{"id":95,"date":"2026-04-08T15:49:38","date_gmt":"2026-04-08T15:49:38","guid":{"rendered":"https:\/\/www.hi-posts.com\/vn\/object-oriented-analysis-design-guide-aligning-requirements-design\/"},"modified":"2026-04-08T15:49:38","modified_gmt":"2026-04-08T15:49:38","slug":"object-oriented-analysis-design-guide-aligning-requirements-design","status":"publish","type":"post","link":"https:\/\/www.hi-posts.com\/vn\/object-oriented-analysis-design-guide-aligning-requirements-design\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn Ph\u00e2n t\u00edch v\u00e0 Thi\u1ebft k\u1ebf H\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng: \u0110\u1ed3ng b\u1ed9 h\u00f3a Y\u00eau c\u1ea7u Nh\u00f3m v\u1edbi C\u00e1c Quy\u1ebft \u0111\u1ecbnh Thi\u1ebft k\u1ebf K\u1ef9 thu\u1eadt"},"content":{"rendered":"<p>Trong b\u1ed1i c\u1ea3nh ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, kho\u1ea3ng c\u00e1ch gi\u1eefa nh\u1eefng g\u00ec doanh nghi\u1ec7p c\u1ea7n v\u00e0 nh\u1eefng g\u00ec h\u1ec7 th\u1ed1ng cung c\u1ea5p l\u00e0 m\u1ed9t ngu\u1ed3n ph\u1ed5 bi\u1ebfn c\u1ee7a s\u1ef1 c\u0103ng th\u1eb3ng. Kho\u1ea3ng c\u00e1ch n\u00e0y th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n khi<strong>Ph\u00e2n t\u00edch v\u00e0 Thi\u1ebft k\u1ebf H\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng (OOAD)<\/strong> c\u00e1c quy tr\u00ecnh \u0111\u01b0\u1ee3c coi l\u00e0 nh\u1eefng b\u00e0i t\u1eadp k\u1ef9 thu\u1eadt t\u00e1ch bi\u1ec7t thay v\u00ec nh\u1eefng c\u1ea7u n\u1ed1i h\u1ee3p t\u00e1c. \u0110\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c h\u1ec7 th\u1ed1ng v\u1eefng ch\u1eafc, c\u00e1c nh\u00f3m ph\u1ea3i \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c quy\u1ebft \u0111\u1ecbnh thi\u1ebft k\u1ebf k\u1ef9 thu\u1eadt ph\u1ea3n \u00e1nh tr\u1ef1c ti\u1ebfp c\u00e1c y\u00eau c\u1ea7u kinh doanh c\u1ed1t l\u00f5i. H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00e1m ph\u00e1 c\u00e1ch \u0111\u1ed3ng b\u1ed9 h\u00f3a hai khu v\u1ef1c then ch\u1ed1t n\u00e0y m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, \u0111\u1ea3m b\u1ea3o t\u00ednh r\u00f5 r\u00e0ng, kh\u1ea3 n\u0103ng b\u1ea3o tr\u00ec v\u00e0 vi\u1ec7c giao d\u1ecbch gi\u00e1 tr\u1ecb.<\/p>\n<p>Khi c\u00e1c nh\u00f3m kh\u00f4ng th\u1ec3 \u0111\u1ed3ng b\u1ed9 h\u00f3a ph\u00e2n t\u00edch v\u1edbi thi\u1ebft k\u1ebf, k\u1ebft qu\u1ea3 th\u01b0\u1eddng l\u00e0 n\u1ee3 k\u1ef9 thu\u1eadt. C\u00e1c t\u00ednh n\u0103ng \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng m\u00e0 kh\u00f4ng gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c nh\u1eefng v\u1ea5n \u0111\u1ec1 th\u1ef1c t\u1ebf, ho\u1eb7c ki\u1ebfn tr\u00fac tr\u1edf n\u00ean qu\u00e1 c\u1ee9ng nh\u1eafc \u0111\u1ec3 th\u00edch nghi v\u1edbi nhu c\u1ea7u thay \u0111\u1ed5i. B\u1eb1ng c\u00e1ch t\u1eadp trung v\u00e0o c\u00e1c nguy\u00ean t\u1eafc c\u1ed1t l\u00f5i c\u1ee7a OOAD, c\u00e1c nh\u00f3m ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c h\u1ec7 th\u1ed1ng v\u1eeba v\u1eefng ch\u1eafc v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt v\u1eeba ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u kinh doanh.