{"id":137,"date":"2016-08-29T11:31:16","date_gmt":"2016-08-29T03:31:16","guid":{"rendered":"https:\/\/blog.visual-paradigm.com\/vn\/?p=137"},"modified":"2022-04-14T16:15:06","modified_gmt":"2022-04-14T08:15:06","slug":"user-story-is-compatible-with-use-case","status":"publish","type":"post","link":"https:\/\/blog.visual-paradigm.com\/vn\/user-story-is-compatible-with-use-case\/","title":{"rendered":"User Story C\u00f3 T\u01b0\u01a1ng Th\u00edch V\u1edbi Tr\u01b0\u1eddng H\u1ee3p S\u1eed D\u1ee5ng Kh\u00f4ng?"},"content":{"rendered":"<h1><span id=\"Googling_around_the_web_the_Agile_Sages_considers_use_cases_and_user_stories_are_two_different_things\"><span><span class=\"goog-text-highlight\">T\u00ecm ki\u1ebfm tr\u00ean Google tr\u00ean web, Agile Sages coi c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng v\u00e0 c\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng l\u00e0 hai th\u1ee9 kh\u00e1c nhau:<\/span><\/span><\/span><\/h1>\n<ul>\n<li><span>Mike Cohn:\u00a0\u00a0<\/span><a href=\"http:\/\/www.mountaingoatsoftware.com\/articles\/27-advantages-of-user-stories-for-requirements\"><span>C\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng ph\u1ea3i l\u00e0 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/span><\/a><\/li>\n<li><span>Alistair Cockburn:\u00a0\u00a0<\/span><a href=\"http:\/\/alistair.cockburn.us\/A+user+story+is+to+a+use+case+as+a+gazelle+is+to+a+gazebo\"><span>M\u1ed9t c\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng l\u00e0 m\u1ed9t tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t con linh d\u01b0\u01a1ng l\u00e0 m\u1ed9t v\u1ecdng l\u00e2u<\/span><\/a><\/li>\n<li><span>Extreme Programming.org:\u00a0\u00a0<\/span><a href=\"http:\/\/www.extremeprogramming.org\/rules\/userstories.html\"><span>C\u00e1c c\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng ph\u1ee5c v\u1ee5 c\u00f9ng m\u1ee5c \u0111\u00edch v\u1edbi c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng nh\u01b0ng kh\u00f4ng gi\u1ed1ng nhau.<\/span><\/a><\/li>\n<\/ul>\n<p><span>C\u00e1ch ti\u1ebfp c\u1eadn theo h\u01b0\u1edbng tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng l\u00e0 m\u1ed9t trong nh\u1eefng k\u1ef9 thu\u1eadt ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u1ec3 n\u1eafm b\u1eaft y\u00eau c\u1ea7u v\u00e0 m\u1ed9t s\u1ed1 ng\u01b0\u1eddi hi\u1ec7n nay coi n\u00f3 l\u00e0 m\u1ed9t lo\u1ea1i k\u1ef9 thu\u1eadt ki\u1ec3u c\u0169, l\u1ed7i th\u1eddi c\u00f3 li\u00ean quan \u0111\u1ebfn nhi\u1ec1u v\u1ea5n \u0111\u1ec1 khi\u1ebfn nh\u00f3m c\u1ee7a b\u1ea1n KH\u00d4NG \u201cNhanh nh\u1eb9n\u201d do c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ee7a tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng :<\/span><\/p>\n<ul>\n<li><span>Y\u00eau c\u1ea7u tr\u1ea3 tr\u01b0\u1edbc &#8211; c\u1ed1 g\u1eafng x\u00e1c \u0111\u1ecbnh chi ti\u1ebft c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c kh\u00eda c\u1ea1nh c\u1ee7a tr\u1ea3 tr\u01b0\u1edbc s\u1ebd d\u1eabn \u0111\u1ebfn l\u00e3ng ph\u00ed nhi\u1ec1u c\u00f4ng s\u1ee9c v\u00e0 th\u1eddi gian v\u00ec ph\u1ea7n l\u1edbn c\u00f4ng vi\u1ec7c s\u1ebd c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n l\u1ea1i.