{"id":4719,"date":"2022-01-20T15:23:00","date_gmt":"2022-01-20T08:23:00","guid":{"rendered":"https:\/\/kiencang.net\/?p=4719"},"modified":"2022-08-15T20:42:03","modified_gmt":"2022-08-15T13:42:03","slug":"doc-noi-dung-tren-thiet-bi-di-dong","status":"publish","type":"post","link":"https:\/\/kiencang.net\/doc-noi-dung-tren-thiet-bi-di-dong\/","title":{"rendered":"Ng\u01b0\u1eddi d\u00f9ng \u0111\u1ecdc n\u1ed9i dung tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o"},"content":{"rendered":"\n<p><span style=\"color: #993300;\"><strong>T\u00f3m t\u1eaft<\/strong>: Ng\u01b0\u1eddi \u0111\u1ecdc c\u00f3 th\u1ec3 hi\u1ec3u c\u00e1c \u0111o\u1ea1n ng\u1eafn v\u00e0 n\u1ed9i dung v\u0103n b\u1ea3n \u0111\u01a1n gi\u1ea3n tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u0169ng t\u1ed1t&nbsp;nh\u01b0 tr\u00ean m\u00e1y t\u00ednh, nh\u01b0ng s\u1ebd ch\u1eadm h\u01a1n&nbsp;khi \u0111\u1ecdc c\u00e1c v\u0103n b\u1ea3n ph\u1ee9c t\u1ea1p tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/span><\/p>\n\n\n\n<p>V\u00e0o n\u0103m 2010, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc Alberta ph\u00e1t hi\u1ec7n ra r\u1eb1ng <a href=\"https:\/\/kiencang.net\/doc-noi-dung-tren-di-dong-kho-khan-hon-gap-doi\/\">kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u b\u1ecb suy gi\u1ea3m (<em>impaired<\/em>) khi n\u1ed9i dung \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb tr\u00ean m\u00e0n h\u00ecnh k\u00edch c\u1ee1&nbsp;di \u0111\u1ed9ng <\/a>so v\u1edbi tr\u00ean m\u00e0n h\u00ecnh l\u1edbn h\u01a1n c\u1ee7a m\u00e1y t\u00ednh. <\/p>\n\n\n\n<p>Gi\u1ea3i th\u00edch \u0111\u01a1n gi\u1ea3n cho k\u1ebft qu\u1ea3 n\u00e0y l\u00e0, v\u1edbi m\u00e0n h\u00ecnh nh\u1ecf, t\u1ea1i b\u1ea5t c\u1ee9 th\u1eddi \u0111i\u1ec3m n\u00e0o ng\u01b0\u1eddi d\u00f9ng th\u1ea5y \u00edt h\u01a1n v\u0103n b\u1ea3n, v\u00ec v\u1eady h\u1ecd ph\u1ea3i d\u1ef1a nhi\u1ec1u h\u01a1n v\u00e0o tr\u00ed nh\u1edb \u0111\u1ec3 nh\u1eadp v\u00e0o b\u1ed1i c\u1ea3nh th\u00f4ng tin (<em>access contextual information<\/em>) c\u1ea7n thi\u1ebft trong su\u1ed1t qu\u00e1 tr\u00ecnh \u0111\u1ecdc. <\/p>\n\n\n\n<p>N\u00f3i c\u00e1ch kh\u00e1c, m\u00e0n h\u00ecnh nh\u1ecf g\u00e2y ra h\u1ec7 qu\u1ea3 c\u1ee7a vi\u1ec7c ph\u1ea3i s\u1eed d\u1ee5ng b\u1ed9 nh\u1edb l\u00e0m vi\u1ec7c v\u1ea5t v\u1ea3 h\u01a1n (<em>higher working-memory load<\/em>). Con ng\u01b0\u1eddi kh\u00f4ng th\u1ec3 duy tr\u00ec \u0111\u01b0\u1ee3c m\u1ee9c \u0111\u1ed9 t\u1ea3i cao, v\u00ec th\u1ebf kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u b\u1ecb \u1ea3nh h\u01b0\u1edfng.<\/p>\n\n\n\n<p>Trong nghi\u00ean c\u1ee9u c\u1ee7a ch\u00fang t\u00f4i, \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh&nbsp;v\u00e0o n\u0103m 2016, t\u1ee9c l\u00e0 s\u00e1u n\u0103m sau nghi\u00ean c\u1ee9u tr\u00ean, ch\u00fang t\u00f4i t\u00ecm ra k\u1ebft qu\u1ea3 ng\u1ea1c nhi\u00ean kh\u00e1c. Ch\u00fang t\u00f4i \u0111\u00e3 y\u00eau c\u1ea7u 276 ng\u01b0\u1eddi tham gia \u0111\u1ecdc \u0111a d\u1ea1ng c\u00e1c b\u00e0i vi\u1ebft tr\u00ean nhi\u1ec1u ch\u1ee7 \u0111\u1ec1 tr\u00ean c\u1ea3 \u0111i\u1ec7n tho\u1ea1i l\u1eabn m\u00e1y t\u00ednh c\u00e1 nh\u00e2n. <\/p>\n\n\n\n<p>M\u1ed9t s\u1ed1 b\u00e0i d\u1ec5 \u0111\u1ecdc v\u00e0 m\u1ed9t s\u1ed1 kh\u00e1c kh\u00f3 \u0111\u1ecdc. Sau m\u1ed7i b\u00e0i vi\u1ebft, ch\u00fang t\u00f4i y\u00eau c\u1ea7u ng\u01b0\u1eddi tham gia tr\u1ea3 l\u1eddi v\u00e0i c\u00e2u h\u1ecfi \u0111\u1ec3 \u0111o m\u1ee9c \u0111\u1ed9 \u0111\u1ecdc hi\u1ec3u n\u1ed9i dung. Ch\u00fang t\u00f4i th\u1ea5y r\u1eb1ng <strong>kh\u00f4ng c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3<\/strong> trong \u0111i\u1ec3m s\u1ed1 \u0111\u1ecdc hi\u1ec3u c\u1ee7a nh\u1eefng ng\u01b0\u1eddi tham gia d\u00f9&nbsp;h\u1ecd \u0111\u1ecdc tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng ho\u1eb7c m\u00e1y t\u00ednh.<\/p>\n\n\n\n<p>M\u1eb7c d\u00f9 k\u1ebft qu\u1ea3 l\u00e0 nh\u01b0 v\u1eady, <strong>ch\u00fang t\u00f4i v\u1eabn khuy\u00ean n\u00ean \u01b0u ti\u00ean t\u00ednh ng\u1eafn g\u1ecdn<\/strong>&nbsp;v\u00e0 c\u1eaft gi\u1ea3m n\u1ed9i dung kh\u00f4ng c\u1ea7n thi\u1ebft khi b\u1ea1n mu\u1ed1n vi\u1ebft n\u1ed9i dung cho thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_60 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >M\u1ee5c l\u1ee5c<\/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\" role=\"button\"><label for=\"item-6577d5eade443\" ><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><\/label><input aria-label=\"Toggle\" aria-label=\"item-6577d5eade443\"  type=\"checkbox\" id=\"item-6577d5eade443\"><\/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:\/\/kiencang.net\/doc-noi-dung-tren-thiet-bi-di-dong\/#Phuong_phap_luan_va_Phan_tich\" title=\"Ph\u01b0\u01a1ng ph\u00e1p lu\u1eadn v\u00e0 Ph\u00e2n t\u00edch\">Ph\u01b0\u01a1ng ph\u00e1p lu\u1eadn v\u00e0 Ph\u00e2n t\u00edch<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/kiencang.net\/doc-noi-dung-tren-thiet-bi-di-dong\/#Diem_doc_hieu_Cao_hon_mot_chut_tren_di_dong\" title=\"\u0110i\u1ec3m \u0111\u1ecdc hi\u1ec3u: Cao h\u01a1n m\u1ed9t ch\u00fat tr\u00ean di \u0111\u1ed9ng\">\u0110i\u1ec3m \u0111\u1ecdc hi\u1ec3u: Cao h\u01a1n m\u1ed9t ch\u00fat tr\u00ean di \u0111\u1ed9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/kiencang.net\/doc-noi-dung-tren-thiet-bi-di-dong\/#Noi_dung_rat_kho_co_the_la_nguyen_nhan_khien_diem_doc_hieu_thap_tren_thiet_bi_di_dong\" title=\"N\u1ed9i