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Line art infographic illustrating Object-Oriented Analysis and Design (OOAD) workflow: Analysis phase (actors, use cases, domain modeling) bridges to Design phase (classes, patterns, interfaces) via traceability matrices, ubiquitous language, and visual modeling; includes key OOAD components (classes\/objects, inheritance, encapsulation) and alignment strategies (feedback loops, scope creep solutions, YAGNI principle) for software development teams\" decoding=\"async\" src=\"https:\/\/www.hi-posts.com\/wp-content\/uploads\/2026\/04\/ooad-requirements-design-alignment-infographic-line-art.jpg\"\/><\/figure>\n<\/div>\n<h2>\ud83d\udccb Hi\u1ec3u r\u00f5 c\u00e1c giai \u0111o\u1ea1n c\u1ed1t l\u00f5i c\u1ee7a OOAD<\/h2>\n<p>Ph\u00e2n t\u00edch v\u00e0 Thi\u1ebft k\u1ebf H\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 ki\u1ec7n duy nh\u1ea5t m\u00e0 l\u00e0 m\u1ed9t quy tr\u00ecnh c\u00f3 c\u1ea5u tr\u00fac. N\u00f3 bao g\u1ed3m vi\u1ec7c m\u00f4 h\u00ecnh h\u00f3a kh\u00f4ng gian v\u1ea5n \u0111\u1ec1 (Ph\u00e2n t\u00edch) v\u00e0 kh\u00f4ng gian gi\u1ea3i ph\u00e1p (Thi\u1ebft k\u1ebf). M\u1eb7c d\u00f9 hai giai \u0111o\u1ea1n n\u00e0y giao nhau trong c\u00e1c quy tr\u00ecnh agile hi\u1ec7n \u0111\u1ea1i, nh\u01b0ng vi\u1ec7c hi\u1ec3u r\u00f5 m\u1ee5c ti\u00eau ri\u00eang bi\u1ec7t c\u1ee7a ch\u00fang s\u1ebd gi\u00fap duy tr\u00ec s\u1ef1 \u0111\u1ed3ng b\u1ed9.<\/p>\n<h3>\ud83d\udd0d Giai \u0111o\u1ea1n Ph\u00e2n t\u00edch: X\u00e1c \u0111\u1ecbnh \u2018C\u00e1i g\u00ec\u2019<\/h3>\n<p>Giai \u0111o\u1ea1n Ph\u00e2n t\u00edch t\u1eadp trung v\u00e0o vi\u1ec7c hi\u1ec3u r\u00f5 l\u0129nh v\u1ef1c v\u1ea5n \u0111\u1ec1 m\u00e0 kh\u00f4ng c\u1ea7n lo l\u1eafng v\u1ec1 n\u1ec1n t\u1ea3ng c\u00f4ng ngh\u1ec7. M\u1ee5c ti\u00eau l\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng, thu\u1ed9c t\u00ednh c\u1ee7a ch\u00fang v\u00e0 h\u00e0nh vi c\u1ee7a ch\u00fang nh\u01b0 ch\u00fang t\u1ed3n t\u1ea1i trong th\u1ebf gi\u1edbi th\u1ef1c ho\u1eb7c b\u1ed1i c\u1ea3nh kinh doanh.<\/p>\n<ul>\n<li><strong>X\u00e1c \u0111\u1ecbnh Ng\u01b0\u1eddi tham gia:<\/strong> Ai t\u01b0\u01a1ng t\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng? (v\u00ed d\u1ee5: Kh\u00e1ch h\u00e0ng, Qu\u1ea3n tr\u1ecb vi\u00ean, API b\u00ean ngo\u00e0i).<\/li>\n<li><strong>X\u00e1c \u0111\u1ecbnh Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng:<\/strong> Nh\u1eefng h\u00e0nh \u0111\u1ed9ng n\u00e0o m\u00e0 c\u00e1c ng\u01b0\u1eddi tham gia n\u00e0y th\u1ef1c hi\u1ec7n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau?<\/li>\n<li><strong>M\u00f4 h\u00ecnh h\u00f3a L\u0129nh v\u1ef1c:<\/strong> Nh\u1eefng th\u1ef1c th\u1ec3 c\u1ed1t l\u00f5i n\u00e0o tham gia? (v\u00ed d\u1ee5: \u0110\u01a1n h\u00e0ng, S\u1ea3n ph\u1ea9m, Ng\u01b0\u1eddi d\u00f9ng).<\/li>\n<li><strong>Thi\u1ebft l\u1eadp Quy t\u1eafc:<\/strong> Nh\u1eefng r\u00e0ng bu\u1ed9c n\u00e0o chi ph\u1ed1i h\u00e0nh vi c\u1ee7a c\u00e1c th\u1ef1c th\u1ec3 n\u00e0y?<\/li>\n<\/ul>\n<p>Trong giai \u0111o\u1ea1n n\u00e0y, nh\u00f3m s\u1ebd t\u1ea1o ra c\u00e1c m\u00f4 h\u00ecnh \u0111\u1ea1i di\u1ec7n cho logic kinh doanh. Nh\u1eefng m\u00f4 h\u00ecnh n\u00e0y \u0111\u00f3ng vai tr\u00f2 nh\u01b0 h\u1ee3p \u0111\u1ed3ng gi\u1eefa c\u00e1c b\u00ean li\u00ean quan v\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n. N\u1ebfu ph\u00e2n t\u00edch kh\u00f4ng r\u00f5 r\u00e0ng, thi\u1ebft k\u1ebf s\u1ebd kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi l\u1ec7ch h\u01b0\u1edbng.