{"id":1928,"date":"2026-03-23T00:31:28","date_gmt":"2026-03-23T00:31:28","guid":{"rendered":"https:\/\/www.tech-posts.com\/vi\/stakeholder-workshop-facilitation-using-data-flow-diagrams\/"},"modified":"2026-03-23T00:31:28","modified_gmt":"2026-03-23T00:31:28","slug":"stakeholder-workshop-facilitation-using-data-flow-diagrams","status":"publish","type":"post","link":"https:\/\/www.tech-posts.com\/vi\/stakeholder-workshop-facilitation-using-data-flow-diagrams\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn DFD: H\u01b0\u1edbng d\u1eabn t\u1ed5 ch\u1ee9c bu\u1ed5i l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c b\u00ean li\u00ean quan b\u1eb1ng s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u"},"content":{"rendered":"

Giao ti\u1ebfp hi\u1ec7u qu\u1ea3 gi\u1eefa c\u00e1c b\u00ean li\u00ean quan v\u1ec1 kinh doanh v\u00e0 c\u00e1c nh\u00f3m k\u1ef9 thu\u1eadt th\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 hi\u1ec3u bi\u1ebft chung. Khi y\u00eau c\u1ea7u kh\u00f4ng r\u00f5 r\u00e0ng, c\u00e1c d\u1ef1 \u00e1n s\u1ebd l\u1ec7ch h\u01b0\u1edbng v\u00e0 th\u1eddi gian th\u1ef1c hi\u1ec7n k\u00e9o d\u00e0i. S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) cung c\u1ea5p m\u1ed9t ng\u00f4n ng\u1eef tr\u1ef1c quan m\u1ea1nh m\u1ebd \u0111\u1ec3 l\u1ea5p \u0111\u1ea7y kho\u1ea3ng c\u00e1ch n\u00e0y. B\u1eb1ng c\u00e1ch t\u00edch h\u1ee3p DFD v\u00e0o c\u00e1c bu\u1ed5i l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c b\u00ean li\u00ean quan, ng\u01b0\u1eddi \u0111i\u1ec1u ph\u1ed1i c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i logic kinh doanh ph\u1ee9c t\u1ea1p th\u00e0nh c\u00e1c m\u00f4 h\u00ecnh tr\u1ef1c quan r\u00f5 r\u00e0ng v\u00e0 c\u00f3 th\u1ec3 h\u00e0nh \u0111\u1ed9ng. H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00e1m ph\u00e1 ph\u01b0\u01a1ng ph\u00e1p t\u1ed5 ch\u1ee9c c\u00e1c bu\u1ed5i l\u00e0m vi\u1ec7c b\u1eb1ng DFD nh\u1eb1m \u0111\u1ea3m b\u1ea3o thu th\u1eadp y\u00eau c\u1ea7u ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed3ng b\u1ed9 h\u00f3a quy tr\u00ecnh.<\/p>\n

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\"Sketch-style<\/figure>\n<\/div>\n

\ud83c\udfaf T\u1ea1i sao n\u00ean s\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u trong c\u00e1c bu\u1ed5i l\u00e0m vi\u1ec7c?<\/h2>\n

C\u00e1c b\u00ean li\u00ean quan v\u1ec1 kinh doanh th\u01b0\u1eddng g\u1eb7p kh\u00f3 kh\u0103n khi di\u1ec5n \u0111\u1ea1t nhu c\u1ea7u b\u1eb1ng ng\u00f4n ng\u1eef k\u1ef9 thu\u1eadt. Ng\u01b0\u1ee3c l\u1ea1i, c\u00e1c nh\u00f3m k\u1ef9 thu\u1eadt c\u00f3 th\u1ec3 t\u1eadp trung qu\u00e1 nhi\u1ec1u v\u00e0o chi ti\u1ebft tri\u1ec3n khai tr\u01b0\u1edbc khi hi\u1ec3u b\u1ed1i c\u1ea3nh kinh doanh. DFD n\u1eb1m \u1edf v\u1ecb tr\u00ed ph\u00f9 h\u1ee3p gi\u1eefa hai nh\u00f3m n\u00e0y. Ch\u00fang t\u1eadp trung v\u00e0o vi\u1ec7c di chuy\u1ec3n d\u1eef li\u1ec7u thay v\u00ec ki\u1ebfn tr\u00fac ph\u1ea7n c\u1ee9ng hay ph\u1ea7n m\u1ec1m v\u1eadt l\u00fd. S\u1ef1 tr\u1eebu t\u01b0\u1ee3ng n\u00e0y gi\u00fap c\u00e1c th\u00e0nh vi\u00ean t\u1eadp trung v\u00e0o ‘c\u00e1i g\u00ec’ v\u00e0 ‘t\u1ea1i sao’ c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n