dung r\u1ea5t kh\u00f3 c\u00f3 th\u1ec3 l\u00e0 nguy\u00ean nh\u00e2n khi\u1ebfn \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u th\u1ea5p tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng\">N\u1ed9i dung r\u1ea5t kh\u00f3 c\u00f3 th\u1ec3 l\u00e0 nguy\u00ean nh\u00e2n khi\u1ebfn \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u th\u1ea5p tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/kiencang.net\/doc-noi-dung-tren-thiet-bi-di-dong\/#Toc_do_doc_Toc_do_giam_xuong_cho_bai_viet_kho_tren_di_dong\" title=\"T\u1ed1c \u0111\u1ed9 \u0111\u1ecdc: T\u1ed1c \u0111\u1ed9 gi\u1ea3m xu\u1ed1ng cho b\u00e0i vi\u1ebft kh\u00f3 tr\u00ean di \u0111\u1ed9ng\">T\u1ed1c \u0111\u1ed9 \u0111\u1ecdc: T\u1ed1c \u0111\u1ed9 gi\u1ea3m xu\u1ed1ng cho b\u00e0i vi\u1ebft kh\u00f3 tr\u00ean di \u0111\u1ed9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/kiencang.net\/doc-noi-dung-tren-thiet-bi-di-dong\/#Danh_doi_toc_do_va_su_chinh_xac_tren_Di_dong\" title=\"\u0110\u00e1nh \u0111\u1ed5i t\u1ed1c \u0111\u1ed9 v\u00e0 s\u1ef1 ch\u00ednh x\u00e1c tr\u00ean Di \u0111\u1ed9ng\">\u0110\u00e1nh \u0111\u1ed5i t\u1ed1c \u0111\u1ed9 v\u00e0 s\u1ef1 ch\u00ednh x\u00e1c tr\u00ean Di \u0111\u1ed9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/kiencang.net\/doc-noi-dung-tren-thiet-bi-di-dong\/#Dieu_quan_trong_can_rut_ra\" title=\"\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n r\u00fat ra\">\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n r\u00fat ra<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/kiencang.net\/doc-noi-dung-tren-thiet-bi-di-dong\/#De_xuat_cho_noi_dung_tren_di_dong\" title=\"\u0110\u1ec1 xu\u1ea5t cho n\u1ed9i dung tr\u00ean di \u0111\u1ed9ng\">\u0110\u1ec1 xu\u1ea5t cho n\u1ed9i dung tr\u00ean di \u0111\u1ed9ng<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Phuong_phap_luan_va_Phan_tich\"><\/span>Ph\u01b0\u01a1ng ph\u00e1p lu\u1eadn v\u00e0 Ph\u00e2n t\u00edch<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Ch\u00fang t\u00f4i b\u1eaft \u0111\u1ea7u nghi\u00ean c\u1ee9u c\u1ee7a m\u00ecnh v\u1edbi s\u1ef1 mong ch\u1edd&nbsp;l\u00e0 c\u00e1c t\u00ecm ki\u1ebfm c\u1ee7a ch\u00fang t\u00f4i s\u1ebd h\u1ed7 tr\u1ee3 cho c\u00e1c k\u1ebft lu\u1eadn trong nghi\u00ean c\u1ee9u \u0111\u1ea7u ti\u00ean v\u00e0o n\u0103m 2010. Hai gi\u1ea3 thuy\u1ebft c\u1ee7a ch\u00fang t\u00f4i l\u00e0:<\/p>\n\n\n\n<ol><li>Kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u s\u1ebd th\u1ea5p h\u01a1n khi c\u00e1c b\u00e0i vi\u1ebft \u0111\u01b0\u1ee3c \u0111\u1ecdc tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng so v\u1edbi \u0111\u1ecdc tr\u00ean m\u00e1y t\u00ednh.<\/li><li>C\u00e1c b\u00e0i vi\u1ebft kh\u00f3 \u0111\u1ecdc, s\u1ebd t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u cao h\u01a1n tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng so v\u1edbi tr\u00ean m\u00e1y t\u00ednh.<\/li><\/ol>\n\n\n\n<p>Nh\u1eefng ng\u01b0\u1eddi tham gia&nbsp;l\u00e0 m\u1eabu r\u1ed9ng nh\u1eefng ng\u01b0\u1eddi d\u00f9ng web n\u00f3i chung. Trong t\u1ea5t c\u1ea3 c\u00e1c giai \u0111o\u1ea1n nghi\u00ean c\u1ee9u, ng\u01b0\u1eddi tham gia \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u \u0111\u1ecdc&nbsp;c\u00e1c b\u00e0i vi\u1ebft tr\u00ean nhi\u1ec1u ch\u1ee7 \u0111\u1ec1 kh\u00e1c nhau v\u1edbi m\u1ee9c \u0111\u1ed9 kh\u00f3 \u0111a d\u1ea1ng.<\/p>\n\n\n\n<p>\u0110\u1ed9 kh\u00f3 c\u1ee7a b\u00e0i vi\u1ebft (&#8220;d\u1ec5&#8221; ho\u1eb7c &#8220;kh\u00f3&#8221;) \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng \u0111\u1ed9 d\u00e0i c\u1ee7a b\u00e0i (s\u1ed1 l\u01b0\u1ee3ng t\u1eeb) v\u00e0 \u0111\u1ed9 kh\u00f3 c\u1ee7a ng\u00f4n ng\u1eef s\u1eed d\u1ee5ng (\u0111\u01b0\u1ee3c t\u00ednh theo c\u00f4ng th\u1ee9c <strong>m\u1ee9c \u0111\u1ed9 \u0111\u1ecdc Flesch-Kincaid<\/strong>). T\u1ea5t c\u1ea3 b\u00e0i vi\u1ebft \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y d\u01b0\u1edbi d\u1ea1ng trang HTML \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb c\u00f9ng m\u1ed9t m\u1eabu thi\u1ebft k\u1ebf \u0111\u01a1n gi\u1ea3n (<em>same simple design template<\/em>).<\/p>\n\n\n\n<p>S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 m\u1ee9c \u0111\u1ed9 kh\u00f3 d\u1ec5 c\u1ee7a b\u00e0i vi\u1ebft \u0111\u01b0\u1ee3c t\u00f3m t\u1eaft trong b\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y (d\u1ef1a tr\u00ean trung b\u00ecnh c\u00e1c b\u00e0i vi\u1ebft \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong hai v\u00f2ng cu\u1ed1i c\u00f9ng trong nghi\u00ean c\u1ee9u c\u1ee7a ch\u00fang t\u00f4i):<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>&nbsp;<\/td><td><strong>B\u00e0i d\u1ec5<\/strong><\/td><td><strong>B\u00e0i kh\u00f3<\/strong><\/td><\/tr><tr><td><strong>\u0110\u1ed9 d\u00e0i trung b\u00ecnh<\/strong><\/td><td>404 t\u1eeb<\/td><td>988 t\u1eeb<\/td><\/tr><tr><td><strong>M\u1ee9c \u0111\u1ed9 \u0111\u1ecdc hi\u1ec3u trung b\u00ecnh<\/strong><\/td><td>C\u1ea5p&nbsp;8<\/td><td>C\u1ea5p 12<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ec3 so s\u00e1nh, b\u00e0i vi\u1ebft n\u00e0y b\u1ea1n \u0111ang \u0111\u1ecdc c\u00f3 2072 t\u1eeb (<em>t\u00ednh theo b\u1ea3n g\u1ed1c ti\u1ebfng Anh<\/em>) v\u00e0 c\u00f3 c\u1ea5p \u0111\u1ed9 kh\u00f3 l\u00e0 13 v\u1ec1 kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u.