{"id":75199,"date":"2025-09-27T08:14:50","date_gmt":"2025-09-27T08:14:50","guid":{"rendered":"https:\/\/onlineexammaker.com\/kb\/?p=75199"},"modified":"2025-11-01T06:34:06","modified_gmt":"2025-11-01T06:34:06","slug":"15-html5-quiz-questions-and-answers-vi","status":"publish","type":"post","link":"https:\/\/onlineexammaker.com\/kb\/vi\/15-html5-quiz-questions-and-answers-vi\/","title":{"rendered":"15 c\u00e2u h\u1ecfi v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi c\u1ee7a HTML5"},"content":{"rendered":"<p>HTML5, vi\u1ebft t\u1eaft c\u1ee7a Supertext Markup Language 5, l\u00e0 b\u1ea3n s\u1eeda \u0111\u1ed5i m\u1edbi nh\u1ea5t c\u1ee7a ti\u00eau chu\u1ea9n HTML \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ea5u tr\u00fac v\u00e0 tr\u00ecnh b\u00e0y n\u1ed9i dung tr\u00ean World Wide Web. \u0110\u00e2y l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 c\u1ed1t l\u00f5i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e2y d\u1ef1ng v\u00e0 thi\u1ebft k\u1ebf c\u00e1c trang web v\u00e0 \u1ee9ng d\u1ee5ng web. HTML5 \u0111i k\u00e8m v\u1edbi m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng v\u00e0 c\u1ea3i ti\u1ebfn m\u1edbi so v\u1edbi ng\u01b0\u1eddi ti\u1ec1n nhi\u1ec7m c\u1ee7a n\u00f3, l\u00e0m cho n\u00f3 m\u1ea1nh m\u1ebd h\u01a1n, linh ho\u1ea1t v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng h\u1ed7 tr\u1ee3 c\u00e1c ho\u1ea1t \u0111\u1ed9ng ph\u00e1t tri\u1ec3n web hi\u1ec7n \u0111\u1ea1i.<\/p>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 ph\u1ea7n gi\u1edbi thi\u1ec7u v\u1ec1 HTML5, bao g\u1ed3m c\u00e1c t\u00ednh n\u0103ng, l\u1ee3i \u00edch v\u00e0 t\u00e1c \u0111\u1ed9ng ch\u00ednh c\u1ee7a n\u00f3 \u0111\u1ed1i v\u1edbi ph\u00e1t tri\u1ec3n web:<\/p>\n<p>S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a HTML:<br \/>\nHTML (Ng\u00f4n ng\u1eef \u0111\u00e1nh d\u1ea5u si\u00eau v\u0103n b\u1ea3n) l\u00e0 x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a n\u1ed9i dung web k\u1ec3 t\u1eeb nh\u1eefng ng\u00e0y \u0111\u1ea7u c\u1ee7a Internet. Khi web ph\u00e1t tri\u1ec3n, HTML c\u0169ng v\u1eady. HTML5 l\u00e0 b\u1ea3n s\u1eeda \u0111\u1ed5i ch\u00ednh th\u1ee9 n\u0103m c\u1ee7a ti\u00eau chu\u1ea9n HTML, sau HTML4, \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0o n\u0103m 1997. HTML5 \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u l\u1ea7n \u0111\u1ea7u ti\u00ean v\u00e0o n\u0103m 2008 v\u00e0 t\u1eeb \u0111\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u01b0a th\u00edch cho c\u00e1c nh\u00e0 cung c\u1ea5p tr\u00ecnh duy\u1ec7t v\u00e0 ph\u00e1t tri\u1ec3n web.