{"id":67430,"date":"2025-08-03T15:53:41","date_gmt":"2025-08-03T15:53:41","guid":{"rendered":"https:\/\/onlineexammaker.com\/kb\/?p=67430"},"modified":"2025-08-21T05:32:59","modified_gmt":"2025-08-21T05:32:59","slug":"15-data-visualization-quiz-questions-and-answers-vi","status":"publish","type":"post","link":"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/","title":{"rendered":"15 C\u00e2u h\u1ecfi v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u"},"content":{"rendered":"<p>Tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u l\u00e0 m\u1ed9t bi\u1ec3u di\u1ec5n \u0111\u1ed3 h\u1ecda c\u1ee7a th\u00f4ng tin v\u00e0 d\u1eef li\u1ec7u. N\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c y\u1ebfu t\u1ed1 tr\u1ef1c quan nh\u01b0 bi\u1ec3u \u0111\u1ed3, \u0111\u1ed3 th\u1ecb v\u00e0 b\u1ea3n \u0111\u1ed3 \u0111\u1ec3 tr\u00ecnh b\u00e0y c\u00e1c t\u1eadp d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p theo c\u00e1ch d\u1ec5 hi\u1ec3u, gi\u1ea3i th\u00edch v\u00e0 ph\u00e2n t\u00edch. Tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu trong ph\u00e2n t\u00edch d\u1eef li\u1ec7u v\u00e0 k\u1ec3 chuy\u1ec7n v\u00ec n\u00f3 cho ph\u00e9p c\u00e1c c\u00e1 nh\u00e2n c\u00f3 \u0111\u01b0\u1ee3c th\u00f4ng tin chi ti\u1ebft, x\u00e1c \u0111\u1ecbnh c\u00e1c m\u1eabu v\u00e0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t d\u1ef1a tr\u00ean d\u1eef li\u1ec7u.<\/p>\n<p>Trong th\u1ebf gi\u1edbi d\u1ef1a tr\u00ean d\u1eef li\u1ec7u ng\u00e0y nay, ch\u00fang ta b\u1ecb ng\u1eadp trong m\u1ed9t l\u01b0\u1ee3ng l\u1edbn th\u00f4ng tin. L\u00e0m cho \u00fd ngh\u0129a c\u1ee7a d\u1eef li\u1ec7u n\u00e0y c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi x\u1eed l\u00fd c\u00e1c b\u1ed9 d\u1eef li\u1ec7u l\u1edbn v\u00e0 ph\u1ee9c t\u1ea1p. Tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u gi\u00fap chuy\u1ec3n \u0111\u1ed5i d\u1eef li\u1ec7u th\u00f4 th\u00e0nh c\u00e1c bi\u1ec3u di\u1ec5n tr\u1ef1c quan, gi\u00fap n\u00f3 d\u1ec5 ti\u1ebfp c\u1eadn h\u01a1n v\u00e0 d\u1ec5 hi\u1ec3u h\u01a1n \u0111\u1ed1i v\u1edbi m\u1ed9t lo\u1ea1t c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng, t\u1eeb c\u00e1c nh\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ebfn ng\u01b0\u1eddi ra quy\u1ebft \u0111\u1ecbnh.<\/p>\n<p>M\u1ee5c ti\u00eau ch\u00ednh c\u1ee7a tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u l\u00e0 tr\u00ecnh b\u00e0y d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch h\u1ea5p d\u1eabn v\u00e0 th\u00f4ng tin tr\u1ef1c quan. N\u00f3 cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng nh\u00ecn th\u1ea5y xu h\u01b0\u1edbng, m\u1eabu v\u00e0 m\u1ed1i quan h\u1ec7 trong d\u1eef li\u1ec7u c\u00f3 th\u1ec3 kh\u00f4ng r\u00f5 r\u00e0ng khi \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y \u1edf d\u1ea1ng b\u1ea3ng ho\u1eb7c v\u0103n b\u1ea3n. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c y\u1ebfu t\u1ed1 tr\u1ef1c quan kh\u00e1c nhau, tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u cho ph\u00e9p hi\u1ec3u bi\u1ebft nhanh ch\u00f3ng v\u00e0 tr\u1ef1c quan v\u1ec1 d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho vi\u1ec7c ra quy\u1ebft \u0111\u1ecbnh v\u00e0 giao ti\u1ebfp t\u1ed1t h\u01a1n.