<\/p>\n<h3>\u2699\ufe0f Giai \u0111o\u1ea1n Thi\u1ebft k\u1ebf: X\u00e1c \u0111\u1ecbnh \u2018L\u00e0m th\u1ebf n\u00e0o\u2019<\/h3>\n<p>Giai \u0111o\u1ea1n Thi\u1ebft k\u1ebf chuy\u1ec3n \u0111\u1ed5i c\u00e1c m\u00f4 h\u00ecnh ph\u00e2n t\u00edch th\u00e0nh b\u1ea3n v\u1ebd k\u1ef9 thu\u1eadt. \u1ede \u0111\u00e2y, tr\u1ecdng t\u00e2m chuy\u1ec3n sang c\u00e1c chi ti\u1ebft tri\u1ec3n khai, ch\u1eb3ng h\u1ea1n nh\u01b0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u, giao di\u1ec7n v\u00e0 ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng.<\/p>\n<ul>\n<li><strong>Tinh ch\u1ec9nh L\u1edbp:<\/strong>Chuy\u1ec3n c\u00e1c kh\u00e1i ni\u1ec7m l\u0129nh v\u1ef1c th\u00e0nh c\u1ea5u tr\u00fac m\u00e3 ngu\u1ed3n.<\/li>\n<li><strong>Ch\u1ecdn M\u1eabu:<\/strong>\u00c1p d\u1ee5ng c\u00e1c m\u1eabu ki\u1ebfn tr\u00fac \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 l\u1eb7p l\u1ea1i.<\/li>\n<li><strong>X\u00e1c \u0111\u1ecbnh Giao di\u1ec7n:<\/strong>X\u00e1c \u0111\u1ecbnh c\u00e1ch c\u00e1c b\u1ed9 ph\u1eadn kh\u00e1c nhau c\u1ee7a h\u1ec7 th\u1ed1ng giao ti\u1ebfp v\u1edbi nhau.<\/li>\n<li><strong>T\u1ed1i \u01b0u Hi\u1ec7u su\u1ea5t:<\/strong>Xem x\u00e9t vi\u1ec7c s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng.<\/li>\n<\/ul>\n<p>M\u1ed9t giai \u0111o\u1ea1n thi\u1ebft k\u1ebf \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ed1t s\u1ebd \u0111\u1ea3m b\u1ea3o r\u1eb1ng gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt v\u1eabn trung th\u00e0nh v\u1edbi c\u00e1c y\u00eau c\u1ea7u \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c l\u1eadp trong giai \u0111o\u1ea1n ph\u00e2n t\u00edch.<\/p>\n<h2>\ud83d\udd17 K\u1ebft n\u1ed1i Nhu c\u1ea7u Kinh doanh v\u1edbi Logic K\u1ef9 thu\u1eadt<\/h2>\n<p>Y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t trong OOAD l\u00e0 kh\u1ea3 n\u0103ng truy xu\u1ea5t ngu\u1ed3n g\u1ed1c gi\u1eefa m\u1ed9t y\u00eau c\u1ea7u kinh doanh v\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n k\u1ef9 thu\u1eadt. M\u1ed7i \u0111o\u1ea1n m\u00e3 ph\u1ea3i c\u00f3 l\u00fd do h\u1ee3p l\u00fd xu\u1ea5t ph\u00e1t t\u1eeb m\u1ed9t nhu c\u1ea7u c\u1ee5 th\u1ec3.<\/p>\n<h3>1. Ma tr\u1eadn kh\u1ea3 n\u0103ng truy xu\u1ea5t ngu\u1ed3n g\u1ed1c<\/h3>\n<p>Vi\u1ec7c t\u1ea1o t\u00e0i li\u1ec7u \u00e1nh x\u1ea1 gi\u00fap theo d\u00f5i c\u00e1c y\u00eau c\u1ea7u trong su\u1ed1t v\u00f2ng \u0111\u1eddi ph\u00e1t tri\u1ec3n. T\u00e0i li\u1ec7u n\u00e0y li\u00ean k\u1ebft c\u00e1c m\u1ee5c ti\u00eau kinh doanh c\u1ea5p cao v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 thi\u1ebft k\u1ebf c\u1ee5 th\u1ec3.<\/p>\n<ul>\n<li><strong>M\u00e3 y\u00eau c\u1ea7u:<\/strong> M\u1ed9t \u0111\u1ecbnh danh duy nh\u1ea5t cho nhu c\u1ea7u kinh doanh.<\/li>\n<li><strong> Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng:<\/strong> T\u00ecnh hu\u1ed1ng m\u00f4 t\u1ea3 t\u01b0\u01a1ng t\u00e1c.<\/li>\n<li><strong> L\u1edbp\/Module:<\/strong> Th\u00e0nh ph\u1ea7n k\u1ef9 thu\u1eadt th\u1ef1c hi\u1ec7n logic.<\/li>\n<li><strong> Tr\u01b0\u1eddng h\u1ee3p ki\u1ec3m th\u1eed:<\/strong> B\u01b0\u1edbc x\u00e1c minh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7.<\/li>\n<\/ul>\n<h3>2. Ng\u00f4n ng\u1eef ph\u1ed5 bi\u1ebfn<\/h3>\n<p>Thu\u1eadt ng\u1eef l\u00e0 m\u1ed9t \u0111i\u1ec3m th\u01b0\u1eddng xuy\u00ean th\u1ea5t b\u1ea1i. C\u00e1c b\u00ean li\u00ean quan kinh doanh c\u00f3 th\u1ec3 d\u00f9ng t\u1eeb nh\u01b0 \u201cKh\u00e1ch h\u00e0ng\u201d trong khi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n d\u00f9ng \u201cNg\u01b0\u1eddi d\u00f9ng\u201d ho\u1eb7c \u201cT\u00e0i kho\u1ea3n\u201d. Thi\u1ebft l\u1eadp m\u1ed9t <strong>Ng\u00f4n ng\u1eef ph\u1ed5 bi\u1ebfn<\/strong> \u0111\u1ea3m b\u1ea3o m\u1ecdi ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t b\u1ed9 t\u1eeb v\u1ef1ng.