<\/p>\n<p>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a HTML5:<br \/>\nHTML5 gi\u1edbi thi\u1ec7u m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1, thu\u1ed9c t\u00ednh v\u00e0 API m\u1edbi (giao di\u1ec7n l\u1eadp tr\u00ecnh \u1ee9ng d\u1ee5ng) nh\u1eb1m t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng c\u1ee7a c\u00e1c trang web. M\u1ed9t s\u1ed1 t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a HTML5 bao g\u1ed3m:<\/p>\n<p>API Canvas \u0111\u1ec3 v\u1ebd \u0111\u1ed3 h\u1ecda v\u00e0 h\u00ecnh \u1ea3nh \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp tr\u00ean trang web.<br \/>\nC\u1ea3i thi\u1ec7n c\u00e1c y\u1ebfu t\u1ed1 h\u00ecnh th\u1ee9c v\u00e0 kh\u1ea3 n\u0103ng x\u00e1c nh\u1eadn.<br \/>\nL\u01b0u tr\u1eef c\u1ee5c b\u1ed9 v\u00e0 h\u1ed7 tr\u1ee3 \u1ee9ng d\u1ee5ng web ngo\u1ea1i tuy\u1ebfn b\u1eb1ng API l\u01b0u tr\u1eef web.<br \/>\nAPI \u0111\u1ecbnh v\u1ecb \u0111\u1ecba l\u00fd \u0111\u1ec3 truy c\u1eadp v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<br \/>\nWebSockets cho giao ti\u1ebfp th\u1eddi gian th\u1ef1c gi\u1eefa m\u00e1y kh\u00e1ch v\u00e0 m\u00e1y ch\u1ee7.<br \/>\nH\u1ed7 tr\u1ee3 thi\u1ebft k\u1ebf web \u0111\u00e1p \u1ee9ng \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c trang web th\u00e2n thi\u1ec7n v\u1edbi thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/p>\n<h3>B\u1ea3ng n\u1ed9i dung<\/h3>\n<ul class=\"article_list\">\n<li><a href=\"#1\">Ph\u1ea7n 1: Ph\u1ea7n m\u1ec1m l\u00e0m b\u00e0i ki\u1ec3m tra AI t\u1ed1t nh\u1ea5t \u0111\u1ec3 t\u1ea1o b\u00e0i ki\u1ec3m tra HTML5<\/a><\/li>\n<li><a href=\"#2\">Ph\u1ea7n 2: 15 HTML5 C\u00e2u h\u1ecfi &#038; c\u00e2u tr\u1ea3 l\u1eddi<\/a><\/li>\n<li><a href=\"#3\">Ph\u1ea7n 3: Tr\u00ecnh t\u1ea1o c\u00e2u h\u1ecfi AI tr\u1ef1c tuy\u1ebfn<\/a><\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/onlineexammaker.com\/kb\/wp-content\/uploads\/2023\/08\/html5-quiz.webp\" alt=\"\"\/><\/p>\n<h3 id=\"1\">Ph\u1ea7n 1: Ph\u1ea7n m\u1ec1m l\u00e0m b\u00e0i ki\u1ec3m tra AI t\u1ed1t nh\u1ea5t \u0111\u1ec3 t\u1ea1o b\u00e0i ki\u1ec3m tra HTML5<\/h3>\n<p>Ng\u00e0y nay, ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u ng\u01b0\u1eddi t\u1ea1o ra c\u00e1c c\u00e2u \u0111\u1ed1 HTML5 b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng AI Technologies, OnlineExamMaker m\u1ed9t c\u00f4ng c\u1ee5 l\u00e0m b\u00e0i ki\u1ec3m tra d\u1ef1a tr\u00ean AI m\u1ea1nh m\u1ebd c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 n\u1ed7 l\u1ef1c. Ph\u1ea7n m\u1ec1m l\u00e0m cho n\u00f3 \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 thi\u1ebft k\u1ebf v\u00e0 kh\u1edfi ch\u1ea1y c\u00e1c c\u00e2u \u0111\u1ed1, \u0111\u00e1nh gi\u00e1 v\u00e0 kh\u1ea3o s\u00e1t t\u01b0\u01a1ng t\u00e1c. V\u1edbi tr\u00ecnh ch\u1ec9nh s\u1eeda c\u00e2u h\u1ecfi, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o nhi\u1ec1u l\u1ef1a ch\u1ecdn, k\u1ebft th\u00fac m\u1edf, k\u1ebft