<\/p>\n<h3> Ph\u00e1c th\u1ea3o b\u00e0i vi\u1ebft <\/h3>\n<ul class=\"article_list\">\n<li><a href=\"#1\">Ph\u1ea7n 1: C\u00f4ng c\u1ee5 t\u1ea1o b\u00e0i ki\u1ec3m tra AI OnlineExamMaker &#8211; Ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c<\/a><\/li>\n<li> <a href = \"#2\"> Ph\u1ea7n 2: 15 C\u00e2u h\u1ecfi v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi tr\u1ef1c quan d\u1eef li\u1ec7u <\/a> <\/li>\n<li> <a href = \"#3\"> Ph\u1ea7n 3: Tr\u00ecnh t\u1ea1o c\u00e2u h\u1ecfi AI &#8211; t\u1ef1 \u0111\u1ed9ng t\u1ea1o c\u00e2u h\u1ecfi cho \u0111\u00e1nh gi\u00e1 ti\u1ebfp theo c\u1ee7a b\u1ea1n <\/a> <\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/onlineexammaker.com\/kb\/wp-content\/uploads\/2023\/08\/Data-Visualization.webp\" alt=\"\"\/><\/p>\n<h3 id=\"1\">Ph\u1ea7n 1: C\u00f4ng c\u1ee5 t\u1ea1o b\u00e0i ki\u1ec3m tra AI OnlineExamMaker &#8211; Ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c<\/h3>\n<p>V\u1eabn d\u00e0nh nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 ch\u1ec9nh s\u1eeda c\u00e1c c\u00e2u h\u1ecfi cho \u0111\u00e1nh gi\u00e1 tr\u1ef1c quan d\u1eef li\u1ec7u ti\u1ebfp theo c\u1ee7a b\u1ea1n? OnlineExammaker l\u00e0 m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t c\u00e2u \u0111\u1ed1 AI, t\u1eadn d\u1ee5ng tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o \u0111\u1ec3 gi\u00fap ng\u01b0\u1eddi d\u00f9ng t\u1ea1o c\u00e1c c\u00e2u \u0111\u1ed1, ki\u1ec3m tra v\u00e0 \u0111\u00e1nh gi\u00e1 m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3. B\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch nh\u1eadp m\u1ed9t ch\u1ee7 \u0111\u1ec1 ho\u1eb7c chi ti\u1ebft c\u1ee5 th\u1ec3 v\u00e0o Tr\u00ecnh t\u1ea1o c\u00e2u h\u1ecfi AI OnlineExamMaker v\u00e0 AI s\u1ebd t\u1ea1o ra m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c c\u00e2u h\u1ecfi g\u1ea7n nh\u01b0 ngay l\u1eadp t\u1ee9c. N\u00f3 c\u0169ng cung c\u1ea5p t\u00f9y ch\u1ecdn \u0111\u1ec3 bao g\u1ed3m c\u00e1c gi\u1ea3i th\u00edch c\u00e2u tr\u1ea3 l\u1eddi, c\u00f3 th\u1ec3 ng\u1eafn ho\u1eb7c chi ti\u1ebft, gi\u00fap ng\u01b0\u1eddi h\u1ecdc hi\u1ec3u sai l\u1ea7m c\u1ee7a h\u1ecd.<\/p>\n<p><strong> Nh\u1eefng g\u00ec b\u1ea1n c\u00f3 th\u1ec3 th\u00edch: <\/strong><br \/>\n\u25cf Ph\u00e2n lo\u1ea1i t\u1ef1 \u0111\u1ed9ng v\u00e0 b\u00e1o c\u00e1o s\u00e2u s\u1eafc. K\u1ebft qu\u1ea3 th\u1eddi gian th\u1ef1c v\u00e0 ph\u1ea3n h\u1ed3i t\u01b0\u01a1ng t\u00e1c cho ng\u01b0\u1eddi ki\u1ec3m tra.<br \/>\n\u25cf C\u00e1c b\u00e0i ki\u1ec3m tra \u0111\u01b0\u1ee3c t\u1ef1 \u0111\u1ed9ng ph\u00e2n lo\u1ea1i v\u1edbi k\u1ebft qu\u1ea3 ngay l\u1eadp t\u1ee9c, \u0111\u1ec3 gi\u00e1o vi\u00ean c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c trong vi\u1ec7c ch\u1ea5m \u0111i\u1ec3m.<br \/>\n\u25cf Tr\u00ecnh duy\u1ec7t kh\u00f3a \u0111\u1ec3 h\u1ea1n ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a tr\u00ecnh duy\u1ec7t trong c\u00e1c c\u00e2u h\u1ecfi \u0111\u1ec3 ng\u0103n h\u1ecdc sinh t\u00ecm ki\u1ebfm c\u00e2u tr\u1ea3 l\u1eddi tr\u00ean c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm ho\u1eb7c ph\u1ea7n m\u1ec1m kh\u00e1c.