<\/p>\n<ul>\n<li>T\u1ed5 ch\u1ee9c c\u00e1c bu\u1ed5i xem x\u00e9t t\u1eeb \u0111i\u1ec3n \u0111\u1ecbnh k\u1ef3.<\/li>\n<li>C\u1eadp nh\u1eadt m\u00f4 h\u00ecnh ngay l\u1eadp t\u1ee9c khi t\u1eeb ng\u1eef thay \u0111\u1ed5i.<\/li>\n<li>S\u1eed d\u1ee5ng c\u00e1c thu\u1eadt ng\u1eef chuy\u00ean ng\u00e0nh trong t\u00ean bi\u1ebfn m\u00e3 ngu\u1ed3n.<\/li>\n<\/ul>\n<h3>3. M\u00f4 h\u00ecnh h\u00f3a tr\u1ef1c quan<\/h3>\n<p>C\u00e1c s\u01a1 \u0111\u1ed3 \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u00f4ng c\u1ee5 giao ti\u1ebfp ph\u1ed5 qu\u00e1t. Ch\u00fang cho ph\u00e9p c\u00e1c b\u00ean li\u00ean quan kh\u00f4ng chuy\u00ean v\u1ec1 k\u1ef9 thu\u1eadt x\u00e1c minh logic tr\u01b0\u1edbc khi vi\u1ebft m\u00e3.<\/p>\n<ul>\n<li><strong>S\u01a1 \u0111\u1ed3 l\u1edbp:<\/strong> Hi\u1ec3n th\u1ecb c\u1ea5u tr\u00fac v\u00e0 m\u1ed1i quan h\u1ec7.<\/li>\n<li><strong>S\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1:<\/strong> Hi\u1ec3n th\u1ecb lu\u1ed3ng t\u01b0\u01a1ng t\u00e1c theo th\u1eddi gian.<\/li>\n<li><strong>S\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i:<\/strong> Hi\u1ec3n th\u1ecb c\u00e1c chuy\u1ec3n \u0111\u1ed5i tr\u1ea1ng th\u00e1i v\u00f2ng \u0111\u1eddi c\u1ee7a m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng.<\/li>\n<\/ul>\n<h2>\ud83e\udde9 C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u00f4 h\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng<\/h2>\n<p>\u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 \u0111\u1ed3ng thu\u1eadn, \u0111\u1ed9i ng\u0169 ph\u1ea3i hi\u1ec3u r\u00f5 c\u00e1c kh\u1ed1i x\u00e2y d\u1ef1ng c\u01a1 b\u1ea3n c\u1ee7a OOAD. Nh\u1eefng th\u00e0nh ph\u1ea7n n\u00e0y t\u1ea1o n\u00ean b\u1ed9 t\u1eeb v\u1ef1ng d\u00f9ng \u0111\u1ec3 x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng.<\/p>\n<h3>\ud83c\udff7\ufe0f L\u1edbp v\u00e0 \u0110\u1ed1i t\u01b0\u1ee3ng<\/h3>\n<p>L\u1edbp l\u00e0 b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf, trong khi \u0111\u1ed1i t\u01b0\u1ee3ng l\u00e0 m\u1ed9t th\u1ec3 hi\u1ec7n c\u1ee7a b\u1ea3n v\u1ebd \u0111\u00f3. Trong s\u1ef1 \u0111\u1ed3ng thu\u1eadn, \u0111\u1ecbnh ngh\u0129a l\u1edbp ph\u1ea3i ph\u1ea3n \u00e1nh \u0111\u00fang th\u1ef1c th\u1ec3 trong th\u1ebf gi\u1edbi th\u1ef1c m\u00e0 n\u00f3 \u0111\u1ea1i di\u1ec7n.<\/p>\n<ul>\n<li><strong>Thu\u1ed9c t\u00ednh:<\/strong> D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong \u0111\u1ed1i t\u01b0\u1ee3ng (v\u00ed d\u1ee5 nh\u01b0 <code>gi\u00e1<\/code>, <code>tr\u1ea1ng th\u00e1i<\/code>).<\/li>\n<li><strong>Ph\u01b0\u01a1ng th\u1ee9c:<\/strong> H\u00e0nh vi m\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n (v\u00ed d\u1ee5 nh\u01b0 <code>t\u00ednhChi\u1ebftKh\u1ea5u()<\/code>).<\/li>\n<li><strong>M\u1ed1i quan h\u1ec7:<\/strong> C\u00e1ch c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng k\u1ebft n\u1ed1i v\u1edbi nhau (v\u00ed d\u1ee5 nh\u01b0 <code>k\u1ebf th\u1eeba t\u1eeb<\/code>, <code>ch\u1ee9a<\/code>, <code>s\u1eed d\u1ee5ng<\/code>).<\/li>\n<\/ul>\n<h3>\ud83d\udd17 K\u1ebf th\u1eeba v\u00e0 \u0110a h\u00ecnh<\/h3>\n<p>Nh\u1eefng c\u01a1 ch\u1ebf n\u00e0y cho ph\u00e9p t\u00e1i s\u1eed d\u1ee5ng m\u00e3 ngu\u1ed3n v\u00e0 linh ho\u1ea1t. Tuy nhi\u00ean, ch\u00fang c\u1ea7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u1ea9n tr\u1ecdng \u0111\u1ec3 tr\u00e1nh c\u00e1c c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p ph\u1ee9c t\u1ea1p l\u00e0m m\u1edd \u0111i logic kinh doanh.