<\/p>\n\n\n\n<p>Ng\u01b0\u1eddi tham gia \u0111\u1ecdc m\u1ed9t n\u1eeda b\u00e0i vi\u1ebft tr\u00ean m\u00e1y t\u00ednh v\u00e0 m\u1ed9t n\u1eeda tr\u00ean thi\u1ebft b\u1ecb di d\u1ed9ng, lu\u00e2n phi\u00ean (<em>alternating between<\/em>) gi\u1eefa m\u00e1y t\u00ednh v\u00e0 \u0111i\u1ec7n tho\u1ea1i (ch\u00fang t\u00f4i ph\u00e1t ng\u1eabu nhi\u00ean thi\u1ebft b\u1ecb cho m\u1ed7i ng\u01b0\u1eddi d\u00f9ng \u1edf b\u00e0i vi\u1ebft \u0111\u1ea7u ti\u00ean). Sau khi \u0111\u1ecdc m\u1ed7i b\u00e0i vi\u1ebft, h\u1ecd s\u1ebd tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi ch\u1ecdn l\u1ef1a \u0111\u1ec3 bi\u1ebft \u0111\u01b0\u1ee3c h\u1ecd \u0111\u1ecdc hi\u1ec3u \u0111\u1ebfn m\u1ee9c n\u00e0o v\u00e0 l\u01b0u gi\u1eef (<em>retained<\/em>) th\u00f4ng tin h\u1ecd v\u1eeba \u0111\u1ecdc t\u1ed1t \u0111\u1ebfn \u0111\u00e2u.<\/p>\n\n\n\n<p>Ch\u00fang t\u00f4i b\u1eaft \u0111\u1ea7u nghi\u00ean c\u1ee9u c\u1ee7a m\u00ecnh v\u1edbi b\u00e0i pilot test nh\u1ecf (\u0111\u00e2y l\u00e0 \u0111i\u1ec1u m\u00e0 ch\u00fang t\u00f4i r\u1ea5t khuy\u1ebfn kh\u00edch cho t\u1ea5t c\u1ea3 nghi\u00ean c\u1ee9u v\u1ec1 UX). Khi k\u1ebft qu\u1ea3 c\u1ee7a ch\u00fang t\u00f4i m\u00e2u thu\u1eabn v\u1edbi nghi\u00ean c\u1ee9u tr\u01b0\u1edbc \u0111\u00f3 khi \u0111\u01b0a ra k\u1ebft qu\u1ea3 cho th\u1ea5y kh\u00f4ng c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 s\u1ef1 \u0111\u1ecdc hi\u1ec3u gi\u1eefa \u0111i\u1ec7n tho\u1ea1i v\u00e0 m\u00e1y t\u00ednh, ch\u00fang t\u00f4i c\u00f3 xem x\u00e9t \u0111\u1ebfn vi\u1ec7c c\u00f3 th\u1ec3 ph\u01b0\u01a1ng ph\u00e1p lu\u1eadn (<em>methodology<\/em>) c\u1ee7a ch\u00fang t\u00f4i c\u00f3 l\u1ed7i, v\u00e0 v\u00ec th\u1ebf ch\u00fang t\u00f4i ti\u1ebfn h\u00e0nh th\u00f4ng qua m\u1ed9t lo\u1ea1t nghi\u00ean c\u1ee9u v\u1edbi c\u00e1c k\u00edch th\u00edch v\u00e0 \u0111i\u1ec1u ki\u1ec7n ki\u1ec3m tra kh\u00e1c nhau. Cu\u1ed1i c\u00f9ng, nghi\u00ean c\u1ee9u c\u1ee7a ch\u00fang t\u00f4i k\u1ebft h\u1ee3p b\u1ed1n nghi\u00ean c\u1ee9u \u0111o l\u01b0\u1eddng:<\/p>\n\n\n\n<ul><li>10 \u0111\u1ed1i t\u01b0\u1ee3ng tham gia online pilot<\/li><li>30 \u0111\u1ed1i t\u01b0\u1ee3ng tham gia online study<\/li><li>40 \u0111\u1ed1i t\u01b0\u1ee3ng tham gia in-person study<\/li><li>206 \u0111\u1ed1i t\u01b0\u1ee3ng tham gia online study<\/li><\/ul>\n\n\n\n<p>V\u1edbi pilot, ch\u00fang t\u00f4i s\u1eed d\u1ee5ng n\u1ed9i dung l\u1ea5y t\u1eeb website th\u1ef1c; v\u1edbi c\u00e1c nghi\u00ean c\u1ee9u kh\u00e1c, ch\u00fang t\u00f4i s\u1eed d\u1ee5ng b\u00e0i vi\u1ebft ch\u00fang t\u00f4i t\u1ef1 vi\u1ebft \u0111\u1ec3 c\u00f3 nhi\u1ec1u tu\u1ef3 ch\u1ec9nh h\u01a1n cho n\u1ed9i dung. M\u1ed9t n\u1eeda b\u00e0i vi\u1ebft c\u1ee7a ch\u00fang t\u00f4i d\u1ec5 v\u00e0 m\u1ed9t n\u1eeda kh\u00f3, v\u00e0 m\u1ed7i ng\u01b0\u1eddi tham gia s\u1ebd \u0111\u1ecdc c\u1ea3 n\u1ed9i dung kh\u00f3 v\u00e0 d\u1ec5 tr\u00ean m\u1ed7i thi\u1ebft b\u1ecb. (N\u00f3i c\u00e1ch kh\u00e1c, c\u1ea3 hai \u0111i\u1ec1u ki\u1ec7n l\u00e0 \u0111\u1ed9 kh\u00f3 v\u00e0 thi\u1ebft b\u1ecb hi\u1ec3n th\u1ecb \u0111\u1ec1u l\u00e0 c\u00e1c bi\u1ebfn \u0111\u1ed9c l\u1eadp within-subject [t\u1eeb kh\u00f3 d\u1ecbch n\u00ean m\u00ecnh \u0111\u1ec3 nguy\u00ean]. Trong ph\u00e2n t\u00edch cu\u1ed1i c\u00f9ng c\u1ee7a ch\u00fang t\u00f4i, v\u1ec1 ki\u1ec3u nghi\u00ean c\u1ee9u &#8211; online ho\u1eb7c in-person &#8211; l\u00e0 bi\u1ebfn th\u1ec3 \u0111\u1ed9c l\u1eadp th\u1ee9 ba.)<\/p>\n\n\n\n<p>V\u1edbi to\u00e0n b\u1ed9 nghi\u00ean c\u1ee9u, ch\u00fang t\u00f4i s\u1eed d\u1ee5ng \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u nh\u01b0 l\u00e0 bi\u1ebfn ph\u1ee5 thu\u1ed9c ch\u00ednh (<em>main dependent variable<\/em>). V\u1edbi \u0111i\u1ec3m l\u00e0 thang \u0111o t\u1eeb 0 \u0111\u1ebfn 100% c\u00f3 t\u00ednh \u0111\u1ebfn c\u00e1c c\u00e2u tr\u1ea3 l\u1eddi ch\u00ednh x\u00e1c, nh\u01b0ng c\u0169ng ph\u1ea1t c\u00e2u tr\u1ea3 l\u1eddi sai (xem t\u00e0i li\u1ec7u \u0111\u00ednh k\u00e8m \u0111\u1ec3 c\u00f3 \u0111\u1ecbnh ngh\u0129a ch\u00ednh x\u00e1c). V\u1edbi nghi\u00ean c\u1ee9u in-person, ch\u00fang t\u00f4i c\u0169ng \u0111o c\u1ea3 th\u1eddi gian \u0111\u1ecdc b\u00e0i vi\u1ebft. L\u01b0u \u00fd l\u00e0 ch\u1ec9 s\u1ed1 \u0111\u1ecdc hi\u1ec3u c\u1ee7a ch\u00fang t\u00f4i kh\u00e1c so v\u1edbi Singh v\u00e0 c\u1ed9ng s\u1ef1 th\u1ef1c hi\u1ec7n trong nghi\u00ean c\u1ee9u \u0111\u1ea7u ti\u00ean c\u1ee7a h\u1ecd (h\u1ecd s\u1eed d\u1ee5ng <a href=\"https:\/\/kiencang.net\/cloze-test-doc-hieu\/\">cloze test<\/a>).<\/p>\n\n\n\n<p>Trong m\u1ed7i giai \u0111o\u1ea1n nghi\u00ean c\u1ee9u, ch\u00fang t\u00f4i tinh ch\u1ec9nh (<em>tweaked<\/em>) ph\u01b0\u01a1ng ph\u00e1p lu\u1eadn ho\u1eb7c k\u00edch th\u00edch, nh\u01b0ng v\u1eabn ph\u00e1t hi\u1ec7n ra c\u00f9ng m\u1ed9t k\u1ebft qu\u1ea3 \u0111\u00e1ng kinh ng\u1ea1c &#8211; kh\u00f4ng c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3 v\u1ec1 kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb. <\/p>\n\n\n\n<p>\u0110\u1ec3 b\u1ed5 sung kh\u1ea3 n\u0103ng \u0111\u1ecbnh l\u01b0\u1ee3ng c\u1ee7a nghi\u00ean c\u1ee9u, ch\u00fang t\u00f4i th\u1ef1c hi\u1ec7n m\u1ed9t nh\u00f3m t\u1eadp trung v\u1edbi ng\u01b0\u1eddi tham gia trong nghi\u00ean c\u1ee9u in-person c\u1ee7a ch\u00fang t\u00f4i, y\u00eau c\u1ea7u h\u1ecd th\u1ea3o lu\u1eadn v\u1ec1 c\u00e1ch h\u1ecd \u0111\u1ecdc n\u1ed9i dung tr\u00ean web v\u00e0 c\u00e1ch h\u1ecd nh\u1eadn th\u1ee9c tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng v\u00e0 m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n.