<\/span><\/li>\n<li><span>Ph\u00e2n r\u00e3 ch\u1ee9c n\u0103ng: B\u1ea3n ch\u1ea5t ch\u1ee9c n\u0103ng c\u1ee7a c\u00e1c ca s\u1eed d\u1ee5ng t\u1ef1 nhi\u00ean d\u1eabn \u0111\u1ebfn vi\u1ec7c ph\u00e2n r\u00e3 ch\u1ee9c n\u0103ng c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng v\u1ec1 c\u00e1c ca s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3 v\u00e0 tr\u1eebu t\u01b0\u1ee3ng c\u00f3 li\u00ean quan v\u1edbi nhau b\u1edfi c\u00e1c ph\u1ea7n m\u1edf r\u1ed9ng v\u00e0 bao g\u1ed3m c\u00e1c li\u00ean k\u1ebft ca s\u1eed d\u1ee5ng.<\/span><\/li>\n<\/ul>\n<p><span>N\u1ebfu b\u1ea1n t\u00ecm ki\u1ebfm tr\u00ean Web v\u1edbi t\u1eeb kh\u00f3a \u201cuse case vs user story\u201d, b\u1ea1n s\u1ebd th\u1ea5y m\u1ed9t danh s\u00e1ch d\u00e0i c\u00e1c b\u00e0i b\u00e1o \u0111\u1ec1 xu\u1ea5t v\u1ec1 nh\u1eefng h\u1ea1n ch\u1ebf, v\u1ea5n \u0111\u1ec1 ho\u1eb7c c\u1ea1m b\u1eaby c\u1ee7a c\u00e1ch ti\u1ebfp c\u1eadn use case, trong khi c\u00f2n c\u00f3 danh s\u00e1ch d\u00e0i h\u01a1n v\u1ec1 nh\u1eefng l\u1ee3i \u00edch li\u00ean quan \u0111\u1ebfn user story .\u00a0Th\u1eadt th\u00fa v\u1ecb, m\u1ecdi th\u1ee9 thay \u0111\u1ed5i qu\u00e1 nhanh trong ng\u00e0nh c\u00f4ng ngh\u1ec7 th\u00f4ng tin v\u00e0 th\u1eadm ch\u00ed c\u00f2n nhanh h\u01a1n khi m\u1ecdi ng\u01b0\u1eddi chuy\u1ec3n t\u1eeb nh\u1eefng th\u1ee9 t\u1eebng l\u00e0 \u201ch\u1ee3p th\u1eddi trang\u201d trong qu\u00e1 kh\u1ee9 sang nh\u1eefng th\u1ee9 \u201ch\u1ee3p th\u1eddi trang m\u1edbi h\u01a1n\u201d hi\u1ec7n t\u1ea1i.<\/span><\/p>\n<p><span>\u0110i\u1ec1u th\u00fa v\u1ecb l\u00e0 m\u1ed9t s\u1ed1 ng\u01b0\u1eddi th\u00edch nh\u1eadn th\u1ee9c m\u1ecdi th\u1ee9 theo m\u00f4 h\u00ecnh nh\u1ecb ph\u00e2n v\u00e0 theo \u0111u\u1ed5i nh\u1eefng th\u1ee9 h\u1ee3p th\u1eddi trang b\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p v\u1edbi ch\u00fang m\u1ed9t c\u00e1ch t\u01b0\u1ee3ng tr\u01b0ng thay v\u00ec th\u1ef1c s\u1ef1 th\u1ef1c h\u00e0nh n\u00f3 m\u1ed9t c\u00e1ch ch\u00e2n ch\u00ednh.\u00a0M\u1ed9t s\u1ed1 ng\u01b0\u1eddi th\u1eadm ch\u00ed kh\u00f4ng mu\u1ed1n cho ng\u01b0\u1eddi kh\u00e1c bi\u1ebft h\u1ecd v\u1eabn \u0111ang s\u1eed d\u1ee5ng c\u00e1c ca s\u1eed d\u1ee5ng, ho\u1eb7c ch\u00fang c\u00f3 th\u1ec3 b\u1ecb coi l\u00e0 l\u1ed7i th\u1eddi v\u00e0 theo ki\u1ec3u c\u0169.