<\/p>\n<ul>\n<li><strong>K\u1ebf th\u1eeba:<\/strong> S\u1eed d\u1ee5ng khi m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng l\u00e0 m\u1ed9t lo\u1ea1i chuy\u00ean bi\u1ec7t c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1c (v\u00ed d\u1ee5 nh\u01b0 <code>\u0110\u01a1n\u0110\u1eb7cBi\u1ec7t<\/code> l\u00e0 m\u1ed9t <code>\u0110\u01a1nTh\u01b0\u1eddng<\/code>).<\/li>\n<li><strong>\u0110a h\u00ecnh:<\/strong> S\u1eed d\u1ee5ng khi c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1c nhau ph\u1ea3n h\u1ed3i c\u00f9ng m\u1ed9t th\u00f4ng \u0111i\u1ec7p theo nh\u1eefng c\u00e1ch kh\u00e1c nhau.<\/li>\n<\/ul>\n<h3>\ud83d\udee1\ufe0f Bao \u0111\u00f3ng<\/h3>\n<p>Bao \u0111\u00f3ng \u1ea9n gi\u1ea5u tr\u1ea1ng th\u00e1i n\u1ed9i b\u1ed9 v\u00e0 ch\u1ec9 c\u00f4ng khai c\u00e1c giao di\u1ec7n c\u1ea7n thi\u1ebft. \u0110i\u1ec1u n\u00e0y b\u1ea3o v\u1ec7 t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a d\u1eef li\u1ec7u v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c quy t\u1eafc kinh doanh kh\u00f4ng th\u1ec3 b\u1ecb b\u1ecf qua.<\/p>\n<ul>\n<li>Gi\u1eef c\u00e1c thu\u1ed9c t\u00ednh \u1edf ch\u1ebf \u0111\u1ed9 ri\u00eang t\u01b0 ho\u1eb7c \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7.<\/li>\n<li>Cung c\u1ea5p c\u00e1c ph\u01b0\u01a1ng th\u1ee9c c\u00f4ng khai \u0111\u1ec3 x\u00e1c th\u1ef1c \u0111\u1ea7u v\u00e0o.<\/li>\n<li>Ng\u0103n ch\u1eb7n thao t\u00e1c tr\u1ef1c ti\u1ebfp v\u1edbi d\u1eef li\u1ec7u quan tr\u1ecdng.<\/li>\n<\/ul>\n<h2>\ud83d\udee0\ufe0f Chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 \u0111\u1ed3ng b\u1ed9<\/h2>\n<p>S\u1ef1 \u0111\u1ed3ng b\u1ed9 kh\u00f4ng x\u1ea3y ra ng\u1eabu nhi\u00ean; n\u00f3 \u0111\u00f2i h\u1ecfi c\u00e1c chi\u1ebfn l\u01b0\u1ee3c v\u00e0 quy tr\u00ecnh c\u00f3 ch\u1ee7 \u00fd. B\u1ea3ng sau \u0111\u00e2y n\u00eau r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa Ph\u00e2n t\u00edch v\u00e0 Thi\u1ebft k\u1ebf, l\u00e0m n\u1ed5i b\u1eadt n\u01a1i c\u00e1c ki\u1ec3m tra \u0111\u1ed3ng b\u1ed9 n\u00ean \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n.<\/p>\n<table>\n<thead>\n<tr>\n<th>T\u00ednh n\u0103ng<\/th>\n<th>Tr\u1ecdng t\u00e2m ph\u00e2n t\u00edch<\/th>\n<th>Tr\u1ecdng t\u00e2m thi\u1ebft k\u1ebf<\/th>\n<th>Ki\u1ec3m tra s\u1ef1 \u0111\u1ed3ng b\u1ed9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u0110\u1ed9 chi ti\u1ebft<\/strong><\/td>\n<td>C\u00e1c kh\u00e1i ni\u1ec7m kinh doanh<\/td>\n<td>C\u1ea5u tr\u00fac m\u00e3 ngu\u1ed3n<\/td>\n<td>C\u1ea5u tr\u00fac m\u00e3 ngu\u1ed3n c\u00f3 ph\u1ea3n \u00e1nh kh\u00e1i ni\u1ec7m n\u00e0y kh\u00f4ng?<\/td>\n<\/tr>\n<tr>\n<td><strong>Tr\u1ea1ng th\u00e1i<\/strong><\/td>\n<td>Quy t\u1eafc kinh doanh<\/td>\n<td>Ki\u1ec3u d\u1eef li\u1ec7u<\/td>\n<td>T\u1ea5t c\u1ea3 c\u00e1c quy t\u1eafc kinh doanh c\u00f3 \u0111\u01b0\u1ee3c th\u1ef1c thi b\u1edfi ki\u1ec3u d\u1eef li\u1ec7u kh\u00f4ng?<\/td>\n<\/tr>\n<tr>\n<td><strong>T\u01b0\u01a1ng t\u00e1c<\/strong><\/td>\n<td>Quy tr\u00ecnh l\u00e0m vi\u1ec7c<\/td>\n<td>API\/Ph\u01b0\u01a1ng th\u1ee9c<\/td>\n<td>C\u00e1c ph\u01b0\u01a1ng th\u1ee9c c\u00f3 bao g\u1ed3m t\u1ea5t c\u1ea3 c\u00e1c b\u01b0\u1edbc trong quy tr\u00ecnh l\u00e0m vi\u1ec7c kh\u00f4ng?