<\/p>\n\n\n\n<p>(N\u1ebfu b\u1ea1n mu\u1ed1n m\u1edf r\u1ed9ng nghi\u00ean c\u1ee9u c\u1ee7a ch\u00fang t\u00f4i &#8211; ho\u1eb7c mu\u1ed1n th\u1ef1c hi\u00ean nghi\u00ean c\u1ee9u \u0111\u1ecdc m\u1edbi, c\u00f3 th\u1ec3 b\u1ed5 sung th\u00eam thi\u1ebft b\u1ecb &#8211; b\u1ea1n c\u00f3 th\u1ec3 t\u1ea3i v\u1ec1 c\u00e1c c\u00e2u h\u1ecfi tr\u1eafc nghi\u1ec7m li\u00ean quan t\u1eeb \u0111\u01b0\u1eddng link \u1edf cu\u1ed1i b\u00e0i vi\u1ebft n\u00e0y.)<\/p>\n\n\n\n<p>\u0110\u1ec3 t\u1ed1i \u0111a ho\u00e1 s\u1ee9c m\u1ea1nh th\u1ed1ng k\u00ea c\u1ee7a nghi\u00ean c\u1ee9u, ch\u00fang t\u00f4i th\u1ef1c hi\u00ean k\u1ebft h\u1ee3p ANOVA tr\u00ean \u0111i\u1ec3m s\u1ed1 \u0111\u1ecdc hi\u1ec3u t\u1eeb c\u1ea3 b\u1ed1n giai \u0111o\u1ea1n nghi\u00ean c\u1ee9u, ki\u1ec3m so\u00e1t c\u00e1c b\u00e0i vi\u1ebft kh\u00e1c nhau v\u00e0 quy tr\u00ecnh nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. Ph\u00e2n t\u00edch n\u00e0y bao g\u1ed3m 1629 tr\u01b0\u1eddng h\u1ee3p n\u01a1i ng\u01b0\u1eddi d\u00f9ng \u0111\u1ecdc m\u1ed9t b\u00e0i vi\u1ebft v\u00e0 ho\u00e0n th\u00e0nh c\u00e2u tr\u1eafc nghi\u1ec7m \u0111\u1ecdc hi\u1ec3u cho b\u00e0i vi\u1ebft \u0111\u00f3.<\/p>\n\n\n\n<p>V\u1edbi d\u1eef li\u1ec7u in-person, ch\u00fang t\u00f4i c\u0169ng th\u1ef1c hi\u1ec7n ph\u00e9p \u0111o &#8211; l\u1eb7p ANOVA tr\u00ean t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc (\u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a l\u00e0 th\u1eddi gian c\u1ea7n c\u00f3 \u0111\u1ec3 \u0111\u1ecdc m\u1ed9t t\u1eeb).<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Diem_doc_hieu_Cao_hon_mot_chut_tren_di_dong\"><\/span>\u0110i\u1ec3m \u0111\u1ecdc hi\u1ec3u: Cao h\u01a1n m\u1ed9t ch\u00fat tr\u00ean di \u0111\u1ed9ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Ch\u00fang t\u00f4i ph\u00e1t hi\u1ec7n ra r\u1eb1ng, t\u00ednh theo trung b\u00ecnh, \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u <em>cao<\/em> h\u01a1n m\u1ed9t ch\u00fat (<em>slightly higher<\/em>) khi ng\u01b0\u1eddi d\u00f9ng \u0111\u1ecdc b\u00e0i vi\u1ebft tr\u00ean c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng. M\u1eb7c d\u00f9 <strong>\u1ea3nh h\u01b0\u1edfng c\u1ee7a thi\u1ebft b\u1ecb c\u00f3 \u00fd ngh\u0129a v\u1ec1 m\u1eb7t th\u1ed1ng k\u00ea (v\u1edbi p = 0,0006), s\u1ef1 kh\u00e1c bi\u1ec7t trong \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u l\u00e0 kh\u00f4ng \u0111\u00e1ng k\u1ec3<\/strong>: \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng cao h\u01a1n <strong>3 ph\u1ea7n tr\u0103m so v\u1edbi tr\u00ean m\u00e1y t\u00ednh<\/strong>, v\u1edbi kho\u1ea3ng tin c\u1eady l\u00e0 95%.<\/p>\n\n\n\n<p>Kh\u00f4ng c\u00f3 g\u00ec ng\u1ea1c nhi\u00ean khi \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u th\u1ea5p h\u01a1n \u1edf c\u00e1c b\u00e0i vi\u1ebft kh\u00f3 so v\u1edbi c\u00e1c b\u00e0i vi\u1ebft d\u1ec5 (\u1ea3nh h\u01b0\u1edfng c\u1ee7a \u0111\u1ed9 kh\u00f3 l\u00e0 c\u00f3 \u00fd ngh\u0129a v\u1edbi p = 0,0001).<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2017\/05\/comprehension-scores-2.png\"><img loading=\"lazy\" decoding=\"async\" width=\"1472\" height=\"953\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2017\/05\/comprehension-scores-2.png\" alt=\"\" class=\"wp-image-4722\" srcset=\"https:\/\/kiencang.net\/wp-content\/uploads\/2017\/05\/comprehension-scores-2.png 1472w, https:\/\/kiencang.net\/wp-content\/uploads\/2017\/05\/comprehension-scores-2-300x194.png 300w, https:\/\/kiencang.net\/wp-content\/uploads\/2017\/05\/comprehension-scores-2-768x497.png 768w, https:\/\/kiencang.net\/wp-content\/uploads\/2017\/05\/comprehension-scores-2-1024x663.png 1024w\" sizes=\"(max-width: 1472px) 100vw, 1472px\" \/><\/a><figcaption>\u0110i\u1ec3m \u0111\u1ecdc hi\u1ec3u trung b\u00ecnh cho b\u00e0i vi\u1ebft d\u1ec5 v\u00e0 b\u00e0i vi\u1ebft kh\u00f3, ph\u00e2n chia theo thi\u1ebft b\u1ecb.<\/figcaption><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Noi_dung_rat_kho_co_the_la_nguyen_nhan_khien_diem_doc_hieu_thap_tren_thiet_bi_di_dong\"><\/span>N\u1ed9i dung r\u1ea5t kh\u00f3 c\u00f3 th\u1ec3 l\u00e0 nguy\u00ean nh\u00e2n khi\u1ebfn \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u th\u1ea5p tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Ph\u00e2n t\u00edch d\u1eef li\u1ec7u c\u1ee7a \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u c\u0169ng cho th\u1ea5y s\u1ef1 t\u01b0\u01a1ng quan nh\u1ecf (p=0.10) gi\u1eefa \u0111\u1ed9 kh\u00f3 c\u1ee7a n\u1ed9i dung (b\u00e0i d\u1ec5 vs b\u00e0i kh\u00f3) v\u00e0 thi\u1ebft b\u1ecb d\u00f9ng \u0111\u1ec3 \u0111\u1ecdc (\u0111i\u1ec7n tho\u1ea1i vs m\u00e1y t\u00ednh), cho th\u1ea5y l\u1ee3i th\u1ebf (m\u1eb7c d\u00f9 n\u00f3 nh\u1ecf) v\u1ec1 \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng gi\u1ea3m khi \u0111\u1ecdc c\u00e1c b\u00e0i kh\u00f3.