{"id":4689,"date":"2021-12-20T19:31:00","date_gmt":"2021-12-20T12:31:00","guid":{"rendered":"https:\/\/kiencang.net\/?p=4689"},"modified":"2023-07-23T18:26:15","modified_gmt":"2023-07-23T11:26:15","slug":"doc-noi-dung-tren-di-dong-kho-khan-hon-gap-doi","status":"publish","type":"post","link":"https:\/\/kiencang.net\/doc-noi-dung-tren-di-dong-kho-khan-hon-gap-doi\/","title":{"rendered":"\u0110\u1ecdc n\u1ed9i dung tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng kh\u00f3 kh\u0103n h\u01a1n g\u1ea5p \u0111\u00f4i"},"content":{"rendered":"\n<p><span style=\"color: #993300;\"><strong>T\u00f3m t\u1eaft<\/strong>: Khi \u0111\u1ecdc t\u1eeb m\u00e0n h\u00ecnh k\u00edch th\u01b0\u1edbc c\u1ee1 iPhone, \u0111i\u1ec3m s\u1ed1 \u0111\u1ecdc hi\u1ec3u (<em>comprehension scores<\/em>) n\u1ed9i dung ph\u1ee9c t\u1ea1p tr\u00ean web ch\u1ec9 \u0111\u1ea1t 48% so v\u1edbi m\u00e0n h\u00ecnh m\u00e1y t\u00ednh.<\/span><\/p>\n\n\n\n<p><strong>C\u1eadp nh\u1ead<\/strong>t: Trong <a href=\"https:\/\/kiencang.net\/doc-noi-dung-tren-thiet-bi-di-dong\/\">nghi\u00ean c\u1ee9u n\u0103m 2016 c\u1ee7a ch\u00fang t\u00f4i<\/a>, \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng, ch\u00fang t\u00f4i ph\u00e1t hi\u1ec7n ra l\u00e0 ng\u01b0\u1eddi \u0111\u1ecdc c\u00f3 th\u1ec3 hi\u1ec3u c\u00e1c \u0111o\u1ea1n ng\u1eafn, \u0111\u01a1n gi\u1ea3n tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u0169ng t\u1ed1t nh\u01b0 tr\u00ean m\u00e1y t\u00ednh, nh\u01b0ng \u0111i\u1ec1u n\u00e0y s\u1ebd b\u1ecb gi\u1ea3m xu\u1ed1ng khi h\u1ecd \u0111\u1ecdc c\u00e1c n\u1ed9i dung ph\u1ee9c t\u1ea1p tr\u00ean di \u0111\u1ed9ng. C\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c v\u1eabn l\u00e0m thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u00f3 nhi\u1ec1u kh\u00f3 kh\u0103n h\u01a1n khi d\u00f9ng, v\u00ec v\u1eady ch\u00fang t\u00f4i v\u1eabn khuy\u00ean n\u00ean \u01b0u ti\u00ean s\u1ef1 ng\u1eafn g\u1ecdn cho n\u1ed9i dung tr\u00ean di \u0111\u1ed9ng.<\/p>\n\n\n\n<p>S\u1eed d\u1ee5ng web tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng g\u00e2y ra nhi\u1ec1u kh\u00f3 ch\u1ecbu h\u01a1n so v\u1edbi tr\u00ean m\u00e0n h\u00ecnh m\u00e1y t\u00ednh v\u00ec nhi\u1ec1u l\u00fd do:<\/p>\n\n\n\n<ul>\n<li>T\u1ed1c \u0111\u1ed9 t\u1ea3i ch\u1eadm h\u01a1n (h\u00e3y tham kh\u1ea3o <a