h\u1ee3p, gi\u1ea3i tr\u00ecnh t\u1ef1 v\u00e0 nhi\u1ec1u lo\u1ea1i c\u00e2u h\u1ecfi kh\u00e1c cho c\u00e1c b\u00e0i ki\u1ec3m tra, b\u00e0i ki\u1ec3m tra v\u00e0 ki\u1ec3m k\u00ea c\u1ee7a b\u1ea1n. B\u1ea1n \u0111\u01b0\u1ee3c ph\u00e9p t\u0103ng c\u01b0\u1eddng c\u00e1c c\u00e2u \u0111\u1ed1 v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 \u0111a ph\u01b0\u01a1ng ti\u1ec7n nh\u01b0 h\u00ecnh \u1ea3nh, \u00e2m thanh v\u00e0 video \u0111\u1ec3 l\u00e0m cho ch\u00fang t\u01b0\u01a1ng t\u00e1c h\u01a1n v\u00e0 h\u1ea5p d\u1eabn tr\u1ef1c quan h\u01a1n.<\/p>\n<p><strong> Tham quan s\u1ea3n ph\u1ea9m c\u1ee7a OnlineExamMaker: <\/strong><br \/>\n\u25cf T\u1ea1o m\u1ed9t nh\u00f3m c\u00e2u h\u1ecfi th\u00f4ng qua ng\u00e2n h\u00e0ng c\u00e2u h\u1ecfi v\u00e0 ch\u1ec9 \u0111\u1ecbnh c\u00f3 bao nhi\u00eau c\u00e2u h\u1ecfi b\u1ea1n mu\u1ed1n \u0111\u01b0\u1ee3c ch\u1ecdn ng\u1eabu nhi\u00ean trong s\u1ed1 c\u00e1c c\u00e2u h\u1ecfi n\u00e0y.<br \/>\n\u25cf X\u00e2y d\u1ef1ng v\u00e0 l\u01b0u tr\u1eef c\u00e1c c\u00e2u h\u1ecfi trong m\u1ed9t c\u1ed5ng th\u00f4ng tin t\u1eadp trung, \u0111\u01b0\u1ee3c g\u1eafn th\u1ebb theo danh m\u1ee5c v\u00e0 t\u1eeb kh\u00f3a \u0111\u1ec3 t\u00e1i s\u1eed d\u1ee5ng v\u00e0 t\u1ed5 ch\u1ee9c d\u1ec5 d\u00e0ng.<br \/>\n\u25cf Ch\u1ec9 c\u1ea7n sao ch\u00e9p m\u1ed9t v\u00e0i d\u00f2ng m\u00e3 v\u00e0 th\u00eam ch\u00fang v\u00e0o m\u1ed9t trang web, b\u1ea1n c\u00f3 th\u1ec3 tr\u00ecnh b\u00e0y b\u00e0i ki\u1ec3m tra tr\u1ef1c tuy\u1ebfn c\u1ee7a m\u00ecnh trong trang web, blog ho\u1eb7c trang \u0111\u00edch c\u1ee7a b\u1ea1n.<br \/>\n\u25cf ng\u1eabu nhi\u00ean h\u00f3a c\u00e2u h\u1ecfi ho\u1eb7c thay \u0111\u1ed5i th\u1ee9 t\u1ef1 c\u00e2u h\u1ecfi \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ng\u01b0\u1eddi ki\u1ec3m tra kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c c\u00f9ng m\u1ed9t b\u1ed9 c\u00e2u h\u1ecfi m\u1ed7i l\u1ea7n.<\/p>\n<div class=\"embed_video_blog\">\n<div class=\"embed-responsive embed-responsive-16by9\" style=\"margin-bottom:16px;\">\n <iframe class=\"embed-responsive-item\" src=\"https:\/\/www.youtube.com\/embed\/zlqho9igH2Y\"><\/iframe>\n<\/div>\n<\/div>\n<div class=\"getstarted-container\">\n<p style=\"margin-bottom: 13px;\">T\u1ef1 \u0111\u1ed9ng t\u1ea1o c\u00e2u h\u1ecfi b\u1eb1ng AI<\/p>\n<div class=\"blog_double_btn clearfix\">\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/features\/ai-question-generator.html?refer=download_questions\" target=\"_blank\" rel=\"noopener\">Tr\u00ecnh t\u1ea1o c\u00e2u h\u1ecfi AI<\/a><\/div>\n<div class=\"p-style-b\">T\u1ea1o c\u00e2u h\u1ecfi cho b\u1ea5t k\u1ef3 ch\u1ee7 \u0111\u1ec1 n\u00e0o<\/div>\n<\/div>\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/sign-up.html?refer=blog_btn\"> T\u1ea1o