<\/p>\n\n\n\n<p>C\u1ea7n thi\u1ebft c\u00e1c nghi\u00ean c\u1ee9u th\u00eam \u0111\u1ec3 bi\u1ebft n\u1ebfu hi\u1ec7u \u1ee9ng n\u00e0y l\u00e0 s\u1ef1 th\u1eadt, nh\u01b0ng n\u1ebfu n\u00f3 \u0111\u00fang l\u00e0 nh\u01b0 v\u1eady, v\u00e0 n\u1ebfu n\u00f3 ti\u1ebfp t\u1ee5c \u0111\u00fang cho tr\u01b0\u1eddng h\u1ee3p n\u1ed9i dung kh\u00f3 t\u0103ng d\u1ea7n \/ <em>progressively more difcult content<\/em> (ra ngo\u00e0i m\u1ee9c \u0111\u1ed9 kh\u00f3 trong nghi\u00ean c\u1ee9u n\u00e0y c\u1ee7a ch\u00fang t\u00f4i), th\u00ec ch\u00fang ta s\u1ebd th\u1ea5y l\u00e0 <strong>n\u1ed9i dung r\u1ea5t kh\u00f3 s\u1ebd g\u00e2y c\u1ea3n tr\u1edf \u0111\u1ec3 ti\u1ebfp thu tr\u00ean di \u0111\u1ed9ng nhi\u1ec1u h\u01a1n l\u00e0 tr\u00ean m\u00e1y t\u00ednh<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Toc_do_doc_Toc_do_giam_xuong_cho_bai_viet_kho_tren_di_dong\"><\/span>T\u1ed1c \u0111\u1ed9 \u0111\u1ecdc: T\u1ed1c \u0111\u1ed9 gi\u1ea3m xu\u1ed1ng cho b\u00e0i vi\u1ebft kh\u00f3 tr\u00ean di \u0111\u1ed9ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>V\u1edbi d\u1eef li\u1ec7u in-person, ch\u00fang t\u00f4i c\u0169ng ghi l\u1ea1i (<em>captured<\/em>) th\u1eddi gian m\u1ed7i ng\u01b0\u1eddi d\u00f9ng gi\u00e0nh \u0111\u1ec3 \u0111\u1ecdc b\u00e0i vi\u1ebft. V\u00ec c\u00e1c b\u00e0i vi\u1ebft c\u00f3 \u0111\u1ed9 d\u00e0i \u0111a d\u1ea1ng, thay v\u00ec ph\u00e2n t\u00edch t\u1ed5ng th\u1eddi gian \u0111\u1ecdc, ch\u00fang t\u00f4i ch\u00fa \u00fd \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc, \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng c\u00e1ch l\u1ea5y th\u1eddi gian \u0111\u1ecdc v\u0103n b\u1ea3n chia cho \u0111\u1ed9 d\u00e0i ch\u1eef (t\u00ednh theo s\u1ed1 t\u1eeb).<\/p>\n\n\n\n<p>C\u00e1c ph\u00e9p \u0111o l\u1eb7p l\u1ea1i ANOVA cho th\u1ea5y (<em>yieded<\/em>) s\u1ef1 t\u01b0\u01a1ng quan \u0111\u00e1ng k\u1ec3 c\u1ee7a thi\u1ebft b\u1ecb v\u00e0 \u0111\u1ed9 kh\u00f3 (p=0,01). <strong>C\u00e1c n\u1ed9i dung d\u1ec5 \u0111\u01b0\u1ee3c \u0111\u1ecdc nhanh tr\u00ean c\u1ea3 hai thi\u1ebft b\u1ecb, nh\u01b0ng n\u1ed9i dung kh\u00f3 th\u1ef1c s\u1ef1 y\u00eau c\u1ea7u nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 \u0111\u1ecdc h\u01a1n tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng khi so v\u1edbi m\u00e1y t\u00ednh<\/strong>. (T\u00ednh trung b\u00ecnh, so v\u1edbi tr\u00ean m\u00e1y \u0111\u1ec3 b\u00e0n ng\u01b0\u1eddi tham gia c\u1ea7n th\u00eam 30 mili gi\u00e2y cho m\u1ed7i t\u1eeb khi h\u1ecd \u0111\u1ecdc tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng.)<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2017\/05\/reading-speed-2.png\"><img loading=\"lazy\" decoding=\"async\" width=\"1488\" height=\"981\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2017\/05\/reading-speed-2.png\" alt=\"\" class=\"wp-image-4724\" srcset=\"https:\/\/kiencang.net\/wp-content\/uploads\/2017\/05\/reading-speed-2.png 1488w, https:\/\/kiencang.net\/wp-content\/uploads\/2017\/05\/reading-speed-2-300x198.png 300w, https:\/\/kiencang.net\/wp-content\/uploads\/2017\/05\/reading-speed-2-768x506.png 768w, https:\/\/kiencang.net\/wp-content\/uploads\/2017\/05\/reading-speed-2-1024x675.png 1024w\" sizes=\"(max-width: 1488px) 100vw, 1488px\" \/><\/a><figcaption>T\u1ed1c \u0111\u1ed9 \u0111\u1ecdc trung b\u00ecnh cho b\u00e0i vi\u1ebft d\u1ec5 v\u00e0 kh\u00f3, t\u00ednh theo thi\u1ebft b\u1ecb<\/figcaption><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Danh_doi_toc_do_va_su_chinh_xac_tren_Di_dong\"><\/span>\u0110\u00e1nh \u0111\u1ed5i t\u1ed1c \u0111\u1ed9 v\u00e0 s\u1ef1 ch\u00ednh x\u00e1c tr\u00ean Di \u0111\u1ed9ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>T\u1ea1i sao ch\u00fang ta kh\u00f4ng th\u1ea5y c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 \u0111i\u1ec3m s\u1ed1 \u0111\u1ecdc hi\u1ec3u gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb? K\u1ebft qu\u1ea3 n\u00e0y c\u00f3 m\u00e2u thu\u1eabn (<em>contradict<\/em>) v\u1edbi gi\u1ea3 thuy\u1ebft c\u1ee7a ch\u00fang ta l\u00e0 v\u0103n b\u1ea3n hi\u1ec3n th\u1ecb tr\u00ean m\u00e0n h\u00ecnh nh\u1ecf l\u00e0m y\u00eau c\u1ea7u kh\u1ea3 n\u0103ng nh\u1eadn th\u1ee9c cao h\u01a1n (<em>higher cognitive load<\/em>) so v\u1edbi v\u0103n b\u1ea3n tr\u00ean m\u00e0n h\u00ecnh l\u1edbn?<\/p>\n\n\n\n<p>Ch\u00fang ta c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y c\u00e2u tr\u1ea3 l\u1eddi b\u1eb1ng c\u00e1ch xem x\u00e9t t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc kh\u00e1c nhau tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng v\u00e0 m\u00e1y t\u00ednh. N\u00ean nh\u1edb l\u00e0, khi ng\u01b0\u1eddi tham gia \u0111\u1ecdc c\u00e1c v\u0103n b\u1ea3n d\u1ec5, t\u1ed1c \u0111\u1ed9 l\u00e0 nh\u01b0 nhau tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u0169ng nh\u01b0 tr\u00ean m\u00e1y t\u00ednh. Tuy nhi\u00ean, khi ng\u01b0\u1eddi tham gia \u0111\u1ecdc n\u1ed9i dung <em>kh\u00f3<\/em> (s\u1ed1 l\u01b0\u1ee3ng t\u1eeb d\u00e0i, ch\u1ee7 \u0111\u1ec1 v\u00e0 ng\u00f4n ng\u1eef kh\u00f3), t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc s\u1ebd gi\u1ea3m xu\u1ed1ng.<\/p>\n\n\n\n<p>N\u00f3i c\u00e1ch kh\u00e1c, <strong>h\u1ecd kh\u00f4ng th\u1ec3 duy tr\u00ec \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u t\u1ea3i b\u1ed9 nh\u1edb l\u00e0m vi\u1ec7c cao<\/strong>, v\u00e0 \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c c\u00f9ng m\u1ee9c \u0111\u1ed9 \u0111\u1ecdc hi\u1ec3u, h\u1ecd c\u00f3 hai kh\u1ea3 n\u0103ng:<\/p>\n\n\n\n<ol><li>\u0110\u1ecdc c\u1ea9n th\u1eadn h\u01a1n v\u00e0 c\u1ed1 g\u1eafng ghi nh\u1edb c\u00e1c th\u00f4ng tin li\u00ean quan ho\u1eb7c<\/li><li>Quay l\u1ea1i v\u00e0 \u0111\u1ecdc c\u00e1c ph\u1ea7n v\u0103n b\u1ea3n nh\u1ea5t \u0111\u1ecbnh.