1ec7t Nam \u0111ang tr\u1edf th\u00e0nh m\u1ed9t xu h\u01b0\u1edbng ph\u1ed5 bi\u1ebfn, \u0111\u1eb7c bi\u1ec7t trong l\u0129nh v\u1ef1c C\u00f4ng ngh\u1ec7 th\u00f4ng tin. Hy v\u1ecdng sau b\u00e0i vi\u1ebft trong chuy\u00ean m\u1ee5c <strong><a href=\"https:\/\/topviecit.vn\/blog\/chuyen-muc\/chia-se-kinh-nghiem\/\" target=\"_blank\" rel=\"noreferrer noopener\">chia s\u1ebb kinh nghi\u1ec7m<\/a><\/strong> n\u00e0y, b\u1ea1n \u0111\u00e3 hi\u1ec3u r\u00f5 kh\u00e1i ni\u1ec7m <strong>Java core l\u00e0 g\u00ec<\/strong> v\u00e0 nh\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n li\u00ean quan \u0111\u1ebfn n\u1ec1n t\u1ea3ng n\u00e0y.&nbsp;\u0110\u1ec3 t\u00ecm <strong><a href=\"https:\/\/www.topcv.vn\/viec-lam-it\" target=\"_blank\" rel=\"noreferrer noopener\">vi\u1ec7c l\u00e0m IT<\/a><\/strong> l\u01b0\u01a1ng cao, b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp ngay <a href=\"https:\/\/www.topcv.vn\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>TopCV<\/strong><\/a>. \u0110\u00e2y l\u00e0 n\u1ec1n t\u1ea3ng tuy\u1ec3n d\u1ee5ng v\u00e0 vi\u1ec7c l\u00e0m h\u00e0ng \u0111\u1ea7u trong \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 AI, gi\u00fap k\u1ebft n\u1ed1i \u1ee9ng vi\u00ean \u0111\u1ebfn c\u00e1c nh\u00e0 tuy\u1ec3n d\u1ee5ng m\u1ed9t c\u00e1ch nhanh ch\u00f3ng. Ch\u00fac b\u1ea1n th\u00e0nh c\u00f4ng!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nhi\u1ec1u ng\u01b0\u1eddi kh\u00f4ng bi\u1ebft Java core l\u00e0 g\u00ec, kh\u00e1c g\u00ec v\u1edbi Java, c\u01a1 h\u1ed9i ngh\u1ec1 nghi\u1ec7p th\u1ebf n\u00e0o? TopviecIT s\u1ebd g\u1eedi t\u1edbi b\u1ea1n c\u00e2u l\u1eddi \u0111\u1ea7y \u0111\u1ee7 ngay sau \u0111\u00e2y.<\/p>\n","protected":false},"author":1,"featured_media":4706,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"cybocfi_hide_featured_image":"","footnotes":""},"categories":[86],"tags":[1216,1211,1215,1210,1217,1218],"class_list":["post-4705","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chia-se-kinh-nghiem","tag-hoc-java-core","tag-java-core-co-ban","tag-java-core-gom-nhung-gi","tag-java-core-la-gi","tag-java-la-gi","tag-ngon-ngu-java"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Java core l\u00e0 g\u00ec? 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