href=\"https:\/\/kiencang.net\/\" target=\"_blank\" rel=\"noreferrer noopener\">c\u00e1c c\u00e1ch th\u1ee9c t\u0103ng t\u1ed1c \u0111\u1ed9 website \u1edf \u0111\u00e2y<\/a>)<\/li>\n\n\n\n<li>Kh\u00f4ng c\u00f3 b\u00e0n ph\u00edm v\u1eadt l\u00fd \u0111\u1ec3 nh\u1eadp li\u1ec7u<\/li>\n\n\n\n<li>Kh\u00f4ng c\u00f3 chu\u1ed9t \u0111\u1ec3 b\u1ea5m ch\u1ecdn; kh\u00f4ng c\u00f3 c\u00e1c n\u00fat b\u1ea5m chu\u1ed9t \u0111\u1ec3 ra l\u1ec7nh v\u00e0 truy c\u1eadp menu ng\u1eef c\u1ea3nh (nh\u01b0 \u0111\u01b0\u1ee3c th\u1ea3o lu\u1eadn th\u00eam trong h\u1ed9i th\u1ea3o c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 Nguy\u00ean t\u1eafc Giao di\u1ec7n Ng\u01b0\u1eddi d\u00f9ng m\u00e0 M\u1ecdi nh\u00e0 thi\u1ebft k\u1ebf C\u1ea7n ph\u1ea3i Bi\u1ebft: m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng ch\u1ec9 cho ph\u00e9p di chuy\u1ec3n ng\u00f3n tay l\u00ean xu\u1ed1ng, trong khi chu\u1ed9t c\u00f3 tr\u1ea1ng th\u00e1i hover b\u00ean c\u1ea1nh c\u00e1c n\u00fat nh\u1ea5n \/ th\u1ea3 ti\u1ec7n h\u01a1n nhi\u1ec1u)<\/li>\n\n\n\n<li>M\u00e0n h\u00ecnh nh\u1ecf (th\u01b0\u1eddng \u0111i k\u00e8m v\u1edbi v\u0103n b\u1ea3n b\u00e9 x\u00edu)<\/li>\n\n\n\n<li>Website \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho truy c\u1eadp tr\u00ean m\u00e1y \u0111\u1ec3 b\u00e0n thay v\u00ec \u0111i theo h\u01b0\u1edbng d\u1eabn v\u1ec1 t\u00ednh kh\u1ea3 d\u1ee5ng cho di \u0111\u1ed9ng<\/li>\n\n\n\n<li>Giao di\u1ec7n \u1ee9ng d\u1ee5ng thi\u1ebfu t\u00ednh nh\u1ea5t qu\u00e1n<\/li>\n<\/ul>\n\n\n\n<p>Nghi\u00ean c\u1ee9u m\u1edbi \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi R.I Singh v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1 t\u1eeb \u0110\u1ea1i h\u1ecdc Alberta cung c\u1ea5p th\u00eam h\u1ed7 tr\u1ee3 n\u1eefa: <strong>s\u1ebd kh\u00f3 kh\u0103n h\u01a1n \u0111\u1ec3 hi\u1ec3u n\u1ed9i dung ph\u1ee9c t\u1ea1p<\/strong> khi b\u1ea1n \u0111\u1ecdc tr\u00ean m\u00f4i tr\u01b0\u1eddng di \u0111\u1ed9ng.<\/p>\n\n\n\n<p>Singh v\u00e0 c\u1ed9ng s\u1ef1 th\u1ef1c hi\u1ec7n ki\u1ec3m tra Cloze (<a href=\"https:\/\/kiencang.net\/cloze-test-doc-hieu\/\"><em>Cloze test<\/em><\/a>) v\u1ec1 \u0111i\u1ec1u kho\u1ea3n quy\u1ec1n ri\u00eang t\u01b0 (<em>privacy policy<\/em>) tr\u00ean 10 website ph\u1ed5 bi\u1ebfn: eBay, Facebook, Google, Microsoft, Myspace, Orkut, Wikipedia, Windows Live, Yahoo! v\u00e0 Youtube.