<\/td>\n<\/tr>\n<tr>\n<td><strong>R\u00e0ng bu\u1ed9c<\/strong><\/td>\n<td>C\u00e1c quy \u0111\u1ecbnh<\/td>\n<td>Logic x\u00e1c th\u1ef1c<\/td>\n<td>Logic x\u00e1c th\u1ef1c c\u00f3 \u0111\u01b0\u1ee3c suy ra t\u1eeb c\u00e1c quy \u0111\u1ecbnh kh\u00f4ng?<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>V\u00f2ng ph\u1ea3n h\u1ed3i l\u1eb7p l\u1ea1i<\/h3>\n<p>S\u1ef1 \u0111\u1ed3ng b\u1ed9 \u0111\u01b0\u1ee3c duy tr\u00ec th\u00f4ng qua ph\u1ea3n h\u1ed3i li\u00ean t\u1ee5c. C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n kh\u00f4ng n\u00ean ch\u1edd \u0111\u1ebfn cu\u1ed1i m\u1ed9t v\u00f2ng ph\u00e1t tri\u1ec3n \u0111\u1ec3 ki\u1ec3m tra xem thi\u1ebft k\u1ebf c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u hay kh\u00f4ng. Thay v\u00e0o \u0111\u00f3, h\u1ecd n\u00ean tham gia v\u00e0o l\u1eadp tr\u00ecnh c\u1eb7p ho\u1eb7c xem x\u00e9t thi\u1ebft k\u1ebf.<\/p>\n<ul>\n<li><strong>Xem x\u00e9t m\u00f4 h\u00ecnh:<\/strong>\u0110i\u1ec1u ch\u1ec9nh s\u01a1 \u0111\u1ed3 c\u00f9ng v\u1edbi c\u00e1c b\u00ean li\u00ean quan.<\/li>\n<li><strong>T\u00e1i c\u1ea5u tr\u00fac s\u1edbm:<\/strong> Thay \u0111\u1ed5i thi\u1ebft k\u1ebf n\u1ebfu y\u00eau c\u1ea7u thay \u0111\u1ed5i.<\/li>\n<li><strong>T\u00e0i li\u1ec7u c\u00e1c quy\u1ebft \u0111\u1ecbnh:<\/strong> Ghi l\u1ea1i l\u00fd do t\u1ea1i sao m\u1ed9t l\u1ef1a ch\u1ecdn thi\u1ebft k\u1ebf c\u1ee5 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n.<\/li>\n<\/ul>\n<h2>\ud83d\udea7 Nh\u1eefng th\u00e1ch th\u1ee9c ph\u1ed5 bi\u1ebfn v\u00e0 gi\u1ea3i ph\u00e1p<\/h2>\n<p>Ngay c\u1ea3 v\u1edbi nh\u1eefng \u00fd \u0111\u1ecbnh t\u1ed1t nh\u1ea5t, c\u00e1c \u0111\u1ed9i ng\u0169 v\u1eabn ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng tr\u1edf ng\u1ea1i khi c\u1ed1 g\u1eafng \u0111\u1ed3ng b\u1ed9 h\u00f3a y\u00eau c\u1ea7u v\u1edbi thi\u1ebft k\u1ebf. Nh\u1eadn di\u1ec7n nh\u1eefng th\u00e1ch th\u1ee9c n\u00e0y s\u1edbm cho ph\u00e9p gi\u1ea3m thi\u1ec3u ch\u1ee7 \u0111\u1ed9ng.<\/p>\n<h3>1. Tr\u00e0n ph\u1ea1m vi<\/h3>\n<p>Y\u00eau c\u1ea7u th\u01b0\u1eddng m\u1edf r\u1ed9ng trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n. N\u1ebfu thi\u1ebft k\u1ebf c\u1ee9ng nh\u1eafc, vi\u1ec7c t\u00edch h\u1ee3p c\u00e1c t\u00ednh n\u0103ng m\u1edbi tr\u1edf n\u00ean kh\u00f3 kh\u0103n.<\/p>\n<ul>\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> Thi\u1ebft k\u1ebf \u0111\u1ec3 m\u1edf r\u1ed9ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng giao di\u1ec7n v\u00e0 ch\u00e8n ph\u1ee5 thu\u1ed9c.<\/li>\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> \u01afu ti\u00ean c\u00e1c y\u00eau c\u1ea7u \u0111\u1ec3 t\u1eadp trung v\u00e0o ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i tr\u01b0\u1edbc.<\/li>\n<\/ul>\n<h3>2. Thi\u1ebft k\u1ebf qu\u00e1 m\u1ee9c<\/h3>\n<p>C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n \u0111\u00f4i khi t\u1ea1o ra c\u00e1c gi\u1ea3i ph\u00e1p ph\u1ee9c t\u1ea1p cho nh\u1eefng v\u1ea5n \u0111\u1ec1 \u0111\u01a1n gi\u1ea3n. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn chi ph\u00ed b\u1ea3o tr\u00ec kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n<ul>\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> \u00c1p d\u1ee5ng nguy\u00ean t\u1eafc <em>YAGNI<\/em> (B\u1ea1n s\u1ebd kh\u00f4ng c\u1ea7n \u0111\u1ebfn n\u00f3).<\/li>\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> \u0110\u01a1n gi\u1ea3n h\u00f3a c\u00e1c c\u1ea5u tr\u00fac l\u1edbp; \u01b0u ti\u00ean k\u1ebft h\u1ee3p thay v\u00ec k\u1ebf th\u1eeba.