<br \/>\n\u25cf API OnlineExamMaker cung c\u1ea5p quy\u1ec1n truy c\u1eadp ri\u00eang cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n \u0111\u1ec3 t\u1ef1 \u0111\u1ed9ng tr\u00edch xu\u1ea5t d\u1eef li\u1ec7u thi c\u1ee7a b\u1ea1n v\u00e0o h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/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 C\u00e2u h\u1ecfi v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u <\/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>1. C\u00e2u h\u1ecfi: Trong tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u, bi\u1ec3u \u0111\u1ed3 n\u00e0o th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 hi\u1ec3n th\u1ecb s\u1ef1 thay \u0111\u1ed5i theo th\u1eddi gian?<br \/>\n   A. Bi\u1ec3u \u0111\u1ed3 c\u1ed9t<br \/>\n   B. Bi\u1ec3u \u0111\u1ed3 \u0111\u01b0\u1eddng<br \/>\n   C. Bi\u1ec3u \u0111\u1ed3 tr\u00f2n<br \/>\n   D. Bi\u1ec3u \u0111\u1ed3 ph\u00e2n t\u00e1n<br \/>\n   \u0110\u00e1p \u00e1n: B<br \/>\n   Gi\u1ea3i th\u00edch: Bi\u1ec3u \u0111\u1ed3 \u0111\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 hi\u1ec3n th\u1ecb xu h\u01b0\u1edbng v\u00e0 s\u1ef1 thay \u0111\u1ed5i theo th\u1eddi gian, gi\u00fap d\u1ec5 d\u00e0ng theo d\u00f5i d\u1eef li\u1ec7u li\u00ean t\u1ee5c.<\/p>\n<p>2. C\u00e2u h\u1ecfi: C\u00f4ng c\u1ee5 n\u00e0o sau \u0111\u00e2y l\u00e0 ph\u1ea7n m\u1ec1m chuy\u00ean d\u1ee5ng cho tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u l\u1edbn?<br \/>\n   A. Microsoft Word<br \/>\n   B. Tableau<br \/>\n   C. Adobe Photoshop<br \/>\n   D. Google Docs<br \/>\n   \u0110\u00e1p \u00e1n: B<br \/>\n   Gi\u1ea3i th\u00edch: Tableau l\u00e0 c\u00f4ng c\u1ee5 chuy\u00ean d\u1ee5ng cho vi\u1ec7c tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u l\u1edbn, cho ph\u00e9p t\u1ea1o bi\u1ec3u \u0111\u1ed3 ph\u1ee9c t\u1ea1p v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n<p>3. C\u00e2u h\u1ecfi: Lo\u1ea1i bi\u1ec3u \u0111\u1ed3 n\u00e0o ph\u00f9 h\u1ee3p nh\u1ea5t \u0111\u1ec3 so s\u00e1nh c\u00e1c ph\u1ea7n c\u1ee7a m\u1ed9t t\u1ed5ng th\u1ec3?<br \/>\n   A. Bi\u1ec3u \u0111\u1ed3 c\u1ed9t<br \/>\n   B. Bi\u1ec3u \u0111\u1ed3 tr\u00f2n<br \/>\n   C. Bi\u1ec3u \u0111\u1ed3 \u0111\u01b0\u1eddng<br \/>\n   D. Bi\u1ec3u \u0111\u1ed3 h\u1ed9p<br \/>\n   \u0110\u00e1p \u00e1n: B<br \/>\n   Gi\u1ea3i th\u00edch: Bi\u1ec3u \u0111\u1ed3 tr\u00f2n (pie chart) gi\u00fap hi\u1ec3n th\u1ecb t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n trong m\u1ed9t t\u1ed5ng th\u1ec3, l\u00e0m r\u00f5 s\u1ef1 ph\u00e2n b\u1ed1.<\/p>\n<p>4. C\u00e2u h\u1ecfi: Nguy\u00ean t\u1eafc n\u00e0o quan tr\u1ecdng nh\u1ea5t trong tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u \u0111\u1ec3 tr\u00e1nh nh\u1ea7m l\u1eabn?<br \/>\n   A. S\u1eed d\u1ee5ng nhi\u1ec1u m\u00e0u s\u1eafc<br \/>\n   B. \u0110\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c v\u00e0 trung th\u1ef1c<br \/>\n   C. L\u00e0m cho bi\u1ec3u \u0111\u1ed3 ph\u1ee9c t\u1ea1p<br \/>\n   D. B\u1ecf qua tr\u1ee5c t\u1ecda \u0111\u1ed9<br \/>\n   \u0110\u00e1p \u00e1n: B<br \/>\n   Gi\u1ea3i th\u00edch: \u0110\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c v\u00e0 trung th\u1ef1c gi\u00fap tr\u00e1nh sai l\u1ec7ch d\u1eef li\u1ec7u, l\u00e0m cho tr\u1ef1c quan h\u00f3a \u0111\u00e1ng tin c\u1eady h\u01a1n.