S\u1eed d\u1ee5ng DFD trong bu\u1ed5i l\u00e0m vi\u1ec7c mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch r\u00f5 r\u1ec7t:<\/p>\n

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  • R\u00f5 r\u00e0ng v\u1ec1 tr\u1ef1c quan:<\/strong>C\u00e1c quy tr\u00ecnh ph\u1ee9c t\u1ea1p tr\u1edf n\u00ean d\u1ec5 hi\u1ec3u h\u01a1n khi \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng c\u00e1c h\u00ecnh d\u1ea1ng v\u00e0 m\u0169i t\u00ean.<\/li>\n
  • Ng\u00f4n ng\u1eef chung:<\/strong>C\u00e1c k\u00fd hi\u1ec7u DFD (quy tr\u00ecnh, kho d\u1eef li\u1ec7u, th\u1ef1c th\u1ec3) t\u1ea1o th\u00e0nh m\u1ed9t t\u1eeb v\u1ef1ng chu\u1ea9n h\u00f3a.<\/li>\n
  • Ph\u00e1t hi\u1ec7n kho\u1ea3ng tr\u1ed1ng:<\/strong>C\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u b\u1ecb thi\u1ebfu ho\u1eb7c c\u00e1c quy tr\u00ecnh ch\u01b0a \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh s\u1ebd ngay l\u1eadp t\u1ee9c tr\u1edf n\u00ean r\u00f5 r\u00e0ng khi \u0111\u01b0\u1ee3c v\u1ebd ra.<\/li>\n
  • Gi\u1ea3m thi\u1ec3u s\u1ef1 m\u01a1 h\u1ed3:<\/strong>C\u00e1c m\u00f4 t\u1ea3 v\u0103n b\u1ea3n th\u01b0\u1eddng cho ph\u00e9p nhi\u1ec1u c\u00e1ch hi\u1ec3u kh\u00e1c nhau. M\u1ed9t s\u01a1 \u0111\u1ed3 bu\u1ed9c ph\u1ea3i tu\u00e2n theo m\u1ed9t lu\u1ed3ng logic c\u1ee5 th\u1ec3.<\/li>\n
  • Tham gia t\u00edch c\u1ef1c:<\/strong>C\u00e1c bu\u1ed5i l\u00e0m vi\u1ec7c n\u01a1i tham gia v\u1ebd ho\u1eb7c s\u1eeda ch\u1eefa s\u01a1 \u0111\u1ed3 s\u1ebd th\u00fac \u0111\u1ea9y s\u1ef1 n\u1eafm gi\u1eef s\u00e2u s\u1eafc h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c y\u00eau c\u1ea7u.<\/li>\n<\/ul>\n

    \ud83d\udccb Chu\u1ea9n b\u1ecb tr\u01b0\u1edbc bu\u1ed5i l\u00e0m vi\u1ec7c<\/h2>\n

    Th\u00e0nh c\u00f4ng trong bu\u1ed5i l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c b\u00ean li\u00ean quan kh\u00f4ng b\u1eaft \u0111\u1ea7u khi cu\u1ed9c h\u1ecdp b\u1eaft \u0111\u1ea7u. N\u00f3 b\u1eaft \u0111\u1ea7u t\u1eeb vi\u1ec7c chu\u1ea9n b\u1ecb k\u1ef9 l\u01b0\u1ee1ng. Ng\u01b0\u1eddi \u0111i\u1ec1u ph\u1ed1i ph\u1ea3i t\u1ea1o n\u1ec1n t\u1ea3ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o bu\u1ed5i h\u1ecdp duy tr\u00ec s\u1ef1 t\u1eadp trung v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n

    1. X\u00e1c \u0111\u1ecbnh ph\u1ea1m vi v\u00e0 m\u1ee5c ti\u00eau<\/h3>\n

    Tr\u01b0\u1edbc khi m\u1eddi tham gia, h\u00e3y l\u00e0m r\u00f5 ranh gi\u1edbi c\u1ee7a bu\u1ed5i l\u00e0m vi\u1ec7c. B\u1ea1n \u0111ang m\u00f4 h\u00ecnh h\u00f3a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng doanh nghi\u1ec7p hay ch\u1ec9 m\u1ed9t module c\u1ee5 th\u1ec3? M\u1ed9t ph\u1ea1m vi r\u00f5 r\u00e0ng s\u1ebd ng\u0103n ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng m\u1edf r\u1ed9ng ph\u1ea1m vi trong bu\u1ed5i h\u1ecdp. X\u00e1c \u0111\u1ecbnh m\u1ee5c ti\u00eau ch\u00ednh, ch\u1eb3ng h\u1ea1n nh\u01b0 x\u00e1c minh tr\u1ea1ng th\u00e1i hi\u1ec7n t\u1ea1i (As-Is) ho\u1eb7c thi\u1ebft k\u1ebf tr\u1ea1ng th\u00e1i t\u01b0\u01a1ng lai (To-Be).<\/p>\n

