{"id":10993,"date":"2026-03-06T07:37:18","date_gmt":"2026-03-05T23:37:18","guid":{"rendered":"https:\/\/www.archimetric.com\/vn\/writing_effective_use_case\/"},"modified":"2026-03-06T07:37:18","modified_gmt":"2026-03-05T23:37:18","slug":"writing_effective_use_case","status":"publish","type":"post","link":"https:\/\/www.archimetric.com\/vn\/writing_effective_use_case\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 vi\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3"},"content":{"rendered":"
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B\u1ea1n \u0111\u00e3 vi\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng t\u1ed1t cho h\u1ec7 th\u1ed1ng c\u1ee7a m\u00ecnh ch\u01b0a?<\/h3>\n

M\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 kh\u00f3 kh\u0103n nh\u1ea5t trong ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m l\u00e0 n\u1eafm b\u1eaft ch\u00ednh x\u00e1c \u0111i\u1ec1u b\u1ea1n mu\u1ed1n x\u00e2y d\u1ef1ng. C\u00e1c y\u00eau c\u1ea7u kh\u00f4ng ch\u00ednh x\u00e1c cu\u1ed1i c\u00f9ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn s\u1ef1 ch\u1eadm tr\u1ec5 \u0111\u00e1ng k\u1ec3 trong d\u1ef1 \u00e1n, ph\u1ea3i l\u00e0m l\u1ea1i ho\u1eb7c th\u1eadm ch\u00ed t\u1eeb b\u1ecf.<\/p>\n

Vi\u1ec7c \u00e1p d\u1ee5ng hi\u1ec7u qu\u1ea3 c\u00e1c k\u1ef9 thu\u1eadt tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng c\u00f3 th\u1ec3 gi\u00fap \u0111\u1ed9i c\u1ee7a b\u1ea1n thu th\u1eadp y\u00eau c\u1ea7u t\u1eeb g\u00f3c nh\u00ecn ng\u01b0\u1eddi d\u00f9ng, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c c\u1ea3 ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i v\u00e0 \u0111\u1ed9i c\u1ee7a b\u1ea1n hi\u1ec3u. Ph\u00e1t tri\u1ec3n d\u1ef1a tr\u00ean tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng h\u1ed7 tr\u1ee3 c\u00e1c ho\u1ea1t \u0111\u1ed9ng ph\u00e1t tri\u1ec3n ti\u1ebfp theo nh\u01b0 ph\u00e2n t\u00edch, thi\u1ebft k\u1ebf v\u00e0 ki\u1ec3m th\u1eed.<\/p>\n<\/div>\n

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\"use<\/p>\n

Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng l\u00e0 g\u00ec?<\/h3>\n

\"objective\"<\/p>\n

C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng l\u00e0 nh\u1eefng vi\u1ec7c m\u00e0 c\u00e1c t\u00e1c nh\u00e2n mu\u1ed1n th\u1ef1c hi\u1ec7n nh\u1eb1m \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t m\u1ee5c ti\u00eau kinh doanh c\u00f3 th\u1ec3 quan s\u00e1t \u0111\u01b0\u1ee3c. Ch\u00fang \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean b\u1eb1ng m\u1ed9t \u0111\u1ed9ng t\u1eeb ng\u1eafn ho\u1eb7c c\u1ee5m \u0111\u1ed9ng t\u1eeb + danh t\u1eeb. B\u1ea1n n\u00ean s\u1eed d\u1ee5ng c\u00e1c \u0111\u1ed9ng t\u1eeb v\u00e0 danh t\u1eeb c\u1ee5 th\u1ec3 \u0111\u1ec3 tr\u00e1nh g\u00e2y hi\u1ec3u l\u1ea7m. C\u00e1c \u0111\u1ed9ng t\u1eeb nh\u01b0 ‘th\u1ef1c hi\u1ec7n’ v\u00e0 ‘th\u1ef1c hi\u1ec7n’ v\u00e0 c\u00e1c danh t\u1eeb nh\u01b0 ‘d\u1eef li\u1ec7u’ v\u00e0 ‘th\u00f4ng tin’ n\u00ean \u0111\u01b0\u1ee3c tr\u00e1nh m\u1ed7i khi c\u00f3 th\u1ec3.<\/p>\n