<\/p>\n\n\n\n<p>T\u00f4i \u0111\u00e3 ph\u00e2n t\u00edch nhanh \u0111i\u1ec1u kho\u1ea3n quy\u1ec1n ri\u00eang t\u01b0 c\u1ee7a Facebook, n\u00f3 nh\u01b0 sau:<\/p>\n\n\n\n<ul>\n<li><strong>C\u00f3 5789 t\u1eeb<\/strong>, s\u1ed1 t\u1eeb \u0111\u01b0\u1ee3c \u0111\u1ecdc trung b\u00ecnh l\u00e0 35 cho m\u1ed7i l\u1ea7n truy c\u1eadp.<\/li>\n\n\n\n<li><strong>C\u1ea5p \u0111\u1ed9 13 cho vi\u1ec7c d\u1ec5 \u0111\u1ecdc<\/strong>, v\u00ec v\u1eady ch\u1ec9 nh\u1eefng ng\u01b0\u1eddi h\u1ecdc n\u0103m nh\u1ea5t \u0111\u1ea1i h\u1ecdc ho\u1eb7c h\u01a1n m\u1edbi th\u1ea5y v\u0103n b\u1ea3n d\u1ec5 \u0111\u1ecdc.<\/li>\n\n\n\n<li><strong>\u0110\u1ecbnh d\u1ea1ng \u0111\u1eb9p cho ng\u01b0\u1eddi \u0111\u1ecdc tr\u00ean Web<\/strong>, bao g\u1ed3m vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c ti\u00eau \u0111\u1ec1 ph\u1ee5, <a href=\"https:\/\/kiencang.net\/danh-sach-gach-dau-dong\/\">d\u1ea1ng danh s\u00e1ch<\/a>, v\u00e0 t\u1eeb kho\u00e1 \u0111\u01b0\u1ee3c nh\u1ea5n m\u1ea1nh, v\u00e0 c\u00f3 \u0111\u1ec3 \u00fd \u0111\u1ebfn c\u00e1c h\u01b0\u1edbng d\u1eabn cho vi\u1ec7c vi\u1ebft n\u1ed9i dung tr\u00ean Web. (N\u00f3i th\u00eam, c\u00e1c h\u01b0\u1edbng d\u1eabn n\u00e0y c\u0169ng khuy\u00ean vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c v\u0103n b\u1ea3n ng\u1eafn v\u00e0 c\u1ea5p \u0111\u1ed9 d\u1ec5 \u0111\u1ecdc \u1edf m\u1ee9c 8 khi mu\u1ed1n h\u01b0\u1edbng \u0111\u1ebfn m\u1ed9t t\u1ec7p \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1ch h\u00e0ng r\u1ed9ng ch\u1ee9 kh\u00f4ng ch\u1ec9 l\u00e0 nh\u1eefng sinh vi\u00ean \u0111\u1ea1i h\u1ecdc Harvard.)<\/li>\n<\/ul>\n\n\n\n<p>[Tu\u1ea7n tr\u01b0\u1edbc, Facebook \u0111\u0103ng m\u1ed9t b\u1ea3n nh\u00e1p vi\u1ebft l\u1ea1i v\u1ec1 \u0111i\u1ec1u kho\u1ea3n ri\u00eang t\u01b0. N\u1ed9i dung b\u00e2y gi\u1edd \u0111\u01b0\u1ee3c vi\u1ebft \u1edf <strong>c\u1ea5p \u0111\u1ed9 11<\/strong> cho vi\u1ec7c \u0111\u1ecdc hi\u1ec3u, \u0111\u00e2y l\u00e0 m\u1ed9t c\u1ea3i thi\u1ec7n t\u1ed1t. Th\u1eadm ch\u00ed h\u1ecd c\u00f2n l\u00e0m t\u1ed1t h\u01a1n, thay v\u00ec n\u1ed9i dung v\u0103n b\u1ea3n cu\u1ed9n xu\u1ed1ng b\u1ea5t t\u1eadn (v\u00ec qu\u00e1 d\u00e0i) gi\u1edd \u0111\u01b0\u1ee3c chia ra l\u00e0m nhi\u1ec1u trang, v\u1edbi m\u1ed9t h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u01b0\u1edbng