<\/span><\/p>\n<p><span>B\u00e2y gi\u1edd m\u1ed9t s\u1ed1 ng\u01b0\u1eddi \u0111\u1eb7t d\u1ea5u b\u1eb1ng li\u00ean quan \u0111\u1ebfn c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng v\u00e0 tr\u01b0\u1eddng h\u1ee3p ng\u01b0\u1eddi d\u00f9ng:<\/span><\/p>\n<ul>\n<li><span>Agile = c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c Agile = c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng + Scrum<\/span><\/li>\n<li><span>C\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng = v\u1eeba \u0111\u1ee7 &amp; v\u1eeba k\u1ecbp<\/span><\/li>\n<li><span>C\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng = \u0111\u00e1p \u1ee9ng k\u1ef3 v\u1ecdng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 th\u1ecfa m\u00e3n<\/span><\/li>\n<li><span>Use Case = Tr\u1ea3 tr\u01b0\u1edbc Y\u00eau c\u1ea7u chi ti\u1ebft<\/span><\/li>\n<li><span>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng = &lt;&lt;include&gt;&gt; + &lt;&lt;extends&gt;&gt; = ph\u00e2n r\u00e3 ch\u1ee9c n\u0103ng<\/span><\/li>\n<li><span>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng l\u00e0 ki\u1ec3u ch\u1ec9 \u201c\u0111\u1ea7u v\u00e0o c\u1ee7a ng\u01b0\u1eddi d\u00f9ng\u201d -&gt; ki\u1ec3u ch\u1ec9 \u201cph\u1ea3n h\u1ed3i h\u1ec7 th\u1ed1ng\u201d<\/span><\/li>\n<li><span>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng = ki\u1ec3u c\u0169 &amp; l\u1ed7i th\u1eddi<\/span><\/li>\n<\/ul>\n<p><span>L\u00e0 m\u1ed9t nh\u00e0 cung c\u1ea5p c\u00f4ng c\u1ee5, ch\u00fang t\u00f4i kh\u00e1 trung l\u1eadp trong c\u00e1c ph\u01b0\u01a1ng ph\u00e1p, c\u00f4ng c\u1ee5 v\u00e0 k\u1ef9 thu\u1eadt.\u00a0C\u00e1 nh\u00e2n t\u00f4i mu\u1ed1n nh\u1ea5n m\u1ea1nh r\u00f5 r\u1eb1ng t\u00f4i l\u00e0 m\u1ed9t ng\u01b0\u1eddi h\u00e2m m\u1ed9 l\u1edbn c\u1ee7a ph\u00e1t tri\u1ec3n Agile, c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng v\u00e0 quy tr\u00ecnh scrum.\u00a0\u0110\u1eb7c bi\u1ec7t, c\u00e1c nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n v\u00e0 th\u1ef1c ti\u1ec5n t\u1ed1t nh\u1ea5t li\u00ean quan \u0111\u1ebfn c\u00e1c kh\u00e1i ni\u1ec7m nh\u01b0:<\/span><\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li><span>Ph\u00e1t hi\u1ec7n y\u00eau c\u1ea7u thay v\u00ec ph\u00e2n ph\u1ed1i y\u00eau c\u1ea7u<\/span><\/li>\n<li><span>Theo nguy\u00ean t\u1eafc tr\u00ean, mang l\u1ea1i hai \u0111\u1eb7c t\u00ednh quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n Agile<\/span>\n<ul>\n<li><span>V\u1eeba k\u1ecbp gi\u1edd<\/span><\/li>\n<li><span>V\u1eeba \u0111\u1ee7<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><span>(T\u00f4i s\u1ebd vi\u1ebft nhi\u1ec1u b\u00e0i h\u01a1n li\u00ean quan \u0111\u1ebfn c\u00e1c nguy\u00ean t\u1eafc \u1edf tr\u00ean v\u1edbi \u00fd ki\u1ebfn \u200b\u200bc\u1ee7a ri\u00eang t\u00f4i, c\u00f3 li\u00ean quan ch\u1eb7t ch\u1ebd \u0111\u1ebfn l\u0129nh v\u1ef1c nghi\u00ean c\u1ee9u Ti\u1ebfn s\u0129 c\u1ee7a t\u00f4i trong n\u0103m 1992-1995 &#8211; ph\u00e9p bi\u1ebfn \u0111\u1ed5i si\u00eau m\u00f4 h\u00ecnh &amp; l\u01b0\u1ee3c \u0111\u1ed3)<\/span><\/p>\n<p><span>B\u00e2y gi\u1edd, h\u00e3y quay l\u1ea1i ch\u1ee7 \u0111\u1ec1 \u201cuse case v\u00e0 user story\u201d.