<\/p>\n<p>5. C\u00e2u h\u1ecfi: Bi\u1ec3u \u0111\u1ed3 ph\u00e2n t\u00e1n (scatter plot) th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 bi\u1ec3u di\u1ec5n g\u00ec?<br \/>\n   A. D\u1eef li\u1ec7u th\u1eddi gian<br \/>\n   B. M\u1ed1i quan h\u1ec7 gi\u1eefa hai bi\u1ebfn s\u1ed1<br \/>\n   C. Ph\u00e2n b\u1ed1 t\u1ea7n su\u1ea5t<br \/>\n   D. T\u1ed5ng h\u1ee3p d\u1eef li\u1ec7u<br \/>\n   \u0110\u00e1p \u00e1n: B<br \/>\n   Gi\u1ea3i th\u00edch: Bi\u1ec3u \u0111\u1ed3 ph\u00e2n t\u00e1n hi\u1ec3n th\u1ecb m\u1ed1i quan h\u1ec7 gi\u1eefa hai bi\u1ebfn s\u1ed1, gi\u00fap ph\u00e1t hi\u1ec7n t\u01b0\u01a1ng quan nh\u01b0 d\u01b0\u01a1ng ho\u1eb7c \u00e2m.<\/p>\n<p>6. C\u00e2u h\u1ecfi: Trong Excel, c\u00f4ng c\u1ee5 n\u00e0o d\u00f9ng \u0111\u1ec3 t\u1ea1o bi\u1ec3u \u0111\u1ed3 nhanh ch\u00f3ng?<br \/>\n   A. PivotTable<br \/>\n   B. Insert Chart<br \/>\n   C. Filter<br \/>\n   D. Sort<br \/>\n   \u0110\u00e1p \u00e1n: B<br \/>\n   Gi\u1ea3i th\u00edch: T\u00ednh n\u0103ng Insert Chart trong Excel cho ph\u00e9p t\u1ea1o bi\u1ec3u \u0111\u1ed3 nhanh ch\u00f3ng t\u1eeb d\u1eef li\u1ec7u b\u1ea3ng, d\u1ec5 d\u00e0ng t\u00f9y ch\u1ec9nh.<\/p>\n<p>7. C\u00e2u h\u1ecfi: Lo\u1ea1i d\u1eef li\u1ec7u n\u00e0o ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi bi\u1ec3u \u0111\u1ed3 heatmap?<br \/>\n   A. D\u1eef li\u1ec7u th\u1eddi gian<br \/>\n   B. D\u1eef li\u1ec7u ma tr\u1eadn ho\u1eb7c ph\u00e2n b\u1ed1 kh\u00f4ng gian<br \/>\n   C. D\u1eef li\u1ec7u t\u1ed5ng h\u1ee3p<br \/>\n   D. D\u1eef li\u1ec7u v\u0103n b\u1ea3n<br \/>\n   \u0110\u00e1p \u00e1n: B<br \/>\n   Gi\u1ea3i th\u00edch: Bi\u1ec3u \u0111\u1ed3 heatmap ph\u00f9 h\u1ee3p v\u1edbi d\u1eef li\u1ec7u ma tr\u1eadn \u0111\u1ec3 hi\u1ec3n th\u1ecb s\u1ef1 thay \u0111\u1ed5i m\u00e0u s\u1eafc d\u1ef1a tr\u00ean gi\u00e1 tr\u1ecb, nh\u01b0 ph\u00e2n b\u1ed1 nhi\u1ec7t \u0111\u1ed9.<\/p>\n<p>8. C\u00e2u h\u1ecfi: Sai l\u1ea7m ph\u1ed5 bi\u1ebfn n\u00e0o trong tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn hi\u1ec3u l\u1ea7m?<br \/>\n   A. S\u1eed d\u1ee5ng t\u1ef7 l\u1ec7 \u0111\u00fang<br \/>\n   B. Thay \u0111\u1ed5i tr\u1ee5c \u0111\u1ec3 ph\u00f3ng \u0111\u1ea1i s\u1ef1 kh\u00e1c bi\u1ec7t<br \/>\n   C. Ch\u1ecdn bi\u1ec3u \u0111\u1ed3 ph\u00f9 h\u1ee3p<br \/>\n   D. Ghi ch\u00fa r\u00f5 r\u00e0ng<br \/>\n   \u0110\u00e1p \u00e1n: B<br \/>\n   Gi\u1ea3i th\u00edch: Thay \u0111\u1ed5i tr\u1ee5c c\u00f3 th\u1ec3 l\u00e0m sai l\u1ec7ch d\u1eef li\u1ec7u, d\u1eabn \u0111\u1ebfn hi\u1ec3u l\u1ea7m v\u1ec1 m\u1ee9c \u0111\u1ed9 thay \u0111\u1ed5i th\u1ef1c t\u1ebf.<\/p>\n<p>9. C\u00e2u h\u1ecfi: Histogram d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec?<br \/>\n   A. Hi\u1ec3n th\u1ecb d\u1eef li\u1ec7u th\u1eddi gian<br \/>\n   B. Ph\u00e2n b\u1ed1 t\u1ea7n su\u1ea5t c\u1ee7a d\u1eef li\u1ec7u li\u00ean t\u1ee5c<br \/>\n   C. So s\u00e1nh c\u00e1c nh\u00f3m<br \/>\n   D. Hi\u1ec3n th\u1ecb m\u1ed1i quan h\u1ec7<br \/>\n   \u0110\u00e1p \u00e1n: B<br \/>\n   Gi\u1ea3i th\u00edch: Histogram hi\u1ec3n th\u1ecb ph\u00e2n b\u1ed1 t\u1ea7n su\u1ea5t c\u1ee7a d\u1eef li\u1ec7u li\u00ean t\u1ee5c, gi\u00fap nh\u1eadn bi\u1ebft h\u00ecnh d\u1ea1ng d\u1eef li\u1ec7u nh\u01b0 l\u1ec7ch hay \u0111\u1ed1i x\u1ee9ng.<\/p>\n<p>10. C\u00e2u h\u1ecfi: C\u00f4ng c\u1ee5 Python n\u00e0o th\u01b0\u1eddng d\u00f9ng cho tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u?<br \/>\n    A. NumPy<br \/>\n    B. Matplotlib<br \/>\n    C. Pandas<br \/>\n    D. Scikit-learn<br \/>\n    \u0110\u00e1p \u00e1n: B<br \/>\n    Gi\u1ea3i th\u00edch: Matplotlib l\u00e0 th\u01b0 vi\u1ec7n Python chuy\u00ean d\u00f9ng \u0111\u1ec3 t\u1ea1o bi\u1ec3u \u0111\u1ed3 v\u00e0 tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch linh ho\u1ea1t.<\/p>\n<p>11. C\u00e2u h\u1ecfi: Bi\u1ec3u \u0111\u1ed3 bar chart ph\u00f9 h\u1ee3p v\u1edbi lo\u1ea1i d\u1eef li\u1ec7u n\u00e0o?<br \/>\n    A. D\u1eef li\u1ec7u li\u00ean t\u1ee5c<br \/>\n    B. D\u1eef li\u1ec7u ph\u00e2n lo\u1ea1i ho\u1eb7c so s\u00e1nh nh\u00f3m<br \/>\n    C. D\u1eef li\u1ec7u th\u1eddi gian<br \/>\n    D. D\u1eef li\u1ec7u ma tr\u1eadn<br \/>\n    \u0110\u00e1p \u00e1n: B<br \/>\n    Gi\u1ea3i th\u00edch: Bi\u1ec3u \u0111\u1ed3 c\u1ed9t (bar chart) d\u00f9ng \u0111\u1ec3 so s\u00e1nh c\u00e1c nh\u00f3m d\u1eef li\u1ec7u ph\u00e2n lo\u1ea1i, l\u00e0m n\u1ed5i b\u1eadt s\u1ef1 kh\u00e1c bi\u1ec7t.<\/p>\n<p>12. C\u00e2u h\u1ecfi: \u0110\u1ec3 l\u00e0m cho bi\u1ec3u \u0111\u1ed3 d\u1ec5 \u0111\u1ecdc h\u01a1n, n\u00ean l\u00e0m g\u00ec?<br \/>\n    A. Th\u00eam nhi\u1ec1u y\u1ebfu t\u1ed1 trang tr\u00ed<br \/>\n    B. S\u1eed d\u1ee5ng m\u00e0u s\u1eafc v\u00e0 nh\u00e3n r\u00f5 r\u00e0ng<br \/>\n    C. L\u00e0m bi\u1ec3u \u0111\u1ed3 nh\u1ecf h\u01a1n<br \/>\n    D. B\u1ecf qua ti\u00eau \u0111\u1ec1<br \/>\n    \u0110\u00e1p \u00e1n: B<br \/>\n    Gi\u1ea3i th\u00edch: S\u1eed d\u1ee5ng m\u00e0u s\u1eafc v\u00e0 nh\u00e3n r\u00f5 r\u00e0ng gi\u00fap ng\u01b0\u1eddi xem d\u1ec5 d\u00e0ng hi\u1ec3u v\u00e0 di\u1ec5n gi\u1ea3i d\u1eef li\u1ec7u m\u00e0 kh\u00f4ng b\u1ecb r\u1ed1i.<\/p>\n<p>13. C\u00e2u h\u1ecfi: Lo\u1ea1i bi\u1ec3u \u0111\u1ed3 n\u00e0o d\u00f9ng \u0111\u1ec3 hi\u1ec3n th\u1ecb d\u1eef li\u1ec7u \u0111\u1ecba l\u00fd?<br \/>\n    A. Bi\u1ec3u \u0111\u1ed3 \u0111\u01b0\u1eddng<br \/>\n    B. Bi\u1ec3u \u0111\u1ed3 b\u1ea3n \u0111\u1ed3 (choropleth map)<br \/>\n    C. Bi\u1ec3u \u0111\u1ed3 tr\u00f2n<br \/>\n    D. Bi\u1ec3u \u0111\u1ed3 c\u1ed9t<br \/>\n    \u0110\u00e1p \u00e1n: B<br \/>\n    Gi\u1ea3i th\u00edch: Bi\u1ec3u \u0111\u1ed3 b\u1ea3n \u0111\u1ed3 nh\u01b0 choropleth map hi\u1ec3n th\u1ecb d\u1eef li\u1ec7u \u0111\u1ecba l\u00fd b\u1eb1ng c\u00e1ch t\u00f4 m\u00e0u c\u00e1c khu v\u1ef1c, gi\u00fap tr\u1ef1c quan h\u00f3a ph\u00e2n b\u1ed1.<\/p>\n<p>14. C\u00e2u h\u1ecfi: Trong tr\u1ef1c quan h\u00f3a, &#8220;data cleaning&#8221; quan tr\u1ecdng v\u00ec l\u00fd do g\u00ec?