V\u1ec1 m\u1eb7t l\u00fd thuy\u1ebft, ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i s\u1ebd th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh \u0111\u1ed9ng \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi h\u1ec7 th\u1ed1ng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau cu\u1ed1i c\u00f9ng, nh\u01b0 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh trong ph\u00e2n t\u00edch tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng. H\u00e3y l\u1ea5y v\u00ed d\u1ee5 v\u1ec1 m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u1eb7t ph\u00f2ng kh\u00e1ch s\u1ea1n tr\u1ef1c tuy\u1ebfn. ‘\u0110\u1eb7t ph\u00f2ng’ ch\u1eafc ch\u1eafn l\u00e0 m\u1ed9t m\u1ee5c ti\u00eau kinh doanh v\u00e0 do \u0111\u00f3 l\u00e0 m\u1ed9t tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng. Kh\u1ea3 n\u0103ng t\u00ecm ki\u1ebfm m\u1ed9t kh\u00e1ch s\u1ea1n tr\u00ean b\u1ea3n \u0111\u1ed3 tr\u1ef1c tuy\u1ebfn c\u0169ng c\u00f3 th\u1ec3 l\u00e0 mong mu\u1ed1n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. Tuy nhi\u00ean, \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng v\u00ec h\u00e0nh \u0111\u1ed9ng \u0111\u00f3 b\u1ea3n th\u00e2n n\u00f3 kh\u00f4ng t\u1ea1o ra b\u1ea5t k\u1ef3 m\u1ee5c ti\u00eau n\u00e0o c\u00f3 th\u1ec3 quan s\u00e1t \u0111\u01b0\u1ee3c.<\/p>\n

Kh\u00f4ng ph\u00f9 h\u1ee3p khi m\u00f4 h\u00ecnh h\u00f3a c\u00e1c y\u00eau c\u1ea7u li\u00ean quan \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 tri\u1ec3n khai nh\u01b0 h\u1ed7 tr\u1ee3 nhi\u1ec1u l\u1ea7n xu\u1ea5t hi\u1ec7n, b\u1ed1 tr\u00ed tri\u1ec3n khai, x\u00e2y d\u1ef1ng c\u01a1 s\u1edf d\u1eef li\u1ec7u. T\u1ea5t c\u1ea3 nh\u1eefng \u0111i\u1ec1u n\u00e0y \u0111\u1ec1u sai v\u00e0 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c x\u00e2y d\u1ef1ng c\u00e1c h\u1ec7 th\u1ed1ng k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng, th\u1eadm ch\u00ed sai.<\/p>\n

C\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i<\/h3>\n

B\u1ea5t k\u1ef3 ai c\u00f3 kinh nghi\u1ec7m trong ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m \u0111\u1ec1u c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i c\u00e1c v\u1ea5n \u0111\u1ec1 giao ti\u1ebfp gi\u1eefa ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i v\u00e0 \u0111\u1ed9i ph\u00e1t tri\u1ec3n. V\u1ea5n \u0111\u1ec1 n\u00e0y c\u00f3 th\u1ec3 tr\u1edf n\u00ean nghi\u00eam tr\u1ecdng h\u01a1n khi c\u00e1c th\u00e0nh vi\u00ean l\u00e0m vi\u1ec7c \u1edf c\u00e1c v\u1ecb tr\u00ed xa nhau. C\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng l\u00e0 m\u1ed9t c\u00e1ch tuy\u1ec7t v\u1eddi \u0111\u1ec3 m\u1edf cu\u1ed9c th\u1ea3o lu\u1eadn v\u1edbi kh\u00e1ch h\u00e0ng v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u00fang t\u00f4i th\u1ef1c s\u1ef1 hi\u1ec3u \u0111\u01b0\u1ee3c nh\u1eefng g\u00ec h\u1ecd th\u1ef1c s\u1ef1 mu\u1ed1n.<\/p>\n