<\/li><\/ol>\n\n\n\n<p>Trong t\u00e2m l\u00fd h\u1ecdc, hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u00e1m ch\u1ec9 \u0111\u1ebfn s\u1ef1 \u0111\u00e1nh \u0111\u1ed5i v\u1ec1 t\u1ed1c \u0111\u1ed9 v\u00e0 s\u1ef1 ch\u00ednh x\u00e1c &#8211; ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i \u0111\u1ecdc ch\u1eadm h\u01a1n \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c c\u00f9ng m\u1ee9c \u0111\u1ed9 \u0111\u1ecdc hi\u1ec3u cho b\u00e0i vi\u1ebft kh\u00f3 tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng nh\u01b0 l\u00e0 h\u1ecd c\u00f3 \u0111\u01b0\u1ee3c tr\u00ean m\u00e1y t\u00ednh.<\/p>\n\n\n\n<p>\u0110i\u1ec1u n\u00e0y g\u1ee3i \u00fd l\u00e0, trong khi \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u c\u00f3 th\u1ec3 t\u01b0\u01a1ng \u0111\u1ed3ng tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng v\u00e0 m\u00e1y t\u00ednh cho b\u00e0i vi\u1ebft d\u1ec5 \u0111\u1ecdc, <strong>\u0111\u1ecdc tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n t\u0103ng theo t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a n\u1ed9i dung<\/strong>. (s\u1ef1 t\u01b0\u01a1ng quan \u0111\u00e1ng k\u1ec3 tr\u00ean \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u c\u0169ng ch\u1ec9 tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111i\u1ec1u \u0111\u00f3.)<\/p>\n\n\n\n<p>S\u1ef1 \u0111\u00e1nh \u0111\u1ed5i t\u1ed1c \u0111\u1ed9 v\u00e0 s\u1ef1 ch\u00ednh x\u00e1c c\u0169ng \u0111\u01b0a ra l\u1eddi gi\u1ea3i th\u00edch ti\u1ec1m n\u0103ng cho l\u00fd do ch\u00fang ta thu \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 r\u1ea5t kh\u00e1c v\u1edbi k\u1ebft qu\u1ea3 c\u1ee7a Singh v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1: nghi\u00ean c\u1ee9u c\u1ee7a h\u1ecd s\u1eed d\u1ee5ng n\u1ed9i dung <em>r\u1ea5t<\/em> kh\u00f3 (c\u00e1c \u0111i\u1ec1u kho\u1ea3n ri\u00eang t\u01b0 \/ <em>privacy policies<\/em>). C\u00f3 th\u1ec3 v\u1edbi m\u1ee9c \u0111\u1ed9 ph\u1ee9c t\u1ea1p nh\u01b0 v\u1eady, ng\u01b0\u1eddi tham gia cu\u1ed1i c\u00f9ng \u0111\u00e3 hy sinh (<em>sacrificing<\/em>) m\u1ed9t s\u1ed1 m\u1ee9c \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh v\u1ec1 kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u \u0111\u1ec3 duy tr\u00ec t\u1ed1c \u0111\u1ed9 ho\u00e0n th\u00e0nh trong th\u1eed nghi\u1ec7m. <\/p>\n\n\n\n<p>V\u1edbi n\u1ed9i dung qu\u00e1 ch\u1eebng l\u00e0 ph\u1ee9c t\u1ea1p nh\u01b0 v\u1eady, ch\u00fang ta c\u00f3 th\u1ec3 v\u1eabn th\u1ea5y s\u1ef1 suy gi\u1ea3m \u0111\u00e1ng k\u1ec3 trong \u0111i\u1ec3m s\u1ed1 v\u1ec1 m\u1eb7t nh\u1eadn th\u1ee9c tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng. V\u00ec th\u1ebf ch\u00fang t\u00f4i kh\u00f4ng bao gi\u1edd khuy\u00ean b\u1ea5t c\u1ee9 n\u1ed9i dung web n\u00e0o c\u00f3 xu h\u01b0\u1edbng ph\u1ee9c t\u1ea1p nh\u01b0 \u0111i\u1ec1u kho\u1ea3n ri\u00eang t\u01b0 (ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt).<\/p>\n\n\n\n<p>C\u00f3 m\u1ed9t s\u1ed1 l\u00fd do kh\u00e1c c\u00f3 th\u1ec3 l\u00e0 k\u1ebft h\u1ee3p gi\u1ea3i th\u00edch cho s\u1ef1 kh\u00e1c bi\u1ec7t trong k\u1ebft qu\u1ea3:<\/p>\n\n\n\n<ul><li><strong>Nghi\u00ean c\u1ee9u tr\u01b0\u1edbc s\u1eed d\u1ee5ng thang \u0111o \u0111\u1ed9 \u0111\u1ecdc hi\u1ec3u kh\u00e1c<\/strong> (cloze test) v\u1edbi ch\u00fang t\u00f4i. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0 v\u00ec c\u00e1c ki\u1ec3m tra c\u1ee7a ch\u00fang t\u00f4i ch\u1ea1m v\u00e0o qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nh\u1eadn th\u1ee9c kh\u00e1c.<\/li><li><strong>V\u0103n b\u1ea3n hi\u1ec3n th\u1ecb tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3<\/strong> t\u1eeb nghi\u00ean c\u1ee9u c\u1ee7a Singh. M\u00e0n h\u00ecnh \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh l\u1edbn h\u01a1n, v\u00e0 \u0111\u1ed9 ph\u00e2n gi\u1ea3i c\u1ee7a n\u00f3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n: m\u00e0n h\u00ecnh \u0111i\u1ec7n tho\u1ea1i ph\u1ed5 th\u00f4ng hi\u1ec7n nay (iPhone 7) c\u00f3 nhi\u1ec1u \u0111i\u1ec3m \u1ea3nh h\u01a1n 6,5 l\u1ea7n m\u00e0n h\u00ecnh \u0111i\u1ec7n tho\u1ea1i \u0111i\u1ec3n h\u00ecnh t\u1ea1i th\u1eddi \u0111i\u1ec3m m\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ea7u \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n (iPhone 3).<\/li><li><strong>M\u1ed9t s\u1ed1 ng\u01b0\u1eddi tham gia n\u00f3i r\u1eb1ng h\u1ecd th\u01b0\u1eddng \u0111\u1ecdc b\u00e0i vi\u1ebft tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u1ee7a h\u1ecd<\/strong>, v\u00e0 c\u1ea3m th\u1ea5y tho\u1ea3i m\u00e1i khi l\u00e0m \u0111i\u1ec1u \u0111\u00f3. H\u1ecd c\u00f2n b\u00ecnh lu\u1eadn th\u00eam r\u1eb1ng cu\u1ed9n n\u1ed9i dung b\u1eb1ng ng\u00f3n tay c\u00e1i d\u1ec5 d\u00e0ng h\u01a1n so v\u1edbi thanh cu\u1ed9n v\u00e0 k\u00e9o n\u00f3 tr\u00ean tr\u00ecnh duy\u1ec7t m\u00e1y t\u00ednh &#8211; \u0111i\u1ec1u m\u00e0 m\u1ed9t s\u1ed1 ng\u01b0\u1eddi d\u00f9ng v\u1eabn l\u00e0m, nh\u1eefng ng\u01b0\u1eddi v\u1eabn ch\u01b0a quen v\u1edbi b\u00e1nh xe l\u0103n tr\u00ean con chu\u1ed9t.