<br \/>\n    A. L\u00e0m cho d\u1eef li\u1ec7u \u0111\u1eb9p h\u01a1n<br \/>\n    B. Lo\u1ea1i b\u1ecf l\u1ed7i \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c<br \/>\n    C. T\u0103ng k\u00edch th\u01b0\u1edbc d\u1eef li\u1ec7u<br \/>\n    D. Thay \u0111\u1ed5i d\u1eef li\u1ec7u g\u1ed1c<br \/>\n    \u0110\u00e1p \u00e1n: B<br \/>\n    Gi\u1ea3i th\u00edch: Data cleaning gi\u00fap lo\u1ea1i b\u1ecf l\u1ed7i v\u00e0 d\u1eef li\u1ec7u kh\u00f4ng ch\u00ednh x\u00e1c, \u0111\u1ea3m b\u1ea3o r\u1eb1ng tr\u1ef1c quan h\u00f3a ph\u1ea3n \u00e1nh \u0111\u00fang th\u1ef1c t\u1ebf.<\/p>\n<p>15. C\u00e2u h\u1ecfi: Bi\u1ec3u \u0111\u1ed3 box plot d\u00f9ng \u0111\u1ec3 hi\u1ec3n th\u1ecb g\u00ec?<br \/>\n    A. M\u1ed1i quan h\u1ec7 gi\u1eefa hai bi\u1ebfn<br \/>\n    B. Ph\u00e2n b\u1ed1 v\u00e0 c\u00e1c gi\u00e1 tr\u1ecb ngo\u1ea1i lai c\u1ee7a d\u1eef li\u1ec7u<br \/>\n    C. D\u1eef li\u1ec7u th\u1eddi gian<br \/>\n    D. T\u1ed5ng h\u1ee3p d\u1eef li\u1ec7u<br \/>\n    \u0110\u00e1p \u00e1n: B<br \/>\n    Gi\u1ea3i th\u00edch: Bi\u1ec3u \u0111\u1ed3 h\u1ed9p (box plot) hi\u1ec3n th\u1ecb ph\u00e2n b\u1ed1 d\u1eef li\u1ec7u, bao g\u1ed3m trung v\u1ecb, quartile v\u00e0 c\u00e1c gi\u00e1 tr\u1ecb ngo\u1ea1i lai.<\/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 &#8211; t\u1ef1 \u0111\u1ed9ng t\u1ea1o c\u00e2u h\u1ecfi cho \u0111\u00e1nh gi\u00e1 ti\u1ebfp theo c\u1ee7a b\u1ea1n <\/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>Tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u l\u00e0 m\u1ed9t bi\u1ec3u di\u1ec5n \u0111\u1ed3 h\u1ecda c\u1ee7a th\u00f4ng tin v\u00e0 d\u1eef li\u1ec7u. N\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c y\u1ebfu t\u1ed1 tr\u1ef1c quan nh\u01b0 bi\u1ec3u \u0111\u1ed3, \u0111\u1ed3 th\u1ecb v\u00e0 b\u1ea3n \u0111\u1ed3 \u0111\u1ec3 tr\u00ecnh b\u00e0y c\u00e1c t\u1eadp d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p theo c\u00e1ch d\u1ec5 hi\u1ec3u, gi\u1ea3i th\u00edch v\u00e0 ph\u00e2n t\u00edch. [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":14317,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6049],"tags":[],"class_list":["post-67430","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 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>15 C\u00e2u h\u1ecfi v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u - OnlineExamMaker Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"15 C\u00e2u h\u1ecfi v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u - OnlineExamMaker Blog\" \/>\n<meta property=\"og:description\" content=\"Tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u l\u00e0 m\u1ed9t bi\u1ec3u di\u1ec5n \u0111\u1ed3 h\u1ecda c\u1ee7a th\u00f4ng tin v\u00e0 d\u1eef li\u1ec7u. N\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c y\u1ebfu t\u1ed1 tr\u1ef1c quan nh\u01b0 bi\u1ec3u \u0111\u1ed3, \u0111\u1ed3 th\u1ecb v\u00e0 b\u1ea3n \u0111\u1ed3 \u0111\u1ec3 tr\u00ecnh b\u00e0y c\u00e1c t\u1eadp d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p theo c\u00e1ch d\u1ec5 hi\u1ec3u, gi\u1ea3i th\u00edch v\u00e0 ph\u00e2n t\u00edch. [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/\" \/>\n<meta property=\"og:site_name\" content=\"OnlineExamMaker Blog\" \/>\n<meta property=\"article:published_time\" content=\"2025-08-03T15:53:41+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-21T05:32:59+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/onlineexammaker.com\/kb\/wp-content\/uploads\/2023\/08\/Data-Visualization.