<\/li>\n<\/ul>\n<h3>3. Kho\u1ea3ng c\u00e1ch giao ti\u1ebfp<\/h3>\n<p>C\u00e1c nh\u00e0 ph\u00e2n t\u00edch kinh doanh c\u00f3 th\u1ec3 kh\u00f4ng hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1c gi\u1edbi h\u1ea1n k\u1ef9 thu\u1eadt, v\u00e0 c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 kh\u00f4ng hi\u1ec3u \u0111\u01b0\u1ee3c nh\u1eefng s\u1eafc th\u00e1i kinh doanh.<\/p>\n<ul>\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> C\u00e1c \u0111\u1ed9i \u0111a ch\u1ee9c n\u0103ng n\u01a1i c\u00e1c th\u00e0nh vi\u00ean h\u1ecdc h\u1ecfi l\u1eabn nhau.<\/li>\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> S\u1eed d\u1ee5ng c\u00e1c m\u00f4 h\u00ecnh tr\u1ef1c quan \u0111\u1ec3 h\u1ed7 tr\u1ee3 th\u1ea3o lu\u1eadn.<\/li>\n<\/ul>\n<h2>\ud83d\udd04 C\u1ea3i ti\u1ebfn li\u00ean t\u1ee5c<\/h2>\n<p>Ph\u1ea7n m\u1ec1m ch\u01b0a bao gi\u1edd th\u1ef1c s\u1ef1 \u201cho\u00e0n th\u00e0nh\u201d. M\u1ed1i quan h\u1ec7 gi\u1eefa y\u00eau c\u1ea7u v\u00e0 thi\u1ebft k\u1ebf thay \u0111\u1ed5i theo th\u1eddi gian khi s\u1ea3n ph\u1ea9m tr\u01b0\u1edfng th\u00e0nh. \u0110i\u1ec1u n\u00e0y \u0111\u00f2i h\u1ecfi t\u01b0 duy c\u1ea3i ti\u1ebfn li\u00ean t\u1ee5c.<\/p>\n<h3>Qu\u1ea3n l\u00fd n\u1ee3 k\u1ef9 thu\u1eadt<\/h3>\n<p>M\u1ed7i s\u1ef1 l\u1ec7ch kh\u1ecfi thi\u1ebft k\u1ebf l\u00fd t\u01b0\u1edfng \u0111\u1ec1u t\u00edch l\u0169y n\u1ee3. C\u00e1c \u0111\u1ed9i c\u1ea7n d\u00e0nh th\u1eddi gian \u0111\u1ec3 thanh to\u00e1n kho\u1ea3n n\u1ee3 n\u00e0y.<\/p>\n<ul>\n<li>L\u00ean l\u1ecbch c\u00e1c \u0111\u1ee3t tinh ch\u1ec9nh \u0111\u1ecbnh k\u1ef3.<\/li>\n<li>Theo d\u00f5i c\u00e1c ch\u1ec9 s\u1ed1 \u0111\u1ed9 ph\u1ee9c t\u1ea1p m\u00e3 ngu\u1ed3n.<\/li>\n<li>\u0110\u1ea3m b\u1ea3o c\u00e1c t\u00ednh n\u0103ng m\u1edbi kh\u00f4ng t\u1ea1o ra s\u1ef1 m\u00e2u thu\u1eabn m\u1edbi.<\/li>\n<\/ul>\n<h3>T\u00e0i li\u1ec7u h\u00f3a nh\u01b0 m\u00e3 ngu\u1ed3n<\/h3>\n<p>T\u00e0i li\u1ec7u th\u01b0\u1eddng tr\u1edf n\u00ean l\u1ed7i th\u1eddi nhanh ch\u00f3ng. C\u00e1ch t\u1ed1t nh\u1ea5t l\u00e0 coi t\u00e0i li\u1ec7u nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a kho m\u00e3 ngu\u1ed3n.<\/p>\n<ul>\n<li>L\u01b0u tr\u1eef s\u01a1 \u0111\u1ed3 trong ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n.<\/li>\n<li>C\u1eadp nh\u1eadt t\u00e0i li\u1ec7u c\u00f9ng v\u1edbi c\u00e1c l\u1ea7n ghi m\u00e3 ngu\u1ed3n.<\/li>\n<li>T\u1ef1 \u0111\u1ed9ng h\u00f3a vi\u1ec7c t\u1ea1o t\u00e0i li\u1ec7u m\u1ed7i khi c\u00f3 th\u1ec3.<\/li>\n<\/ul>\n<h2>\ud83c\udfc1 Ti\u1ebfn b\u01b0\u1edbc v\u1ec1 ph\u00eda tr\u01b0\u1edbc<\/h2>\n<p>\u0110\u1ed3ng b\u1ed9 h\u00f3a y\u00eau c\u1ea7u c\u1ee7a \u0111\u1ed9i nh\u00f3m v\u1edbi c\u00e1c quy\u1ebft \u0111\u1ecbnh thi\u1ebft k\u1ebf k\u1ef9 thu\u1eadt l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c n\u1ec1n t\u1ea3ng cho k\u1ef9 thu\u1eadt ph\u1ea7n m\u1ec1m th\u00e0nh c\u00f4ng. \u0110i\u1ec1u n\u00e0y \u0111\u00f2i h\u1ecfi cam k\u1ebft v\u1ec1 s\u1ef1 r\u00f5 r\u00e0ng, giao ti\u1ebfp v\u00e0 c\u1ea5u tr\u00fac.<\/p>\n<p>B\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 c\u00e1c nguy\u00ean t\u1eafc Ph\u00e2n t\u00edch v\u00e0 Thi\u1ebft k\u1ebf H\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng, c\u00e1c \u0111\u1ed9i nh\u00f3m c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng kh\u00f4ng ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c m\u00e0 c\u00f2n c\u00f3 gi\u00e1 tr\u1ecb. Qu\u00e1 tr\u00ecnh n\u00e0y bao g\u1ed3m vi\u1ec7c hi\u1ec3u s\u00e2u s\u1eafc l\u0129nh v\u1ef1c, m\u00f4 h\u00ecnh h\u00f3a ch\u00ednh x\u00e1c v\u00e0 tri\u1ec3n khai m\u1ed9t c\u00e1ch c\u1ea9n tr\u1ecdng.