b\u00ean trong \u0111\u01a1n gi\u1ea3n v\u00e0 t\u00f3m t\u1eaft r\u00f5 r\u00e0ng \u0111\u00e3 gi\u00fap ng\u01b0\u1eddi d\u00f9ng c\u00f3 \u0111\u01b0\u1ee3c c\u00e1i nh\u00ecn t\u1ed5ng quan v\u1ec1 th\u00f4ng tin. <strong>Th\u00eam c\u1ea5u tr\u00fac v\u00e0 \u0111i\u1ec1u h\u01b0\u1edbng<\/strong>&nbsp;\u0111\u1ec3 chuy\u1ec3n t\u00e0i li\u1ec7u d\u00e0i kh\u1ee7ng khi\u1ebfp sang d\u1ea1ng ki\u1ec3u kh\u00f4ng gian th\u00f4ng tin ch\u1eb7t ch\u1ebd h\u01a1n l\u00e0 v\u00ed d\u1ee5 v\u1ec1 \u0111i\u1ec1u m\u00e0 t\u00f4i g\u1ecdi l\u00e0 &#8220;min-IA&#8221;.]<\/p>\n\n\n\n<p>Ch\u00fa th\u00edch c\u1ee7a ng\u01b0\u1eddi d\u1ecbch: n\u1ebfu b\u1ea1n quan t\u00e2m \u0111\u1ebfn <a href=\"https:\/\/kiencang.net\/cau-truc-website\/\">c\u1ea5u tr\u00fac v\u00e0 \u0111i\u1ec1u h\u01b0\u1edbng website<\/a> h\u00e3y tham kh\u1ea3o b\u00e0i n\u00e0y.<\/p>\n\n\n\n<p>Trong b\u1ea5t c\u1ee9 tr\u01b0\u1eddng h\u1ee3p n\u00e0o, kh\u00f4ng c\u00f3 g\u00ec ph\u1ea3i nghi ng\u1edd r\u1eb1ng \u0111i\u1ec1u kho\u1ea3n ri\u00eang t\u01b0 l\u00e0 n\u1ed9i dung ph\u1ee9c t\u1ea1p tr\u00ean Web.<\/p>\n\n\n\n<p>Trong nghi\u00ean c\u1ee9u c\u1ee7a Singh, 50 \u0111\u1ed1i t\u01b0\u1ee3ng ho\u00e0n th\u00e0nh b\u00e0i ki\u1ec3m tra Cloze test khi \u0111\u1ecdc ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt tr\u00ean k\u00edch th\u01b0\u1edbc m\u00e0n h\u00ecnh m\u00e1y \u0111\u1ec3 b\u00e0n ho\u1eb7c k\u00edch th\u01b0\u1edbc m\u00e0n h\u00ecnh iPhone. (Nghi\u00ean c\u1ee9u kh\u00f4ng s\u1eed d\u1ee5ng \u0111i\u1ec7n tho\u1ea1i iPhone th\u1eadt, nh\u01b0ng v\u00ec ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng th\u1ef1c hi\u1ec7n chuy\u1ec3n h\u01b0\u1edbng ho\u1eb7c b\u1ea5t k\u1ef3 t\u01b0\u01a1ng t\u00e1c n\u00e0o ngo\u00e0i vi\u1ec7c \u0111\u1ecdc v\u00e0 cu\u1ed9n (<em>reading and scrolling<\/em>), thi\u1ebft b\u1ecb c\u1ee5 th\u1ec3 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u.)<\/p>\n\n\n\n<p>K\u1ebft qu\u1ea3:<\/p>\n\n\n\n<ul>\n<li>M\u00e0n h\u00ecnh <strong>Desktop<\/strong>: <strong>39,18%<\/strong> \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u<\/li>\n\n\n\n<li>M\u00e0n h\u00ecnh <strong>Di \u0111\u1ed9ng<\/strong>: <strong>18,93%<\/strong> \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u<\/li>\n<\/ul>\n\n\n\n<p>\u0110i\u1ec3m ki\u1ec3m tra ph\u1ea3i t\u1eeb <strong>60%<\/strong> tr\u1edf l\u00ean th\u00ec m\u1edbi \u0111\u01b0\u1ee3c xem l\u00e0 d\u1ec5 hi\u1ec3u. Th\u1eadm ch\u00ed l\u00e0 khi \u0111\u1ecdc t\u1eeb m\u00e0n h\u00ecnh Desktop, ng\u01b0\u1eddi s\u1eed d\u1ee5ng ch\u1ec9 \u0111\u1ea1t \u0111\u01b0\u1ee3c 2\/3 m\u1ee9c \u0111\u1ed9 \u0111\u1ecdc hi\u1ec3u mong mu\u1ed1n (<em>desired comprehension level<\/em>).<\/p>\n\n\n\n<p>K\u1ebft lu\u1eadn r\u00f5 r\u00e0ng \u0111\u1ea7u ti\u00ean t\u1eeb nghi\u00ean c\u1ee9u l\u00e0 ph\u1ea7n l\u1edbn website c\u00f3 n\u1ed9i dung ph\u1ea7n \u0111i\u1ec1u kho\u1ea3n ri\u00eang t\u01b0 qu\u00e1 ph\u1ee9c t\u1ea1p. T\u1ea5t nhi\u00ean, \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng h\u00e0m \u00fd r\u1eb1ng \u0111i\u1ec1u kho\u1ea3n ri\u00eang t\u01b0 l\u00e0 kh\u00f4ng th\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c. Ng\u01b0\u1eddi d\u00f9ng bi\u1ebft \u0111i\u1ec1u \u0111\u00f3 v\u00e0 th\u01b0\u1eddng kh\u00f4ng \u0111\u1ecdc ch\u00fang.<\/p>\n\n\n\n<p>Trong nghi\u00ean c\u1ee9u tr\u01b0\u1edbc c\u1ee7a ch\u00fang t\u00f4i, ch\u00fang t\u00f4i ph\u00e1t hi\u1ec7n ra r\u1eb1ng, ng\u01b0\u1eddi d\u00f9ng \u0111\u1ed1i x\u1eed v\u1edbi &#8220;tho\u1ea3 thu\u1eadn ng\u01b0\u1eddi d\u00f9ng&#8221; v\u00e0 c\u00e1c n\u1ed9i dung kh\u00e1c t\u01b0\u01a1ng t\u1ef1 v\u1edbi th\u00e1i \u0111\u1ed9 coi th\u01b0\u1eddng. Khi ti\u1ebfp x\u00fac v\u0103n b\u1ea3n tho\u1ea3 thu\u1eadn nh\u01b0 v\u1eady, ng\u01b0\u1eddi d\u00f9ng s\u1ebd:<\/p>\n\n\n\n<ul>\n<li>\u0110\u1ecdc 10%<\/li>\n\n\n\n<li>\u0110\u1ecdc l\u01b0\u1edbt 17%<\/li>\n\n\n\n<li>B\u1ecf qua 73%<\/li>\n<\/ul>\n\n\n\n<p>V\u00e0 \u0111\u00e2y l\u00e0 h\u00e0nh vi c\u1ee7a ng\u01b0\u1eddi d\u00f9ng trong nghi\u00ean c\u1ee9u v\u1ec1 <a href=\"https:\/\/kiencang.net\/tinh-kha-dung-la-gi\/\">t\u00ednh kh\u1ea3 d\u1ee5ng<\/a>, khi h\u1ecd bi\u1ebft b\u1ea3n th\u00e2n \u0111ang \u0111\u01b0\u1ee3c ghi h\u00ecnh l\u1ea1i. T\u1ea1i nh\u00e0 ri\u00eang c\u1ee7a h\u1ecd, t\u00f4i cho r\u1eb1ng kh\u1ea3 n\u0103ng \u0111\u1ecdc c\u00f2n \u00edt h\u01a1n n\u1eefa. V\u1ec1 c\u01a1 b\u1ea3n, m\u1ecdi ng\u01b0\u1eddi <strong>click v\u00e0o n\u00fat &#8220;T\u00f4i \u0111\u1ed3ng \u00fd&#8221; m\u00e0 ch\u1eb3ng th\u00e8m \u0111\u1ecdc g\u00ec<\/strong> v\u1ec1 nh\u1eefng \u0111i\u1ec1u m\u00e0 h\u1ecd \u0111\u1ed3ng \u00fd.