m\u1ed9t c\u00e2u \u0111\u1ed1<\/a><\/div>\n<div class=\"p-style-b\">Mi\u1ec5n ph\u00ed 100% m\u00e3i m\u00e3i<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h3 id=\"2\">Ph\u1ea7n 2: 15 HTML5 C\u00e2u h\u1ecfi &#038; c\u00e2u tr\u1ea3 l\u1eddi<\/h3>\n<p><button id=\"copyquestionsBtn\" type=\"button\" onclick=\"myFunction()\">Sao ch\u00e9p c\u00e2u h\u1ecfi<\/button>\u00a0\u00a0or\u00a0\u00a0<button id=\"genquestionsBtn\" class=\"genbtnstyle\" type=\"button\" onclick=\"myFunction1()\">T\u1ea1o c\u00e2u h\u1ecfi b\u1eb1ng AI<\/button><\/p>\n<div id=\"copy_questions\">\n<p>C\u00e2u h\u1ecfi 1:<br \/>\n\u0110\u00e2u l\u00e0 DOCTYPE \u0111\u00fang cho HTML5?<br \/>\nA. {!DOCTYPE HTML}<br \/>\nB. {!DOCTYPE html}<br \/>\nC. {DOCTYPE html}<br \/>\nD. {!doctype html}<br \/>\n\u0110\u00e1p \u00e1n: B<br \/>\nGi\u1ea3i th\u00edch: DOCTYPE \u0111\u00fang cho HTML5 l\u00e0 {!DOCTYPE html}, gi\u00fap tr\u00ecnh duy\u1ec7t nh\u1eadn di\u1ec7n t\u00e0i li\u1ec7u l\u00e0 HTML5.  <\/p>\n<p>C\u00e2u h\u1ecfi 2:<br \/>\nTrong HTML5, ph\u1ea7n t\u1eed n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ea1i di\u1ec7n cho ti\u00eau \u0111\u1ec1 c\u1ee7a m\u1ed9t ph\u1ea7n n\u1ed9i dung?<br \/>\nA. {head}<br \/>\nB. {header}<br \/>\nC. {h1}<br \/>\nD. {title}<br \/>\n\u0110\u00e1p \u00e1n: B<br \/>\nGi\u1ea3i th\u00edch: Ph\u1ea7n t\u1eed {header} d\u00f9ng \u0111\u1ec3 ch\u1ee9a ti\u00eau \u0111\u1ec1, logo ho\u1eb7c th\u00f4ng tin d\u1eabn \u0111\u1ea7u c\u1ee7a m\u1ed9t ph\u1ea7n n\u1ed9i dung trong trang web.  <\/p>\n<p>C\u00e2u h\u1ecfi 3:<br \/>\nPh\u1ea7n t\u1eed n\u00e0o trong HTML5 d\u00f9ng \u0111\u1ec3 nh\u00fang video?<br \/>\nA. {video}<br \/>\nB. {media}<br \/>\nC. {movie}<br \/>\nD. {embed}<br \/>\n\u0110\u00e1p \u00e1n: A<br \/>\nGi\u1ea3i th\u00edch: Ph\u1ea7n t\u1eed {video} cho ph\u00e9p nh\u00fang v\u00e0 ph\u00e1t video tr\u1ef1c ti\u1ebfp m\u00e0 kh\u00f4ng c\u1ea7n plugin b\u00ean ngo\u00e0i.  <\/p>\n<p>C\u00e2u h\u1ecfi 4:<br \/>\nTrong HTML5, thu\u1ed9c t\u00ednh n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ec9 \u0111\u1ecbnh lo\u1ea1i input l\u00e0 email?<br \/>\nA. type=&#8221;email&#8221;<br \/>\nB. type=&#8221;mail&#8221;<br \/>\nC. input=&#8221;email&#8221;<br \/>\nD. type=&#8221;text&#8221; v\u1edbi placeholder<br \/>\n\u0110\u00e1p \u00e1n: A<br \/>\nGi\u1ea3i th\u00edch: Thu\u1ed9c t\u00ednh type=&#8221;email&#8221; trong ph\u1ea7n t\u1eed {input} ki\u1ec3m tra \u0111\u1ecbnh d\u1ea1ng email khi ng\u01b0\u1eddi d\u00f9ng nh\u1eadp.  <\/p>\n<p>C\u00e2u h\u1ecfi 5:<br \/>\nPh\u1ea7n t\u1eed n\u00e0o trong HTML5 d\u00f9ng \u0111\u1ec3 t\u1ea1o h\u00ecnh \u1ea3nh vector?