https:\/\/www.nngroup.com\/books\/usability-engineering\/<\/a>) c\u1ee7a t\u00e1c gi\u1ea3 Jacob Nielsen xu\u1ea5t b\u1ea3n t\u1eeb 1993 g\u1ed1i \u0111\u1ea7u gi\u01b0\u1eddng.\u00a0 Nhi\u1ec1u nguy\u00ean l\u00fd ph\u00e2n t\u00edch t\u00ednh ti\u1ec7n d\u1ee5ng tr\u00ecnh b\u00e0y trong cu\u1ed1n s\u00e1ch v\u1eabn c\u00f2n c\u00f3 gi\u00e1 tr\u1ecb t\u00ednh \u0111\u1ebfn th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i d\u00f9 g\u1ea7n 30 n\u0103m k\u1ec3 t\u1eeb l\u1ea7n xu\u1ea5t b\u1ea3n \u0111\u1ea7u ti\u00ean. Nh\u1eefng nguy\u00ean l\u00fd n\u00e0y \u00e1p d\u1ee5ng cho\u00a0 thi\u1ebft k\u1ebf s\u1ea3n ph\u1ea9m trong nhi\u1ec1u l\u0129nh v\u1ef1c ch\u1ee9 kh\u00f4ng ch\u1ec9 ri\u00eang ng\u00e0nh c\u00f4ng ngh\u1ec7 ph\u1ea7n m\u1ec1m.<\/p>\nNh\u1edd gi\u1ea3ng d\u1ea1y v\u00e0 h\u1ecdc m\u00f4n n\u00e0y n\u00ean \u0111i \u0111\u00e2y \u0111i \u0111\u00f3 m\u00ecnh hay t\u00f2 m\u00f2 v\u00e0 \u0111\u1ec3 \u00fd c\u00e1ch ng\u01b0\u1eddi ta thi\u1ebft k\u1ebf m\u1ed9t d\u1ecbch v\u1ee5, s\u1ea3n ph\u1ea9m hay ti\u1ec7n \u00edch, n\u00f3i chung l\u00e0 hay b\u00ecnh m\u1ed9t ch\u00fat. Th\u00e0nh th\u1eed c\u1ea3 nh\u00e0 hay b\u1ea3o m\u00ecnh n\u00f3i nhi\u1ec1u l\u00e0 v\u1eady. Kakakaka.<\/p>","protected":false},"excerpt":{"rendered":"
Ph\u00e2n t\u00edch B\u1ea1n th\u1ea5y g\u00ec qua c\u00e1ch d\u00f9ng t\u1eeb \u0111\u1ec3 \u0111\u1eb7t t\u00ean ch\u1ee9c n\u0103ng? \u0110\u1ec3 \u00fd v\u1ee5 n\u00e0y l\u00e2u r\u1ed3i nh\u01b0ng \u0111\u1ebfn nay m\u1edbi vi\u1ebft b\u00e0i n\u00e0y \u0111\u1ec3 chia s\u1ebb… <\/p>\n","protected":false},"author":2,"featured_media":3998,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[324],"tags":[323],"class_list":["post-3985","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software-design","tag-softwaredesign"],"_links":{"self":[{"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/posts\/3985","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/comments?post=3985"}],"version-history":[{"count":8,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/posts\/3985\/revisions"}],"predecessor-version":[{"id":3997,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/posts\/3985\/revisions\/3997"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/media\/3998"}],"wp:attachment":[{"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/media?parent=3985"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/categories?post=3985"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.itersdesktop.com\/vi\/wp-json\/wp\/v2\/tags?post=3985"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}