    2. Ch\u1ecdn \u0111\u00fang ng\u01b0\u1eddi tham gia<\/h3>\n

    X\u00e1c \u0111\u1ecbnh c\u00e1c b\u00ean li\u00ean quan c\u00f3 ki\u1ebfn th\u1ee9c c\u1ea7n thi\u1ebft. Bao g\u1ed3m:<\/p>\n

      \n
    • Ng\u01b0\u1eddi s\u1edf h\u1eefu quy tr\u00ecnh:<\/strong>Nh\u1eefng c\u00e1 nh\u00e2n ch\u1ecbu tr\u00e1ch nhi\u1ec7m cho ch\u1ee9c n\u0103ng kinh doanh \u0111ang \u0111\u01b0\u1ee3c m\u00f4 h\u00ecnh h\u00f3a.<\/li>\n
    • Ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i:<\/strong>Nh\u1eefng ng\u01b0\u1eddi th\u1ef1c s\u1ef1 th\u1ef1c hi\u1ec7n c\u00e1c nhi\u1ec7m v\u1ee5 trong h\u1ec7 th\u1ed1ng.<\/li>\n
    • Chuy\u00ean gia v\u1ec1 l\u0129nh v\u1ef1c chuy\u00ean m\u00f4n:<\/strong>Nh\u1eefng ng\u01b0\u1eddi c\u00f3 ki\u1ebfn th\u1ee9c s\u00e2u r\u1ed9ng v\u1ec1 l\u0129nh v\u1ef1c chuy\u00ean m\u00f4n.<\/li>\n
    • \u0110\u1ea1i di\u1ec7n k\u1ef9 thu\u1eadt:<\/strong>Ki\u1ebfn tr\u00fac s\u01b0 ho\u1eb7c nh\u00e0 ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00ednh kh\u1ea3 thi.<\/li>\n<\/ul>\n

      3. Chu\u1ea9n b\u1ecb t\u00e0i li\u1ec7u<\/h3>\n

      B\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea7n m\u1ec1m \u0111\u1eaft ti\u1ec1n \u0111\u1ec3 t\u1ea1o s\u01a1 \u0111\u1ed3. B\u1ea3ng tr\u1eafng v\u1eadt l\u00fd, gi\u1ea5y d\u00e1n v\u00e0 b\u00fat d\u1ea1 th\u01b0\u1eddng v\u01b0\u1ee3t tr\u1ed9i h\u01a1n cho c\u00e1c bu\u1ed5i l\u00e0m vi\u1ec7c nh\u00f3m. N\u1ebfu \u01b0u ti\u00ean c\u00f4ng c\u1ee5 s\u1ed1, h\u00e3y \u0111\u1ea3m b\u1ea3o m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u0111\u1ec3 ch\u1ec9nh s\u1eeda theo th\u1eddi gian th\u1ef1c. Chu\u1ea9n b\u1ecb m\u1ed9t b\u1ea3ng ch\u00fa gi\u1ea3i gi\u1ea3i th\u00edch c\u00e1c k\u00fd hi\u1ec7u b\u1ea1n s\u1ebd s\u1eed d\u1ee5ng:<\/p>\n

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      • Quy tr\u00ecnh:<\/strong> M\u1ed9t h\u00ecnh ch\u1eef nh\u1eadt tr\u00f2n ho\u1eb7c h\u00ecnh tr\u00f2n \u0111\u1ea1i di\u1ec7n cho m\u1ed9t h\u00e0nh \u0111\u1ed9ng ho\u1eb7c bi\u1ebfn \u0111\u1ed5i.<\/li>\n
      • Kho d\u1eef li\u1ec7u:<\/strong> M\u1ed9t h\u00ecnh ch\u1eef nh\u1eadt kh\u00f4ng kh\u00e9p k\u00edn \u0111\u1ea1i di\u1ec7n cho n\u01a1i l\u01b0u tr\u1eef d\u1eef li\u1ec7u.<\/li>\n
      • Th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i:<\/strong> M\u1ed9t h\u00ecnh vu\u00f4ng ho\u1eb7c h\u00ecnh tr\u00f2n \u0111\u1ea1i di\u1ec7n cho m\u1ed9t c\u00e1 nh\u00e2n, h\u1ec7 th\u1ed1ng ho\u1eb7c t\u1ed5 ch\u1ee9c n\u1eb1m ngo\u00e0i ranh gi\u1edbi.<\/li>\n
      • D\u00f2ng d\u1eef li\u1ec7u:<\/strong> M\u1ed9t m\u0169i t\u00ean th\u1ec3 hi\u1ec7n h\u01b0\u1edbng di chuy\u1ec3n c\u1ee7a d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n