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao \u0111\u1ecdc tr\u00ean di \u0111\u1ed9ng l\u1ea1i kh\u00f3 kh\u0103n<\/h2>\n\n\n\n<p>\u0110i\u1ec3m \u0111\u1ecdc hi\u1ec3u tr\u00ean Cloze test <strong>ch\u1ec9 \u0111\u1ea1t 48% so v\u1edbi tr\u00ean m\u00e0n h\u00ecnh desktop khi h\u1ecd s\u1eed d\u1ee5ng m\u00e0n h\u00ecnh k\u00edch c\u1ee1 iPhone<\/strong> (\u0111\u1eddi 2011). \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 n\u1ed9i dung ph\u1ee9c t\u1ea1p tr\u1edf n\u00ean kh\u00f3 kh\u0103n \u0111\u1ec3 hi\u1ec3u g\u1ea5p \u0111\u00f4i tr\u00ean m\u00e0n h\u00ecnh nh\u1ecf h\u01a1n.<\/p>\n\n\n\n<p>T\u1ea1i sao? Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, m\u1ecdi ng\u01b0\u1eddi ch\u1ec9 \u0111\u1ecdc m\u1ed9t trang th\u00f4ng tin, v\u00ec v\u1eady \u0111i\u1ec1u h\u01b0\u1edbng kh\u00f3 kh\u0103n&nbsp;ho\u1eb7c c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng (<em>user interface<\/em>) kh\u00e1c kh\u00f4ng gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c s\u1ef1 gia t\u0103ng kh\u00f3 kh\u0103n. <\/p>\n\n\n\n<p>C\u0169ng v\u1eady, ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c ki\u1ec3m tra trong ph\u00f2ng th\u00ed nghi\u1ec7m, v\u00ec th\u1ebf kh\u00f4ng c\u00f3 v\u1ea5n \u0111\u1ec1 n\u00e0o li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0111i b\u1ed9 v\u1edbi \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c b\u1ecb l\u00e0m phi\u1ec1n b\u1edfi ti\u1ebfng \u1ed3n ho\u1eb7c c\u00e1c s\u1ef1 ki\u1ec7n ngo\u00e0i m\u00f4i tr\u01b0\u1eddng kh\u00e1c. (Trong th\u1ebf gi\u1edbi th\u1ef1c, tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng b\u1ecb ph\u00e2n t\u00e2m nh\u01b0 v\u1eady th\u1ef1c t\u1ebf s\u1ebd l\u00e0m gi\u1ea3m th\u00eam n\u1eefa kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u n\u1ed9i dung di \u0111\u1ed9ng.)<\/p>\n\n\n\n<p>Ch\u1ec9 c\u00f3 m\u1ed9t l\u00fd do cho vi\u1ec7c \u0111i\u1ec3m \u0111\u1ecdc hi\u1ec3u tr\u00ean di \u0111\u1ed9ng th\u1ea5p h\u01a1n so v\u1edbi m\u00e1y \u0111\u1ec3 b\u00e0n \u0111\u00f3 l\u00e0 v\u00ec <strong>k\u00edch c\u1ee1 m\u00e0n h\u00ecnh<\/strong>, \u0111\u00f3 l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t duy nh\u1ea5t trong \u0111i\u1ec1u ki\u1ec7n nghi\u00ean c\u1ee9u.