\u00a0Ch\u00e0, c\u00e1c nh\u00e0 Agile c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng n\u1eb7ng \u0111\u00e3 b\u1ecf phi\u1ebfu cho \u0111i\u1ec1u \u0111\u00f3, t\u00f4i c\u00f3 qu\u00e1 c\u1ed1 ch\u1ea5p c\u1ed1 g\u1eafng l\u1eadt ng\u01b0\u1ee3c \u201cphi\u1ebfu b\u1ea7u c\u1ee7a h\u1ecd b\u1eb1ng c\u00e1ch tranh lu\u1eadn r\u1eb1ng h\u1ecd gi\u1ed1ng nhau ho\u1eb7c th\u1eadm ch\u00ed gi\u1ed1ng nhau kh\u00f4ng?<\/span><\/p>\n<p><span>H\u00e3y \u0111\u1ec3 t\u00f4i cho b\u1ea1n xem m\u1ed9t v\u00ed d\u1ee5 \u0111\u1ec3 minh h\u1ecda li\u1ec7u c\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng c\u00f3 \u201cqu\u00e1 kh\u00e1c\u201d v\u1edbi tr\u01b0\u1eddng h\u1ee3p ng\u01b0\u1eddi d\u00f9ng hay kh\u00f4ng:<\/span><\/p>\n<h2><span id=\"Example\"><span>V\u00ed d\u1ee5<\/span><\/span><\/h2>\n<p><span>Nh\u1eefng c\u00e2u chuy\u1ec7n v\u1ec1 ng\u01b0\u1eddi d\u00f9ng t\u1ed1t kh\u00f4ng ch\u1ec9 l\u00e0 nh\u1eefng tuy\u00ean b\u1ed1.\u00a0M\u1ed9t c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng ti\u00eau chu\u1ea9n bao g\u1ed3m ba ph\u1ea7n, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ba ph\u1ea7n C.<\/span><\/p>\n<p><span>Ch\u1eef \u201cC\u201d \u0111\u1ea7u ti\u00ean c\u1ee7a m\u1ed7i c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i tu\u00e2n theo \u0111\u1ecbnh d\u1ea1ng chu\u1ea9n h\u00f3a c\u1ee7a:<\/span><\/p>\n<p><span>V\u1edbi t\u01b0 c\u00e1ch l\u00e0 [vai tr\u00f2], t\u00f4i mu\u1ed1n [l\u00e0m \u0111i\u1ec1u g\u00ec \u0111\u00f3], \u0111\u1ec3 [c\u00f3 l\u1ee3i]<\/span><\/p>\n<p><span>l\u00e0 n\u1ed9i dung t\u1ed1i thi\u1ec3u c\u1ee7a c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o th\u1ebb.<\/span><\/p>\n<p><span>Cu\u1ed9c tr\u00f2 chuy\u1ec7n l\u00e0 n\u1ed9i dung c\u1ee7a ch\u1eef \u201cC\u201d th\u1ee9 hai c\u1ee7a c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng th\u1ec3 hi\u1ec7n cu\u1ed9c th\u1ea3o lu\u1eadn gi\u1eefa ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i, ch\u1ee7 d\u1ef1 \u00e1n v\u00e0 nh\u00f3m ph\u00e1t tri\u1ec3n.\u00a0Trong qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i n\u00e0y, n\u00f3 ghi l\u1ea1i cu\u1ed9c th\u1ea3o lu\u1eadn b\u1eb1ng l\u1eddi n\u00f3i ho\u1eb7c nhi\u1ec1u th\u00f4ng tin h\u1eefu \u00edch kh\u00e1c nh\u01b0 email, wireframe ho\u1eb7c b\u1ea5t k\u1ef3 n\u1ed9i dung li\u00ean quan n\u00e0o kh\u00e1c cho d\u1ef1 \u00e1n.<\/span><\/p>\n<p><span>Ch\u1eef \u201cC\u201d cu\u1ed1i c\u00f9ng c\u1ee7a c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng l\u00e0 x\u00e1c nh\u1eadn, l\u00e0 ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c nh\u1eadn r\u1eb1ng c\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c tri\u1ec3n khai \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa v\u00e0 ph\u00e2n ph\u1ed1i th\u00e0nh c\u00f4ng.