C\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c t\u1ea1o b\u1edfi ng\u01b0\u1eddi s\u1edf h\u1eefu s\u1ea3n ph\u1ea9m ghi l\u1ea1i ‘ai’, ‘l\u00e0 g\u00ec’ v\u00e0 ‘t\u1ea1i sao’ c\u1ee7a y\u00eau c\u1ea7u theo c\u00e1ch \u0111\u01a1n gi\u1ea3n v\u00e0 s\u00fac t\u00edch, v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c vi\u1ebft b\u1eb1ng ng\u00f4n ng\u1eef t\u1ef1 nhi\u00ean, kh\u00f4ng chuy\u00ean m\u00f4n.<\/p>\n

Ph\u00e1t tri\u1ec3n linh ho\u1ea1t \u0111\u00e3 tr\u1edf th\u00e0nh ph\u01b0\u01a1ng ph\u00e1p ch\u00ednh th\u1ed1ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 kh\u00e1m ph\u00e1 y\u00eau c\u1ea7u c\u00f9ng v\u1edbi c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng.<\/p>\n

C\u00e1c c\u00e2n nh\u1eafc th\u1ef1c ti\u1ec5n<\/h3>\n

Th\u00f4ng th\u01b0\u1eddng, m\u1ed9t \u0111\u1ed9i ph\u00e1t tri\u1ec3n linh ho\u1ea1t v\u1edbi trung b\u00ecnh 10 th\u00e0nh vi\u00ean c\u00f3 th\u1ec3 c\u00f3 h\u00e0ng tr\u0103m c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng trong quy tr\u00ecnh l\u00e0m vi\u1ec7c, m\u1ed9t s\u1ed1 trong \u0111\u00f3 li\u00ean k\u1ebft v\u1edbi nhau v\u00e0 \u0111\u01b0\u1ee3c chia nh\u1ecf t\u1eeb c\u00e1c epic ho\u1eb7c c\u00e1c phi\u00ean b\u1ea3n chi ti\u1ebft c\u1ee7a c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng t\u1eeb Sprint tr\u01b0\u1edbc. M\u1ed9t c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng l\u00e0 m\u1ed9t t\u00e0i s\u1ea3n nh\u1ea5t th\u1eddi, ch\u1ec9 t\u1ed3n t\u1ea1i trong Sprint v\u00e0 b\u1ecb lo\u1ea1i b\u1ecf v\u00e0o cu\u1ed1i v\u00f2ng ph\u00e1t tri\u1ec3n.<\/p>\n

C\u00e1c \u0111\u1ed9i ph\u00e1t tri\u1ec3n linh ho\u1ea1t v\u00e0 th\u00e0nh vi\u00ean Scrum th\u01b0\u1eddng nh\u1eadn th\u1ea5y r\u1eb1ng h\u1ecd d\u1ec5 tr\u1edf n\u00ean kh\u00f3 ki\u1ec3m so\u00e1t v\u00e0 kh\u00f3 t\u1ed5 ch\u1ee9c m\u1ed9t c\u00e1ch g\u1ecdn g\u00e0ng v\u00e0 tr\u1eadt t\u1ef1, \u0111\u1eb7c bi\u1ec7t khi c\u00e1c th\u00e0nh vi\u00ean mu\u1ed1n tham kh\u1ea3o c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng li\u00ean quan t\u1eeb c\u00e1c Sprint tr\u01b0\u1edbc.<\/p>\n