<\/p>\n\n\n\n<p>M\u00e0n h\u00ecnh nh\u1ecf h\u01a1n g\u00e2y t\u1ed5n h\u1ea1i cho s\u1ef1 \u0111\u1ecdc hi\u1ec3u v\u00ec hai l\u00fd do:<\/p>\n\n\n\n<ul>\n<li>Ng\u01b0\u1eddi d\u00f9ng <strong>th\u1ea5y \u00edt<\/strong> h\u01a1n. V\u00ec v\u1eady, ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i d\u1ef1a v\u00e0o tr\u00ed nh\u1edb ng\u1eafn h\u1ea1n khi c\u1ed1 g\u1eafng hi\u1ec3u b\u1ea5t c\u1ee9 \u0111i\u1ec1u g\u00ec kh\u00f4ng \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch \u0111\u1ea7y \u0111\u1ee7 v\u1edbi kh\u00f4ng gian c\u00f3 th\u1ec3 xem. \u00cdt ng\u1eef c\u1ea3nh = \u00edt hi\u1ec3u bi\u1ebft h\u01a1n<\/li>\n\n\n\n<li>Ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i <strong>di chuy\u1ec3n l\u00ean xu\u1ed1ng trang<\/strong> nhi\u1ec1u h\u01a1n, s\u1eed d\u1ee5ng <a href=\"https:\/\/kiencang.net\/cuon-trang-web-va-su-chu-y\/\">thao t\u00e1c k\u00e9o l\u00ean k\u00e9o xu\u1ed1ng \u0111\u1ec3 xem c\u00e1c ph\u1ea7n kh\u00e1c c\u1ee7a n\u1ed9i dung<\/a> thay v\u00ec ch\u1ec9 c\u1ea7n l\u01b0\u1edbt qua v\u0103n b\u1ea3n.<\/li>\n<\/ul>\n\n\n\n<p>Thao t\u00e1c cu\u1ed9n t\u1ea1o ra 3 v\u1ea5n \u0111\u1ec1:<\/p>\n\n\n\n<ul>\n<li>L\u00e0m m\u1ea5t <strong>th\u1eddi gian<\/strong>, do v\u1eady l\u00e0m suy gi\u1ea3m b\u1ed9 nh\u1edb.<\/li>\n\n\n\n<li>N\u00f3 <strong>chuy\u1ec3n h\u01b0\u1edbng s\u1ef1 ch\u00fa \u00fd<\/strong>&nbsp;sang nhi\u1ec7m v\u1ee5 th\u1ee9 hai l\u00e0 x\u00e1c \u0111\u1ecbnh ph\u1ea7n y\u00eau c\u1ea7u c\u1ee7a trang.<\/li>\n\n\n\n<li>N\u00f3 t\u1ea1o ra m\u1ed9t v\u1ea5n \u0111\u1ec1 m\u1edbi v\u1ec1 <strong>x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed tr\u01b0\u1edbc \u0111\u00f3<\/strong> tr\u00ean trang.<\/li>\n<\/ul>\n\n\n\n<p>Nghi\u00ean c\u1ee9u m\u1edbi n\u00e0y cung c\u1ea5p c\u00e1c h\u1ed7 tr\u1ee3 v\u1eefng ch\u1eafc cho k\u1ebft lu\u1eadn ch\u00ednh trong nghi\u00ean c\u1ee9u v\u1ec1 t\u00ednh kh\u1ea3 d\u1ee5ng c\u1ee7a website di \u0111\u1ed9ng: c\u00e1c trang web (v\u00e0 m\u1ea1ng n\u1ed9i b\u1ed9) ph\u1ea3i <strong>tri\u1ec3n khai thi\u1ebft k\u1ebf di \u0111\u1ed9ng ri\u00eang<\/strong> \u0111\u1ec3 t\u1ed1i \u01b0u t\u00ednh kh\u1ea3 d\u1ee5ng. <\/p>\n\n\n\n<p>\u0110\u1eb7c bi\u1ec7t l\u00e0 n\u1ed9i dung ph\u1ee9c t\u1ea1p c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c vi\u1ebft l\u1ea1i sao cho ng\u1eafn \u0111i, c\u00e1c th\u00f4ng tin th\u1ee9 c\u1ea5p c\u1ea7n ph\u1ea3i \u0111\u01b0a qua c\u00e1c trang ph\u1ee5.