<\/span><\/p>\n<p><span>H\u00e3y \u0111\u1ec3 t\u00f4i tr\u00ecnh b\u00e0y k\u1ef9 h\u01a1n m\u1ed9t ch\u00fat v\u1ec1 c\u00e1ch ph\u00e1t tri\u1ec3n ph\u1ea7n x\u00e1c nh\u1eadn c\u1ee7a c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng.\u00a0\u1ede \u0111\u00e2y, ch\u00fang t\u00f4i s\u1eed d\u1ee5ng m\u1eabu n\u1ed5i ti\u1ebfng nh\u1ea5t \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Gherkin s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c Cho tr\u01b0\u1edbc Khi-Th\u00ec \u0111\u1ec3 h\u01b0\u1edbng d\u1eabn vi\u1ec7c vi\u1ebft c\u00e1c b\u00e0i ki\u1ec3m tra ch\u1ea5p nh\u1eadn cho C\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng:<\/span><\/p>\n<ul>\n<li><span>(Cho .. v\u00e0) m\u1ed9t s\u1ed1 ng\u1eef c\u1ea3nh<\/span><\/li>\n<li><span>(Khi .. v\u00e0) m\u1ed9t s\u1ed1 h\u00e0nh \u0111\u1ed9ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n<\/span><\/li>\n<li><span>(Sau \u0111\u00f3 .. v\u00e0) Th\u1ef1c hi\u1ec7n m\u1ed9t s\u1ed1 h\u00e0nh \u0111\u1ed9ng<\/span><\/li>\n<\/ul>\n<p><span>C\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 khu\u00f4n kh\u1ed5 th\u1eed nghi\u1ec7m Cucumber v\u00e0 Jbehave khuy\u1ebfn kh\u00edch s\u1eed d\u1ee5ng khu\u00f4n m\u1eabu Cho \/ Khi n\u00e0o \/ Sau \u0111\u00f3 \u0111\u1ec3 ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m t\u1ef1 \u0111\u1ed9ng, m\u1eb7c d\u00f9 n\u00f3 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng thu\u1ea7n t\u00fay nh\u01b0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p heuristic b\u1ea5t k\u1ec3 c\u00f4ng c\u1ee5 c\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng hay kh\u00f4ng.<\/span><\/p>\n<p><span>H\u00e3y thu th\u1eadp t\u1ea5t c\u1ea3 th\u00f4ng tin cho c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng \u201c\u0111\u0103ng k\u00fd kh\u00f3a h\u1ecdc\u201d v\u00e0 \u0111\u1eb7t n\u00f3 \u1edf \u0111\u1ecbnh d\u1ea1ng 3Cs:<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-145\" src=\"https:\/\/blog.visual-paradigm.com\/vn\/wp-content\/uploads\/sites\/13\/2016\/08\/confirmation-1.jpg\" sizes=\"auto, (max-width: 817px) 100vw, 817px\" srcset=\"https:\/\/blog.visual-paradigm.com\/vn\/wp-content\/uploads\/sites\/13\/2016\/08\/confirmation-1.jpg 817w, https:\/\/blog.visual-paradigm.com\/vn\/wp-content\/uploads\/sites\/13\/2016\/08\/confirmation-1-300x214.jpg 300w, https:\/\/blog.visual-paradigm.com\/vn\/wp-content\/uploads\/sites\/13\/2016\/08\/confirmation-1-768x549.jpg 768w, https:\/\/blog.visual-paradigm.com\/vn\/wp-content\/uploads\/sites\/13\/2016\/08\/confirmation-1-260x185.jpg 260w, https:\/\/blog.visual-paradigm.com\/vn\/wp-content\/uploads\/sites\/13\/2016\/08\/confirmation-1-705x504.jpg 705w\" alt=\"x\u00e1c nh\u1eadn\" width=\"817\" height=\"584\" \/><\/p>\n<p><span>T\u00f4i \u0111\u00e3 s\u1eed d\u1ee5ng \u0111\u1ecbnh d\u1ea1ng 3 ch\u1eef C th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ea1i di\u1ec7n cho c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng &#8220;\u0111\u0103ng k\u00fd kh\u00f3a h\u1ecdc&#8221;.