<\/li><li><strong>M\u1ed9t s\u1ed1 ng\u01b0\u1eddi tham gia cho bi\u1ebft h\u1ecd th\u00edch s\u1ef1 thi\u1ebfu &#8220;ph\u00e2n t\u00e2m&#8221; tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng<\/strong>. V\u1edbi vi\u1ec7c \u0111\u1ecdc tu\u1ea7n t\u1ef1 nh\u01b0 v\u1edbi b\u00e0i vi\u1ebft, thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u00f3 th\u1ec3 c\u00f3 l\u1ee3i th\u1ebf \u1edf \u0111\u00e2y. Qua m\u1ed9t m\u00e0n h\u00ecnh nh\u1ecf h\u01a1n gi\u1edbi h\u1ea1n s\u1ed1 l\u01b0\u1ee3ng th\u00f4ng tin ch\u00fang ta c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m, n\u00f3 c\u0169ng c\u00f3 th\u1ec3 l\u1ecdc ra th\u00f4ng tin c\u1ea1nh tranh.<\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dieu_quan_trong_can_rut_ra\"><\/span>\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n r\u00fat ra<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>V\u1edbi n\u1ed9i dung tuy\u1ebfn t\u00ednh nh\u01b0 b\u00e0i vi\u1ebft, \u0111\u1eb7c bi\u1ec7t l\u00e0 n\u1ed9i dung d\u1ec5 \u0111\u1ecdc, kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng cho th\u1ea5y t\u1ed1t h\u01a1n tr\u00ean thi\u1ebft b\u1ecb l\u1edbn.<\/p>\n\n\n\n<p>C\u00f3 ph\u1ea3i k\u1ebft qu\u1ea3 n\u00e0y g\u1ee3i \u00fd thi\u1ebft b\u1ecb di \u0111\u1ed9ng gi\u1edd d\u1ec5 s\u1eed d\u1ee5ng nh\u01b0 tr\u00ean desktop ho\u1eb7c laptop? Kh\u00f4ng may l\u00e0 KH\u00d4NG.<\/p>\n\n\n\n<p>\u0110\u1ea7u ti\u00ean, ch\u00fang ta bi\u1ebft \u0111i\u1ec1u n\u00e0y, n\u00f3i chung, <strong>c\u00e1c nhi\u1ec7m v\u1ee5 c\u1ea7n th\u1ef1c thi tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng v\u1eabn k\u00e9m h\u01a1n<\/strong> desktop ho\u1eb7c laptop. Ch\u00fang t\u00f4i \u0111o kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u trong nghi\u00ean c\u1ee9u n\u00e0y, nh\u01b0ng c\u00f3 nhi\u1ec1u nhi\u1ec7m v\u1ee5 tr\u00ean web h\u01a1n l\u00e0 ch\u1ec9 \u0111\u1ecdc m\u00e0 th\u00f4i. <\/p>\n\n\n\n<p>V\u1edbi <strong>B\u00e0i vi\u1ebft l\u00e0 n\u1ed9i dung tuy\u1ebfn t\u00ednh<\/strong> &#8211; ch\u00fang kh\u00f4ng ph\u1ea3n \u00e1nh h\u1ebft n\u1ed9i dung tr\u00ean web ho\u1eb7c c\u00e1c nhi\u1ec7m v\u1ee5 online. H\u1ea7u h\u1ebft c\u00e1c ho\u1ea1t \u0111\u1ed9ng online li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0111i\u1ec1u h\u01b0\u1edbng (<em>degree of navigation<\/em>) v\u00e0 t\u01b0\u01a1ng t\u00e1c. <a href=\"https:\/\/kiencang.net\/trai-nghiem-thuong-mai-dien-tu\/\">Trang th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed<\/a> v\u00e0 c\u00e1c t\u00e1c v\u1ee5 v\u1ec1 web kh\u00e1c y\u00eau c\u1ea7u kh\u1ea3 n\u0103ng \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u00e1ng k\u1ec3 v\u00e0 so s\u00e1nh gi\u1eefa c\u00e1c ph\u1ea7n c\u1ee7a n\u1ed9i dung (c\u00e1 nh\u00e2n ng\u01b0\u1eddi d\u1ecbch th\u01b0\u1eddng mua h\u00e0ng tr\u00ean c\u00e1c trang th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed tr\u00ean m\u00e1y b\u00e0n thay v\u00ec di \u0111\u1ed9ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c m\u00f3n ph\u1ea3i ch\u1ecdn l\u1ef1a k\u1ef9 c\u00e0ng).<\/p>\n\n\n\n<p>Th\u1ee9 hai, ngay c\u1ea3 khi \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u tr\u00ean \u0111i\u1ec7n tho\u1ea1i v\u00e0 m\u00e1y t\u00ednh t\u01b0\u01a1ng \u0111\u01b0\u01a1ng nhau, ch\u00fang t\u00f4i th\u1ea5y r\u1eb1ng, ng\u01b0\u1eddi \u0111\u1ecdc tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng v\u1eabn ph\u1ea3i tr\u1ea3 gi\u00e1 (<em>paid a price<\/em>) v\u1ec1 m\u1eb7t t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc: khi b\u00e0i vi\u1ebft kh\u00f3 h\u01a1n, h\u1ecd ch\u1eadm h\u01a1n trong kh\u1ea3 n\u0103ng ti\u1ebfp nh\u1eadn v\u1edbi c\u00f9ng m\u1ed9t m\u1ee9c \u0111\u1ed9 \u0111\u1ecdc hi\u1ec3u nh\u01b0 tr\u00ean m\u00e1y t\u00ednh.<\/p>\n\n\n\n<p>V\u00ec v\u1eady,<strong> v\u1edbi th\u00f4ng \u0111i\u1ec7p c\u00f3 \u0111\u1ed9 kh\u00f3 cao, ng\u01b0\u1eddi d\u00f9ng tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u1ea7n ph\u1ea3i l\u00e0m vi\u1ec7c v\u1ea5t v\u1ea3 h\u01a1n so v\u1edbi ng\u01b0\u1eddi \u0111\u1ecdc tr\u00ean m\u00e1y t\u00ednh<\/strong>.<\/p>\n\n\n\n<p>\u0110i\u1ec3m \u0111\u1ecdc hi\u1ec3u ch\u1ec9 l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh c\u1ee7a n\u0103ng su\u1ea5t th\u1ef1c thi nhi\u1ec7m v\u1ee5 (<em>aspect of task performance<\/em>); t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh kh\u00e1c, v\u00e0 \u0111\u1ec3 c\u00f3 m\u1ed9t b\u1ee9c tranh to\u00e0n c\u1ea3nh, ch\u00fang ta ph\u1ea3i xem x\u00e9t k\u1ebft h\u1ee3p ch\u00fang v\u1edbi nhau.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"De_xuat_cho_noi_dung_tren_di_dong\"><\/span>\u0110\u1ec1 xu\u1ea5t cho n\u1ed9i dung tr\u00ean di \u0111\u1ed9ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>T\u1eeb l\u00e2u ch\u00fang t\u00f4i \u1ee7ng h\u1ed9 t\u00ednh ng\u1eafn g\u1ecdn cho n\u1ed9i dung tr\u00ean di \u0111\u1ed9ng, v\u00e0 <strong>quy lu\u1eadt n\u00e0y gi\u1edd v\u1eabn \u0111\u1ee9ng v\u1eefng<\/strong>.