<br \/>\nA. {canvas}<br \/>\nB. {svg}<br \/>\nC. {image}<br \/>\nD. {vector}<br \/>\n\u0110\u00e1p \u00e1n: B<br \/>\nGi\u1ea3i th\u00edch: Ph\u1ea7n t\u1eed {svg} cho ph\u00e9p v\u1ebd h\u00ecnh \u1ea3nh vector c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng m\u00e0 kh\u00f4ng m\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng.  <\/p>\n<p>C\u00e2u h\u1ecfi 6:<br \/>\nTrong HTML5, ph\u1ea7n t\u1eed n\u00e0o \u0111\u1ea1i di\u1ec7n cho m\u1ed9t b\u00e0i vi\u1ebft \u0111\u1ed9c l\u1eadp?<br \/>\nA. {article}<br \/>\nB. {section}<br \/>\nC. {div}<br \/>\nD. {content}<br \/>\n\u0110\u00e1p \u00e1n: A<br \/>\nGi\u1ea3i th\u00edch: Ph\u1ea7n t\u1eed {article} d\u00f9ng \u0111\u1ec3 ch\u1ee9a n\u1ed9i dung \u0111\u1ed9c l\u1eadp, nh\u01b0 m\u1ed9t b\u00e0i b\u00e1o ho\u1eb7c b\u00e0i vi\u1ebft blog.  <\/p>\n<p>C\u00e2u h\u1ecfi 7:<br \/>\nThu\u1ed9c t\u00ednh n\u00e0o trong HTML5 cho ph\u00e9p l\u01b0u tr\u1eef d\u1eef li\u1ec7u c\u1ee5c b\u1ed9?<br \/>\nA. localStorage<br \/>\nB. sessionStorage<br \/>\nC. cookie<br \/>\nD. storage<br \/>\n\u0110\u00e1p \u00e1n: A<br \/>\nGi\u1ea3i th\u00edch: localStorage l\u00e0 m\u1ed9t API c\u1ee7a HTML5 d\u00f9ng \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u m\u00e0 kh\u00f4ng h\u1ebft h\u1ea1n tr\u1eeb khi b\u1ecb x\u00f3a.  <\/p>\n<p>C\u00e2u h\u1ecfi 8:<br \/>\nPh\u1ea7n t\u1eed n\u00e0o trong HTML5 d\u00f9ng \u0111\u1ec3 t\u1ea1o bi\u1ec3u m\u1eabu?<br \/>\nA. {form}<br \/>\nB. {input}<br \/>\nC. {fieldset}<br \/>\nD. {label}<br \/>\n\u0110\u00e1p \u00e1n: A<br \/>\nGi\u1ea3i th\u00edch: Ph\u1ea7n t\u1eed {form} ch\u1ee9a c\u00e1c ph\u1ea7n t\u1eed input \u0111\u1ec3 thu th\u1eadp d\u1eef li\u1ec7u t\u1eeb ng\u01b0\u1eddi d\u00f9ng.  <\/p>\n<p>C\u00e2u h\u1ecfi 9:<br \/>\nTrong HTML5, ph\u1ea7n t\u1eed n\u00e0o d\u00f9ng \u0111\u1ec3 nh\u00fang \u00e2m thanh?<br \/>\nA. {audio}<br \/>\nB. {sound}<br \/>\nC. {music}<br \/>\nD. {media}<br \/>\n\u0110\u00e1p \u00e1n: A<br \/>\nGi\u1ea3i th\u00edch: Ph\u1ea7n t\u1eed {audio} cho ph\u00e9p nh\u00fang v\u00e0 ph\u00e1t \u00e2m thanh m\u00e0 kh\u00f4ng c\u1ea7n plugin.  <\/p>\n<p>C\u00e2u h\u1ecfi 10:<br \/>\nThu\u1ed9c t\u00ednh n\u00e0o trong HTML5 cho ph\u00e9p k\u00e9o v\u00e0 th\u1ea3 ph\u1ea7n t\u1eed?<br \/>\nA. draggable<br \/>\nB. dragable<br \/>\nC. drop<br \/>\nD. pull<br \/>\n\u0110\u00e1p \u00e1n: A<br \/>\nGi\u1ea3i th\u00edch: Thu\u1ed9c t\u00ednh draggable=&#8221;true&#8221; cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng k\u00e9o v\u00e0 th\u1ea3 ph\u1ea7n t\u1eed tr\u00ean trang web.  <\/p>\n<p>C\u00e2u h\u1ecfi 11:<br \/>\nPh\u1ea7n t\u1eed n\u00e0o trong HTML5 d\u00f9ng \u0111\u1ec3 t\u1ea1o khu v\u1ef1c v\u1ebd \u0111\u1ed3 h\u1ecda?<br \/>\nA. {canvas}<br \/>\nB. {draw}<br \/>\nC. {graphic}<br \/>\nD. {paint}<br \/>\n\u0110\u00e1p \u00e1n: A<br \/>\nGi\u1ea3i th\u00edch: Ph\u1ea7n t\u1eed {canvas} cung c\u1ea5p m\u1ed9t khu v\u1ef1c \u0111\u1ec3 v\u1ebd \u0111\u1ed3 h\u1ecda 2D s\u1eed d\u1ee5ng JavaScript.  <\/p>\n<p>C\u00e2u h\u1ecfi 12:<br \/>\nTrong HTML5, ph\u1ea7n t\u1eed n\u00e0o \u0111\u1ea1i di\u1ec7n cho ch\u00e2n trang c\u1ee7a trang web?<br \/>\nA. {footer}<br \/>\nB. {bottom}<br \/>\nC. {end}<br \/>\nD. {foot}<br \/>\n\u0110\u00e1p \u00e1n: A<br \/>\nGi\u1ea3i th\u00edch: Ph\u1ea7n t\u1eed {footer} d\u00f9ng \u0111\u1ec3 ch\u1ee9a th\u00f4ng tin ch\u00e2n trang nh\u01b0 b\u1ea3n quy\u1ec1n ho\u1eb7c li\u00ean k\u1ebft.  <\/p>\n<p>C\u00e2u h\u1ecfi 13:<br \/>\nAPI n\u00e0o trong HTML5 cho ph\u00e9p truy c\u1eadp v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd?<br \/>\nA. Geolocation<br \/>\nB. LocationAPI<br \/>\nC. GeoAPI<br \/>\nD. Position<br \/>\n\u0110\u00e1p \u00e1n: A<br \/>\nGi\u1ea3i th\u00edch: Geolocation API cho ph\u00e9p trang web truy c\u1eadp t\u1ecda \u0111\u1ed9 v\u1ecb tr\u00ed c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u1edbi s\u1ef1 cho ph\u00e9p.  <\/p>\n<p>C\u00e2u h\u1ecfi 14:<br \/>\nPh\u1ea7n t\u1eed n\u00e0o trong HTML5 d\u00f9ng \u0111\u1ec3 nh\u00f3m c\u00e1c \u0111i\u1ec1u khi\u1ec3n trong bi\u1ec3u m\u1eabu?<br \/>\nA. {fieldset}<br \/>\nB. {group}<br \/>\nC. {control}<br \/>\nD. {formgroup}<br \/>\n\u0110\u00e1p \u00e1n: A<br \/>\nGi\u1ea3i th\u00edch: Ph\u1ea7n t\u1eed {fieldset} d\u00f9ng \u0111\u1ec3 nh\u00f3m v\u00e0 t\u1ea1o \u0111\u01b0\u1eddng vi\u1ec1n cho c\u00e1c ph\u1ea7n t\u1eed input trong bi\u1ec3u m\u1eabu.  <\/p>\n<p>C\u00e2u h\u1ecfi 15:<br \/>\nTrong HTML5, ph\u1ea7n t\u1eed n\u00e0o d\u00f9ng \u0111\u1ec3 t\u1ea1o danh s\u00e1ch kh\u00f4ng c\u00f3 th\u1ee9 t\u1ef1?<br \/>\nA. {ul}<br \/>\nB. {ol}<br \/>\nC. {li}<br \/>\nD. {list}<br \/>\n\u0110\u00e1p \u00e1n: A<br \/>\nGi\u1ea3i th\u00edch: Ph\u1ea7n t\u1eed {ul} t\u1ea1o danh s\u00e1ch kh\u00f4ng c\u00f3 th\u1ee9 t\u1ef1, trong khi {ol} t\u1ea1o danh s\u00e1ch c\u00f3 th\u1ee9 t\u1ef1.<\/p>\n<\/div>\n<p><button id=\"copyquestionsBtn\" type=\"button\" onclick=\"myFunction()\">Sao ch\u00e9p c\u00e2u h\u1ecfi<\/button>\u00a0\u00a0or\u00a0\u00a0<button id=\"genquestionsBtn\" class=\"genbtnstyle\" type=\"button\" onclick=\"myFunction1()\">T\u1ea1o c\u00e2u h\u1ecfi b\u1eb1ng AI<\/button><\/p>\n<h3 id=\"3\">Ph\u1ea7n 3: Tr\u00ecnh t\u1ea1o c\u00e2u h\u1ecfi AI tr\u1ef1c tuy\u1ebfn<\/h3>\n<div class=\"embed_video_blog\">\n<div class=\"embed-responsive embed-responsive-16by9\" style=\"margin-bottom:16px;\">\n <iframe class=\"embed-responsive-item\" src=\"https:\/\/www.youtube.com\/embed\/zlqho9igH2Y\"><\/iframe>\n<\/div>\n<\/div>\n<div class=\"getstarted-container\">\n<p style=\"margin-bottom: 13px;\">T\u1ef1 \u0111\u1ed9ng t\u1ea1o c\u00e2u h\u1ecfi b\u1eb1ng AI<\/p>\n<div class=\"blog_double_btn