\u00a0T\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1eady, t\u00f4i c\u0169ng \u0111\u00e3 \u00e1p d\u1ee5ng \u0111\u1ecbnh d\u1ea1ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t \u0111\u1ec3 m\u00f4 t\u1ea3 cho c\u00f9ng m\u1ed9t tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng \u201c\u0111\u0103ng k\u00fd kh\u00f3a h\u1ecdc\u201d \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng b\u1edfi m\u00f4 t\u1ea3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng.\u00a0T\u00f4i \u0111\u00e3 \u0111\u00e1nh s\u1ed1 c\u00e1c b\u01b0\u1edbc c\u1ee7a ph\u1ea7n x\u00e1c nh\u1eadn (ch\u1eef C cu\u1ed1i c\u00f9ng) c\u1ee7a c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi s\u1ed1 b\u01b0\u1edbc m\u00e0 t\u00f4i \u0111\u1eb7t trong m\u00f4 t\u1ea3 ca s\u1eed d\u1ee5ng.\u00a0Ch\u00fang gi\u1ed1ng nhau \u201cch\u00edn b\u01b0\u1edbc\u201d c\u1ee7a k\u1ecbch b\u1ea3n \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o m\u1ed7i c\u00e1ch ti\u1ebfp c\u1eadn v\u1edbi th\u1ee9 t\u1ef1 kh\u00e1c nhau.\u00a0T\u00f4i tin r\u1eb1ng c\u1ea3 hai m\u00f4 h\u00ecnh \u0111\u1ea1i di\u1ec7n \u0111\u1ec1u c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 hi\u1ec1n tri\u1ebft v\u00e0 t\u00edn \u0111\u1ed3 t\u01b0\u01a1ng \u1ee9ng c\u1ee7a h\u1ecd.\u00a0Sau \u0111\u00f3, c\u00e2u h\u1ecfi m\u1ed9t l\u1ea7n n\u1eefa, li\u1ec7u c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng r\u1ea5t gi\u1ed1ng v\u1edbi tr\u01b0\u1eddng h\u1ee3p ng\u01b0\u1eddi d\u00f9ng v\u00e0 ch\u00fang kh\u00e1c nhau hay th\u1ee9 t\u1ef1 c\u1ee7a c\u00e1c b\u01b0\u1edbc g\u00e2y ra t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i ch\u1ec9 tr\u00edch \u0111\u1ed1i v\u1edbi ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng?<\/span><\/p>\n<h2><span id=\"Semantically_Equivalent_with_Different_Meaning\"><span>T\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1ec1 ng\u1eef ngh\u0129a v\u1edbi c\u00e1c ngh\u0129a kh\u00e1c nhau?<\/span><\/span><\/h2>\n<p><span>H\u00e3y \u0111i\u1ec1u tra xem c\u00f3 tr\u01b0\u1eddng h\u1ee3p t\u01b0\u01a1ng t\u1ef1 trong l\u0129nh v\u1ef1c m\u00f4 h\u00ecnh h\u00f3a hay kh\u00f4ng, \u0111\u1ec3 so s\u00e1nh v\u1edbi t\u00ecnh hu\u1ed1ng \u1edf \u0111\u00e2y ho\u1eb7c n\u00f3 c\u00f3 th\u1ec3 gi\u00fap ch\u00fang t\u00f4i b\u1ecf phi\u1ebfu c\u1ee7a ri\u00eang m\u00ecnh v\u1ec1 &#8220;c\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng&#8221;, nh\u01b0ng kh\u00f4ng m\u00f9 qu\u00e1ng theo \u0111\u00e1m \u0111\u00f4ng ho\u1eb7c l\u1eb7p l\u1ea1i nh\u1eefng g\u00ec hi\u1ec1n nh\u00e2n n\u00f3i nh\u01b0 v\u1eb9t n\u00f3i.