<\/p>\n\n\n\n<p>C\u00e1c th\u00f4ng tin ng\u1eafn v\u00e0 d\u1ec5 hi\u1ec3u gi\u00fap t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc cao b\u1ea5t k\u1ec3 l\u00e0 tr\u00ean thi\u1ebft b\u1ecb n\u00e0o. \u0110i\u1ec1u \u1ea5y ng\u1ee5 \u00fd r\u1eb1ng, <strong>y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t v\u1ec1 n\u1ed9i dung si\u00eau ng\u1eafn tr\u00ean di \u0111\u1ed9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c n\u1edbi l\u1ecfng<\/strong> m\u1ed9t ch\u00fat n\u1ebfu n\u1ed9i dung:<\/p>\n\n\n\n<ul><li>\u0110\u01b0\u1ee3c vi\u1ebft cho c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng web chung (kh\u00f4ng c\u00f3 kh\u00f3 kh\u0103n trong ch\u1ee7 \u0111\u1ec1 ho\u1eb7c ng\u00f4n ng\u1eef)<\/li><li>Ph\u1ee5c v\u1ee5 \u0111\u1ec3 gi\u1ea3i tr\u00ed, gi\u1ebft th\u1eddi gian ho\u1eb7c m\u1ee5c \u0111\u00edch cung c\u1ea5p th\u00f4ng tin<\/li><\/ul>\n\n\n\n<p>D\u1eabu v\u1eady, m\u1ed9t s\u1ed1 trang nh\u1ea5t \u0111\u1ecbnh v\u1eabn c\u00f3 c\u00e1c n\u1ed9i dung r\u1ea5t kh\u00f3 \u0111\u1ecdc, bao g\u1ed3m nhi\u1ec1u t\u1ed5 ch\u1ee9c trong \u0111\u00f3 c\u00f3 th\u01b0\u01a1ng m\u1ea1i, y t\u1ebf, khoa h\u1ecdc; c\u01a1 quan ch\u00ednh ph\u1ee7 v\u00e0 c\u00e1c trang B2B h\u01b0\u1edbng \u0111\u1ebfn kh\u00e1ch h\u00e0ng IT ho\u1eb7c k\u1ef9 thu\u1eadt. <\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n thu\u1ed9c m\u1ed9t trong c\u00e1c ki\u1ec3u trang n\u00e0y, ch\u00fang t\u00f4i r\u1ea5t khuy\u1ebfn kh\u00edch b\u1ea1n <strong>th\u1ef1c hi\u1ec7n c\u00e1c nghi\u00ean c\u1ee9u c\u1ee7a ri\u00eang b\u1ea1n v\u1ec1 <a href=\"https:\/\/kiencang.net\/tinh-kha-dung-la-gi\/\">t\u00ednh kh\u1ea3 d\u1ee5ng<\/a> cho b\u1ea5t k\u1ef3 t\u00e0i li\u1ec7u n\u00e0o c\u00f3 \u0111\u1ed9 ph\u1ee9c t\u1ea1p cao<\/strong> b\u1ea1n mu\u1ed1n ng\u01b0\u1eddi \u0111\u1ecdc truy c\u1eadp tr\u00ean c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/p>\n\n\n\n<p>M\u1eb7c d\u00f9 \u0111\u1ecdc tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng cho c\u00e1c b\u00e0i vi\u1ebft d\u1ec5 c\u00f3 v\u1ebb so s\u00e1nh \u0111\u01b0\u1ee3c v\u1ec1 \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u tr\u00ean m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n, \u0111i\u1ec1u \u1ea5y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 ch\u00fang ta c\u00f3 th\u1ec3 b\u1ecf qua&nbsp;nh\u1eefng h\u1ea1n ch\u1ebf v\u1eabn c\u00f2n c\u1ee7a thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/p>\n\n\n\n<p>H\u1ea7u h\u1ebft c\u00e1c n\u1ed9i dung \u0111\u01b0\u1ee3c vi\u1ebft tr\u00ean web kh\u00f4ng ph\u1ea3i l\u00e0 d\u1ea1ng tuy\u1ebfn t\u00ednh &#8211; n\u00f3 y\u00eau c\u1ea7u m\u1ed9t s\u1ed1 n\u1ed7 l\u1ef1c t\u01b0\u01a1ng t\u00e1c ho\u1eb7c so s\u00e1nh, c\u00e1i s\u1ebd l\u00e0m t\u0103ng y\u00eau c\u1ea7u nh\u1eadn th\u1ee9c c\u1ee7a ng\u01b0\u1eddi \u0111\u1ecdc. <\/p>\n\n\n\n<p>Nh\u01b0 \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh b\u1edfi s\u1ef1 \u0111\u00e1nh \u0111\u1ed5i c\u1ee7a t\u1ed1c \u0111\u1ed9 v\u00e0 s\u1ef1 ch\u00ednh x\u00e1c, ng\u01b0\u1eddi \u0111\u1ecdc c\u00f3 th\u1ec3 c\u1ea7n c\u1ed1 g\u1eafng h\u01a1n \u0111\u1ec3 hi\u1ec3u ch\u1ee7 \u0111\u1ec1 ph\u1ee9c t\u1ea1p tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng. Nhi\u1ec1u ho\u1ea1t \u0111\u1ed9ng tr\u00ean di \u0111\u1ed9ng c\u0169ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n khi \u0111ang di chuy\u1ec3n, \u0111i\u1ec1u \u1ea5y c\u00f3 ngh\u0129a l\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng th\u01b0\u1eddng s\u1ebd l\u00e0m ph\u00e2n t\u00e1n s\u1ef1 ch\u00fa \u00fd v\u00e0 t\u1eadp trung c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n<p>V\u1edbi \u0111a s\u1ed1 c\u00e1c k\u1ecbch b\u1ea3n n\u1ed9i dung tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng, <strong>nhu c\u1ea7u cho s\u1ef1 ng\u1eafn g\u1ecdn v\u00e0 \u01b0u ti\u00ean v\u1eabn r\u1ea5t quan tr\u1ecdng<\/strong>.<\/p>\n\n\n\n<p><em>(D\u1ecbch t\u1eeb b\u00e0i vi\u1ebft&nbsp;Reading Content on Mobile Devices by KATE MEYER on December 11, 2016&nbsp;\u2013 Nielsen Norman Group \u2013 trang web nngroup.com)<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00f3m t\u1eaft: Ng\u01b0\u1eddi \u0111\u1ecdc c\u00f3 th\u1ec3 hi\u1ec3u c\u00e1c \u0111o\u1ea1n ng\u1eafn v\u00e0 n\u1ed9i dung v\u0103n b\u1ea3n \u0111\u01a1n gi\u1ea3n tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u0169ng t\u1ed1t&nbsp;nh\u01b0 tr\u00ean m\u00e1y t\u00ednh, nh\u01b0ng s\u1ebd ch\u1eadm h\u01a1n&nbsp;khi \u0111\u1ecdc c\u00e1c v\u0103n b\u1ea3n ph\u1ee9c t\u1ea1p tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng. V\u00e0o n\u0103m 2010, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc Alberta ph\u00e1t hi\u1ec7n &hellip;<\/p>\n","protected":false},"author":1,"featured_media":5936,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[104],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Ng\u01b0\u1eddi d\u00f9ng \u0111\u1ecdc n\u1ed9i dung tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o &#8226; Ki\u1ebfn c\u00e0ng<\/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:\/\/kiencang.net\/doc-noi-dung-tren-thiet-bi-di-dong\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ng\u01b0\u1eddi d\u00f9ng \u0111\u1ecdc n\u1ed9i dung tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"T\u00f3m t\u1eaft: Ng\u01b0\u1eddi \u0111\u1ecdc c\u00f3 th\u1ec3 hi\u1ec3u c\u00e1c \u0111o\u1ea1n ng\u1eafn v\u00e0 n\u1ed9i dung v\u0103n b\u1ea3n \u0111\u01a1n gi\u1ea3n tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u0169ng t\u1ed1t&nbsp;nh\u01b0 tr\u00ean m\u00e1y t\u00ednh, nh\u01b0ng s\u1ebd ch\u1eadm h\u01a1n&nbsp;khi \u0111\u1ecdc c\u00e1c v\u0103n b\u1ea3n ph\u1ee9c t\u1ea1p tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng. 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