<\/p>\n\n\n\n<p>Ch\u00fa th\u00edch c\u1ee7a ng\u01b0\u1eddi d\u1ecbch: ng\u00e0y nay v\u1edbi k\u00edch c\u1ee1 di \u0111\u1ed9ng ng\u00e0y c\u00e0ng gia t\u0103ng, y\u1ebfu t\u1ed1 c\u1ea3n tr\u1edf do k\u00edch c\u1ee1 m\u00e0n h\u00ecnh s\u1ebd \u0111\u01b0\u1ee3c gi\u1ea3m xu\u1ed1ng. Tuy nhi\u00ean khuynh h\u01b0\u1edbng s\u1eed d\u1ee5ng di \u0111\u1ed9ng l\u1ea1i \u00e1p \u0111\u1ea3o so v\u1edbi m\u00e1y b\u00e0n, v\u00ec th\u1ebf c\u00e1c thi\u1ebft k\u1ebf c\u1ea7n ch\u00fa tr\u1ecdng nhi\u1ec1u h\u01a1n v\u00e0o di \u0111\u1ed9ng thay v\u00ec m\u00e1y b\u00e0n.<\/p>\n\n\n\n<p><em>(D\u1ecbch t\u1eeb b\u00e0i vi\u1ebft <a href=\"https:\/\/www.nngroup.com\/articles\/mobile-content-is-twice-as-difficult-2011\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Mobile Content Is Twice as Difficult by JAKOB NIELSEN<\/a> on February 28, 2011 &#8211; Nielsen Norman Group)<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00f3m t\u1eaft: Khi \u0111\u1ecdc t\u1eeb m\u00e0n h\u00ecnh k\u00edch th\u01b0\u1edbc c\u1ee1 iPhone, \u0111i\u1ec3m s\u1ed1 \u0111\u1ecdc hi\u1ec3u (comprehension scores) n\u1ed9i dung ph\u1ee9c t\u1ea1p tr\u00ean web ch\u1ec9 \u0111\u1ea1t 48% so v\u1edbi m\u00e0n h\u00ecnh m\u00e1y t\u00ednh. C\u1eadp nh\u1eadt: Trong nghi\u00ean c\u1ee9u n\u0103m 2016 c\u1ee7a ch\u00fang t\u00f4i, \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng, ch\u00fang t\u00f4i &hellip;<\/p>\n","protected":false},"author":1,"featured_media":5939,"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>\u0110\u1ecdc n\u1ed9i dung tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng kh\u00f3 kh\u0103n h\u01a1n g\u1ea5p \u0111\u00f4i &#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-di-dong-kho-khan-hon-gap-doi\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0110\u1ecdc n\u1ed9i dung tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng kh\u00f3 kh\u0103n h\u01a1n g\u1ea5p \u0111\u00f4i &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"T\u00f3m t\u1eaft: Khi \u0111\u1ecdc t\u1eeb m\u00e0n h\u00ecnh k\u00edch th\u01b0\u1edbc c\u1ee1 iPhone, \u0111i\u1ec3m s\u1ed1 \u0111\u1ecdc hi\u1ec3u (comprehension scores) n\u1ed9i dung ph\u1ee9c t\u1ea1p tr\u00ean web ch\u1ec9 \u0111\u1ea1t 48% so v\u1edbi m\u00e0n h\u00ecnh m\u00e1y t\u00ednh. 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