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-146\" src=\"https:\/\/blog.visual-paradigm.com\/vn\/wp-content\/uploads\/sites\/13\/2016\/08\/use-case-description-user-story-1.jpg\" sizes=\"auto, (max-width: 629px) 100vw, 629px\" srcset=\"https:\/\/blog.visual-paradigm.com\/vn\/wp-content\/uploads\/sites\/13\/2016\/08\/use-case-description-user-story-1.jpg 629w, https:\/\/blog.visual-paradigm.com\/vn\/wp-content\/uploads\/sites\/13\/2016\/08\/use-case-description-user-story-1-269x300.jpg 269w\" alt=\"m\u00f4 t\u1ea3 ca s\u1eed d\u1ee5ng - c\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng\" width=\"629\" height=\"701\" \/><\/p>\n<p><strong><span>V\u00ed d\u1ee5: T\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1ec1 ng\u1eef ngh\u0129a<\/span><\/strong><\/p>\n<p><span>Trong UML, ch\u00fang ta c\u00f3 th\u1ec3 m\u00f4 t\u1ea3 m\u1ed9t k\u1ecbch b\u1ea3n ca s\u1eed d\u1ee5ng b\u1eb1ng m\u1ed9t bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1, nh\u01b0ng ch\u00fang ta th\u01b0\u1eddng kh\u00f4ng s\u1eed d\u1ee5ng m\u1ed9t bi\u1ec3u \u0111\u1ed3 c\u1ed9ng t\u00e1c cho c\u00f9ng m\u1ed9t m\u1ee5c \u0111\u00edch;\u00a0th\u1eadm ch\u00ed th\u00f4ng qua c\u1ea3 hai s\u01a1 \u0111\u1ed3 l\u00e0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1ec1 m\u1eb7t ng\u1eef ngh\u0129a.\u00a0N\u00f3i c\u00e1ch kh\u00e1c, c\u1ea3 s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 v\u00e0 s\u01a1 \u0111\u1ed3 c\u1ed9ng t\u00e1c \u0111\u1ec1u c\u00f3 c\u00f9ng s\u1ed1 l\u01b0\u1ee3ng \u0111\u1ed1i t\u01b0\u1ee3ng tham gia v\u00e0o m\u1ed9t k\u1ecbch b\u1ea3n v\u1edbi c\u00f9ng s\u1ed1 l\u01b0\u1ee3ng th\u00f4ng \u0111i\u1ec7p truy\u1ec1n xung quanh c\u00f9ng m\u1ed9t nh\u00f3m \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n m\u1ed9t nhi\u1ec7m v\u1ee5 c\u1ee7a m\u1ed9t k\u1ecbch b\u1ea3n.\u00a0Tuy nhi\u00ean, c\u00e1i \u0111\u1ea7u ti\u00ean l\u00e0 ti\u00eau \u0111i\u1ec3m th\u1eddi gian v\u00e0 c\u00e1i sau l\u00e0 ti\u00eau \u0111i\u1ec3m kh\u00f4ng gian.\u00a0Bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 tr\u1ef1c quan h\u01a1n khi s\u1eed d\u1ee5ng n\u00f3 v\u1edbi m\u00f4 h\u00ecnh k\u1ecbch b\u1ea3n, trong khi bi\u1ec3u \u0111\u1ed3 c\u1ed9ng t\u00e1c th\u00edch h\u1ee3p \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a m\u1ed1i quan h\u1ec7 c\u1ea5u tr\u00fac gi\u1eefa c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng.\u00a0t\u1ee9c l\u00e0 b\u1ea1n mu\u1ed1n bi\u1ec3u di\u1ec5n k\u1ecbch b\u1ea3n c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u00e3 tham gia theo c\u1ea5u tr\u00fac v\u00e0o khung MVC (m\u00f4 h\u00ecnh \/ khung nh\u00ecn v\u00e0 c\u00e1c l\u1edbp \u0111i\u1ec1u khi\u1ec3n).<\/span><\/p>\n<p><span>C\u00e1 nh\u00e2n t\u00f4i kh\u00f4ng ngh\u0129 r\u1eb1ng vi\u1ec7c s\u1eed d\u1ee5ng c\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng s\u1ebd l\u00e0m cho nh\u00f3m c\u1ee7a t\u00f4i tr\u1edf n\u00ean nhanh nh\u1eb9n v\u00e0 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng s\u1ebd khi\u1ebfn nh\u00f3m c\u1ee7a t\u00f4i b\u1ecb \u201ctr\u1ea3 gi\u00e1 tr\u01b0\u1edbc\u201d.