Thay v\u00e0o \u0111\u00f3, tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 c\u00f3 t\u00ednh li\u00ean t\u1ee5c h\u01a1n trong su\u1ed1t v\u00f2ng \u0111\u1eddi ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m v\u00e0 c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 l\u00e0 ch\u1ed7 tr\u1ed1ng \u0111\u1ec3 l\u01b0u tr\u1eef c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng li\u00ean quan trong ph\u1ea1m vi epic. Ngo\u00e0i ra, tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t t\u00e0i li\u1ec7u tham kh\u1ea3o li\u00ean t\u1ee5c cho \u0111\u1ed9i ph\u00e1t tri\u1ec3n<\/p>\n

\"Overview<\/p>\n

S\u01a1 \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng l\u00e0 g\u00ec?<\/h3>\n

S\u01a1 \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng l\u00e0 m\u1ed9t lo\u1ea1iNg\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a th\u1ed1ng nh\u1ea5t (UML)<\/a>s\u01a1 \u0111\u1ed3 \u0111\u01b0\u1ee3c t\u1ea1o ra \u0111\u1ec3 thu th\u1eadp y\u00eau c\u1ea7u, \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a b\u1edfiNh\u00f3m Qu\u1ea3n l\u00fd \u0110\u1ed1i t\u01b0\u1ee3ng<\/a> (OMG). S\u01a1 \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng cung c\u1ea5p c\u00e1i nh\u00ecn tr\u1ef1c quan v\u1ec1 c\u00e1c m\u1ee5c ti\u00eau (\u0111\u01b0\u1ee3c m\u00f4 h\u00ecnh h\u00f3a b\u1eb1ng c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng) m\u00e0 ng\u01b0\u1eddi d\u00f9ng (\u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng c\u00e1c t\u00e1c nh\u00e2n) mu\u1ed1n \u0111\u1ea1t \u0111\u01b0\u1ee3c khi s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng (\u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng ranh gi\u1edbi h\u1ec7 th\u1ed1ng t\u00f9y ch\u1ecdn).<\/p>\n

C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng trong s\u01a1 \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c v\u00e0 s\u1eafp x\u1ebfp theo m\u1ee9c \u0111\u1ed9 li\u00ean quan, m\u1ee9c \u0111\u1ed9 tr\u1eebu t\u01b0\u1ee3ng v\u00e0 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng. Ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i \u0111\u1ec3 th\u1ec3 hi\u1ec7n m\u1ed1i quan h\u1ec7 ph\u1ee5 thu\u1ed9c, bao g\u1ed3m v\u00e0 m\u1edf r\u1ed9ng. M\u1ee5c \u0111\u00edch ch\u00ednh c\u1ee7a vi\u1ec7c m\u00f4 h\u00ecnh h\u00f3a tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng b\u1eb1ng s\u01a1 \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng l\u00e0 x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho h\u1ec7 th\u1ed1ng b\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh nh\u1eefng g\u00ec ng\u01b0\u1eddi d\u00f9ng mu\u1ed1n. D\u1ef1a tr\u00ean k\u1ebft qu\u1ea3 ph\u00e2n t\u00edch, b\u1ea1n c\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u c\u00e1ch \u0111\u00e1p \u1ee9ng nh\u1eefng nhu c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng \u0111\u00f3.<\/p>\n

\"useS\u01a1 \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb c\u00e1c t\u00e1c nh\u00e2n, c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng v\u00e0 c\u00e1c m\u1ed1i quan h\u1ec7 (c\u00e1c k\u1ebft n\u1ed1i).<\/p>\n

M\u1ed9t t\u00e1c nh\u00e2n l\u00e0 b\u1ea5t k\u1ef3 c\u00e1 nh\u00e2n hay h\u1ec7 th\u1ed1ng b\u00ean ngo\u00e0i n\u00e0o t\u01b0\u01a1ng t\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau ng\u01b0\u1eddi d\u00f9ng. C\u00f3 hai lo\u1ea1i t\u00e1c nh\u00e2n \u2013 ch\u00ednh v\u00e0 ph\u1ee5.<\/p>\n