clearfix\">\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/features\/ai-question-generator.html?refer=download_questions\" target=\"_blank\" rel=\"noopener\">Tr\u00ecnh t\u1ea1o c\u00e2u h\u1ecfi AI<\/a><\/div>\n<div class=\"p-style-b\">T\u1ea1o c\u00e2u h\u1ecfi cho b\u1ea5t k\u1ef3 ch\u1ee7 \u0111\u1ec1 n\u00e0o<\/div>\n<\/div>\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/sign-up.html?refer=blog_btn\"> T\u1ea1o m\u1ed9t c\u00e2u \u0111\u1ed1<\/a><\/div>\n<div class=\"p-style-b\">Mi\u1ec5n ph\u00ed 100% m\u00e3i m\u00e3i<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><script src=\"https:\/\/unpkg.com\/@popperjs\/core@2\"><\/script><br \/>\n<script src=\"https:\/\/unpkg.com\/tippy.js@6\"><\/script><\/p>\n<p><script type=\"text\/javascript\">\nfunction myFunction() {\nvar copyText = document.getElementById(\"copy_questions\");console.log(copyText.innerText);navigator.clipboard.writeText(copyText.innerText);\n}\nfunction myFunction1() {\n\u00a0  \u00a0 \u00a0 window.open(\"https:\/\/onlineexammaker.com\/features\/ai-question-generator.html\");\n\u00a0 }\nvar copy1, copy2;\n        tippy('#copyquestionsBtn', {\n        'content': \"Copy questions to clipboard\",\n       trigger: 'mouseenter',\n       'onCreate':function(instance){\n              copy1 = instance;\n       },\n       'onTrigger' : function(instance, event) {\n              copy2.hide();\n       }\n       });\n       tippy('#copyquestionsBtn', {\n       'content': \"Copied successfully\",\n       trigger: 'click',\n       'onCreate':function(instance){\n              copy2 = instance;\n       },\n       'onTrigger' : function(instance, event) {\n              copy1.hide();\n       }\n       });\ntippy('#genquestionsBtn', {\n        'content': \"Generate questions using AI for free\",\n         trigger: 'mouseenter'\n       });\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>HTML5, vi\u1ebft t\u1eaft c\u1ee7a Supertext Markup Language 5, l\u00e0 b\u1ea3n s\u1eeda \u0111\u1ed5i m\u1edbi nh\u1ea5t c\u1ee7a ti\u00eau chu\u1ea9n HTML \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ea5u tr\u00fac v\u00e0 tr\u00ecnh b\u00e0y n\u1ed9i dung tr\u00ean World Wide Web. \u0110\u00e2y l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 c\u1ed1t l\u00f5i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e2y d\u1ef1ng v\u00e0 thi\u1ebft k\u1ebf c\u00e1c trang web v\u00e0 \u1ee9ng d\u1ee5ng [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":16598,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6049],"tags":[],"class_list":["post-75199","post","type-post","status-publish","format-standard","hentry","category-questions-answers-vi"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.9 - 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