\u00a0Quan tr\u1ecdng nh\u1ea5t l\u00e0 c\u00e1ch ch\u00fang ta \u00e1p d\u1ee5ng v\u00e0 s\u1eed d\u1ee5ng nh\u1eefng c\u00f4ng c\u1ee5 \u0111\u00f3 v\u1edbi t\u01b0 duy v\u00e0 ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t \u0111\u1eb1ng sau.\u00a0T\u00f4i kh\u00f4ng qu\u00e1 lo l\u1eafng v\u1ec1 vi\u1ec7c m\u1ecdi ng\u01b0\u1eddi coi t\u00f4i l\u00e0 \u201cphong c\u00e1ch c\u0169\u201d hay l\u1ed7i th\u1eddi khi t\u00f4i th\u1ef1c s\u1ef1 h\u00e0nh \u0111\u1ed9ng nhanh nh\u1eb9n.<\/span><\/p>\n<p><span>T\u00f4i v\u1eabn nh\u1edb trong nh\u1eefng ng\u00e0y ph\u00e2n t\u00edch v\u00e0 thi\u1ebft k\u1ebf c\u00f3 c\u1ea5u tr\u00fac, c\u00f3 l\u1ebd ch\u00fang ta c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Ki\u1ec3u d\u1eef li\u1ec7u tr\u1eebu t\u01b0\u1ee3ng trong ADA \u0111\u1ec3 \u00e1p d\u1ee5ng c\u00e1c nguy\u00ean t\u1eafc thi\u1ebft k\u1ebf v\u00e0 ph\u00e2n t\u00edch h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0 kh\u00f4ng c\u1ea7n s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a OOP n\u0103m 198x, ph\u1ea3i kh\u00f4ng?\u00a0Th\u1eadt kh\u00f4ng may, b\u1ea1n th\u1eadm ch\u00ed c\u00f3 th\u1ec3 kh\u00f4ng b\u1eaft g\u1eb7p c\u00e1c kh\u00e1i ni\u1ec7m v\u1ec1 Ki\u1ec3u d\u1eef li\u1ec7u tr\u1eebu t\u01b0\u1ee3ng!\u00a0\u1ed2!\u00a0Ch\u00faa \u01a1i, t\u00f4i v\u00f4 t\u00ecnh ti\u1ebft l\u1ed9 &#8211; T\u00f4i gi\u00e0 r\u1ed3i?\u00a0Ho\u1eb7c, t\u00f4i n\u00ean suy ngh\u0129 t\u00edch c\u1ef1c &#8211; c\u00f3 kinh nghi\u1ec7m?<\/span><\/p>\n<p><span>B\u1ea1n ngh\u0129 sao?\u00a0Phi\u1ebfu b\u1ea7u c\u1ee7a b\u1ea1n v\u1ec1 \u0111i\u1ec1u n\u00e0y l\u00e0 g\u00ec?\u00a0H\u00e3y cho t\u00f4i bi\u1ebft ho\u1eb7c s\u1eeda cho t\u00f4i n\u1ebfu t\u00f4i sai.<\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00ecm ki\u1ebfm tr\u00ean Google tr\u00ean web, Agile Sages coi c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng v\u00e0 c\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng l\u00e0 hai th\u1ee9 kh\u00e1c nhau: Mike Cohn:\u00a0\u00a0C\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng ph\u1ea3i l\u00e0 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng Alistair Cockburn:\u00a0\u00a0M\u1ed9t c\u00e2u chuy\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng l\u00e0 m\u1ed9t tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t con linh [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":113,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[4],"tags":[],"class_list":["post-137","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-agile-development","loop-entry","clr"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>User Story C\u00f3 T\u01b0\u01a1ng Th\u00edch V\u1edbi Tr\u01b0\u1eddng H\u1ee3p S\u1eed D\u1ee5ng Kh\u00f4ng? - Visual Paradigm Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, 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