<\/p>\n<p>Th\u00e0nh c\u00f4ng trong l\u0129nh v\u1ef1c n\u00e0y \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng m\u1ee9c \u0111\u1ed9 d\u1ec5 d\u00e0ng m\u00e0 h\u1ec7 th\u1ed1ng th\u00edch nghi v\u1edbi s\u1ef1 thay \u0111\u1ed5i. Khi y\u00eau c\u1ea7u thay \u0111\u1ed5i, m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c \u0111\u1ed3ng b\u1ed9 t\u1ed1t s\u1ebd h\u1ea5p th\u1ee5 s\u1ef1 thay \u0111\u1ed5i m\u00e0 kh\u00f4ng s\u1ee5p \u0111\u1ed5. S\u1ef1 b\u1ec1n b\u1ec9 n\u00e0y l\u00e0 d\u1ea5u hi\u1ec7u \u0111\u1eb7c tr\u01b0ng c\u1ee7a m\u1ed9t th\u1ef1c h\u00e0nh ph\u00e1t tri\u1ec3n tr\u01b0\u1edfng th\u00e0nh.<\/p>\n<p>B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch xem x\u00e9t l\u1ea1i c\u00e1c m\u00f4 h\u00ecnh hi\u1ec7n t\u1ea1i c\u1ee7a b\u1ea1n. Ki\u1ec3m tra xem m\u1ed7i l\u1edbp c\u00f3 m\u1ee5c \u0111\u00edch kinh doanh hay kh\u00f4ng. X\u00e1c minh xem m\u1ed7i y\u00eau c\u1ea7u c\u00f3 \u0111\u01b0\u1ee3c tri\u1ec3n khai hay kh\u00f4ng. Nh\u1eefng b\u01b0\u1edbc nh\u1ecf n\u00e0y t\u1ea1o n\u00ean n\u1ec1n t\u1ea3ng cho c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ea7n m\u1ec1m v\u1eefng ch\u1eafc, \u0111\u1ed3ng b\u1ed9 v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n<p>H\u00e3y nh\u1edb, m\u1ee5c ti\u00eau kh\u00f4ng ch\u1ec9 l\u00e0 vi\u1ebft m\u00e3 ngu\u1ed3n, m\u00e0 l\u00e0 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1. Lu\u00f4n \u0111\u1eb7t nhu c\u1ea7u kinh doanh \u1edf trung t\u00e2m c\u1ee7a m\u1ecdi quy\u1ebft \u0111\u1ecbnh thi\u1ebft k\u1ebf.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong b\u1ed1i c\u1ea3nh ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, kho\u1ea3ng c\u00e1ch gi\u1eefa nh\u1eefng g\u00ec doanh nghi\u1ec7p c\u1ea7n v\u00e0 nh\u1eefng g\u00ec h\u1ec7 th\u1ed1ng cung c\u1ea5p l\u00e0 m\u1ed9t ngu\u1ed3n ph\u1ed5 bi\u1ebfn c\u1ee7a s\u1ef1 c\u0103ng&hellip;<\/p>\n","protected":false},"author":1,"featured_media":96,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"H\u01b0\u1edbng d\u1eabn OOAD: \u0110\u1ed3ng b\u1ed9 h\u00f3a Y\u00eau c\u1ea7u v\u1edbi Thi\u1ebft k\u1ebf K\u1ef9 thu\u1eadt \ud83d\udee0\ufe0f","_yoast_wpseo_metadesc":"H\u1ecdc c\u00e1ch n\u1ed1i k\u1ebft nhu c\u1ea7u kinh doanh v\u00e0 m\u00e3 ngu\u1ed3n. M\u1ed9t cu\u1ed9c kh\u1ea3o s\u00e1t s\u00e2u v\u1ec1 c\u00e1c chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ed3ng b\u1ed9 h\u00f3a Ph\u00e2n t\u00edch v\u00e0 Thi\u1ebft k\u1ebf H\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng.","inline_featured_image":false,"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[14],"tags":[6,13],"class_list":["post-95","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-object-oriented-analysis-and-design","tag-academic","tag-object-oriented-analysis-and-design"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>H\u01b0\u1edbng d\u1eabn OOAD: \u0110\u1ed3ng b\u1ed9 h\u00f3a Y\u00eau c\u1ea7u v\u1edbi Thi\u1ebft k\u1ebf K\u1ef9 thu\u1eadt \ud83d\udee0\ufe0f<\/title>\n<meta name=\"description\" content=\"H\u1ecdc c\u00e1ch n\u1ed1i k\u1ebft nhu c\u1ea7u kinh doanh v\u00e0 m\u00e3 ngu\u1ed3n. 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