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"850\" \/>\n\t<meta property=\"og:image:height\" content=\"478\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Willson Black\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Willson Black\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"13 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/\",\"url\":\"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/\",\"name\":\"15 C\u00e2u h\u1ecfi v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u - OnlineExamMaker Blog\",\"isPartOf\":{\"@id\":\"https:\/\/onlineexammaker.com\/kb\/#website\"},\"datePublished\":\"2025-08-03T15:53:41+00:00\",\"dateModified\":\"2025-08-21T05:32:59+00:00\",\"author\":{\"@id\":\"https:\/\/onlineexammaker.com\/kb\/#\/schema\/person\/395b2b5bfc990b8d494fc7b498db795b\"},\"breadcrumb\":{\"@id\":\"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/onlineexammaker.com\/kb\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"15 C\u00e2u h\u1ecfi v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/onlineexammaker.com\/kb\/#website\",\"url\":\"https:\/\/onlineexammaker.com\/kb\/\",\"name\":\"OnlineExamMaker Blog\",\"description\":\"OnlineExamMaker\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/onlineexammaker.com\/kb\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/onlineexammaker.com\/kb\/#\/schema\/person\/395b2b5bfc990b8d494fc7b498db795b\",\"name\":\"Willson Black\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/onlineexammaker.com\/kb\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/cdcb7df856a2cdfc9affd6f71823f077?s=96&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/cdcb7df856a2cdfc9affd6f71823f077?s=96&r=g\",\"caption\":\"Willson Black\"},\"url\":\"https:\/\/onlineexammaker.com\/kb\/author\/willblog\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"15 C\u00e2u h\u1ecfi v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u - OnlineExamMaker Blog","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/","og_locale":"en_US","og_type":"article","og_title":"15 C\u00e2u h\u1ecfi v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u - OnlineExamMaker Blog","og_description":"Tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u l\u00e0 m\u1ed9t bi\u1ec3u di\u1ec5n \u0111\u1ed3 h\u1ecda c\u1ee7a th\u00f4ng tin v\u00e0 d\u1eef li\u1ec7u. N\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c y\u1ebfu t\u1ed1 tr\u1ef1c quan nh\u01b0 bi\u1ec3u \u0111\u1ed3, \u0111\u1ed3 th\u1ecb v\u00e0 b\u1ea3n \u0111\u1ed3 \u0111\u1ec3 tr\u00ecnh b\u00e0y c\u00e1c t\u1eadp d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p theo c\u00e1ch d\u1ec5 hi\u1ec3u, gi\u1ea3i th\u00edch v\u00e0 ph\u00e2n t\u00edch. [&hellip;]","og_url":"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/","og_site_name":"OnlineExamMaker Blog","article_published_time":"2025-08-03T15:53:41+00:00","article_modified_time":"2025-08-21T05:32:59+00:00","og_image":[{"width":850,"height":478,"url":"https:\/\/onlineexammaker.com\/kb\/wp-content\/uploads\/2023\/08\/Data-Visualization.webp","type":"image\/webp"}],"author":"Willson Black","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Willson Black","Est. reading time":"13 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/","url":"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/","name":"15 C\u00e2u h\u1ecfi v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u - OnlineExamMaker Blog","isPartOf":{"@id":"https:\/\/onlineexammaker.com\/kb\/#website"},"datePublished":"2025-08-03T15:53:41+00:00","dateModified":"2025-08-21T05:32:59+00:00","author":{"@id":"https:\/\/onlineexammaker.com\/kb\/#\/schema\/person\/395b2b5bfc990b8d494fc7b498db795b"},"breadcrumb":{"@id":"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/onlineexammaker.com\/kb\/vi\/15-data-visualization-quiz-questions-and-answers-vi\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/onlineexammaker.com\/kb\/"},{"@type":"ListItem","position":2,"name":"15 C\u00e2u h\u1ecfi v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u"}]},{"@type":"WebSite","@id":"https:\/\/onlineexammaker.com\/kb\/#website","url":"https:\/\/onlineexammaker.com\/kb\/","name":"OnlineExamMaker Blog","description":"OnlineExamMaker","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/onlineexammaker.com\/kb\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/onlineexammaker.com\/kb\/#\/schema\/person\/395b2b5bfc990b8d494fc7b498db795b","name":"Willson Black","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/onlineexammaker.com\/kb\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/cdcb7df856a2cdfc9affd6f71823f077?s=96&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/cdcb7df856a2cdfc9affd6f71823f077?s=96&r=g","caption":"Willson Black"},"url":"https:\/\/onlineexammaker.com\/kb\/author\/willblog\/"}]}},"_links":{"self":[{"href":"https:\/\/onlineexammaker.com\/kb\/wp-json\/wp\/v2\/posts\/67430"}],"collection":[{"href":"https:\/\/onlineexammaker.com\/kb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/onlineexammaker.com\/kb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/onlineexammaker.com\/kb\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/onlineexammaker.com\/kb\/wp-json\/wp\/v2\/comments?post=67430"}],"version-history":[{"count":1,"href":"https:\/\/onlineexammaker.com\/kb\/wp-json\/wp\/v2\/posts\/67430\/revisions"}],"predecessor-version":[{"id":67431,"href":"https:\/\/onlineexammaker.com\/kb\/wp-json\/wp\/v2\/posts\/67430\/revisions\/67431"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/onlineexammaker.com\/kb\/wp-json\/wp\/v2\/media\/14317"}],"wp:attachment":[{"href":"https:\/\/onlineexammaker.com\/kb\/wp-json\/wp\/v2\/media?parent=67430"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/onlineexammaker.com\/kb\/wp-json\/wp\/v2\/categories?post=67430"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/onlineexammaker.com\/kb\/wp-json\/wp\/v2\/tags?post=67430"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}