        \ud83d\ude80 Ti\u1ebfn h\u00e0nh bu\u1ed5i h\u1ecdp: B\u01b0\u1edbc theo b\u01b0\u1edbc<\/h2>\n

        Quy tr\u00ecnh \u0111i\u1ec1u ph\u1ed1i n\u00ean tu\u00e2n theo tr\u00ecnh t\u1ef1 h\u1ee3p l\u00fd t\u1eeb tr\u1eebu t\u01b0\u1ee3ng c\u1ea5p cao \u0111\u1ebfn chi ti\u1ebft c\u1ee5 th\u1ec3. \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u0103n c\u00e1c b\u00ean li\u00ean quan b\u1ecb cho\u00e1ng ng\u1ee3p b\u1edfi \u0111\u1ed9 ph\u1ee9c t\u1ea1p qu\u00e1 s\u1edbm.<\/p>\n

        B\u01b0\u1edbc 1: S\u01a1 \u0111\u1ed3 b\u1ed1i c\u1ea3nh (M\u1ee9c 0)<\/h3>\n

        B\u1eaft \u0111\u1ea7u t\u1eeb m\u1ee9c tr\u1eebu t\u01b0\u1ee3ng cao nh\u1ea5t. V\u1ebd m\u1ed9t quy tr\u00ecnh duy nh\u1ea5t \u0111\u1ea1i di\u1ec7n cho to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng. Bao quanh n\u00f3 b\u1eb1ng c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i t\u01b0\u01a1ng t\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng. X\u00e1c \u0111\u1ecbnh c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u ch\u00ednh \u0111i v\u00e0o v\u00e0 \u0111i ra kh\u1ecfi h\u1ec7 th\u1ed1ng.<\/p>\n

        L\u1eddi khuy\u00ean cho ng\u01b0\u1eddi \u0111i\u1ec1u ph\u1ed1i:<\/strong> H\u00e3y y\u00eau c\u1ea7u c\u00e1c b\u00ean li\u00ean quan x\u00e1c \u0111\u1ecbnh ranh gi\u1edbi. \u0110i\u1ec1u g\u00ec n\u1eb1m trong h\u1ec7 th\u1ed1ng? \u0110i\u1ec1u g\u00ec n\u1eb1m ngo\u00e0i? Cu\u1ed9c th\u1ea3o lu\u1eadn n\u00e0y th\u01b0\u1eddng ti\u1ebft l\u1ed9 c\u00e1c m\u1ed1i ph\u1ee5 thu\u1ed9c \u1ea9n ho\u1eb7c c\u00e1c r\u00e0ng bu\u1ed9c ph\u00e1p l\u00fd.<\/p>\n

        B\u01b0\u1edbc 2: Ph\u00e2n r\u00e3 (M\u1ee9c 1)<\/h3>\n

        Khi b\u1ed1i c\u1ea3nh \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ed1ng nh\u1ea5t, h\u00e3y chia nh\u1ecf quy tr\u00ecnh ch\u00ednh th\u00e0nh c\u00e1c quy tr\u00ecnh con ch\u00ednh. Ch\u00fang n\u00ean \u0111\u1ea1i di\u1ec7n cho c\u00e1c ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a h\u1ec7 th\u1ed1ng. V\u00ed d\u1ee5, m\u1ed9t h\u1ec7 th\u1ed1ng ‘X\u1eed l\u00fd \u0111\u01a1n h\u00e0ng’ c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n r\u00e3 th\u00e0nh ‘Nh\u1eadn \u0111\u01a1n h\u00e0ng’, ‘Ki\u1ec3m tra t\u00edn d\u1ee5ng’ v\u00e0 ‘Giao h\u00e0ng’. \u0110\u1ea3m b\u1ea3o m\u1ecdi lu\u1ed3ng d\u1eef li\u1ec7u t\u1eeb s\u01a1 \u0111\u1ed3 b\u1ed1i c\u1ea3nh \u0111\u1ec1u k\u1ebft n\u1ed1i v\u1edbi \u00edt nh\u1ea5t m\u1ed9t quy tr\u00ecnh con.<\/p>\n

        B\u01b0\u1edbc 3: Lu\u1ed3ng chi ti\u1ebft (M\u1ee9c 2)<\/h3>\n

        Ch\u1ec9 \u0111i s\u00e2u h\u01a1n n\u1ebfu c\u1ea7n thi\u1ebft. N\u1ebfu m\u1ed9t quy tr\u00ecnh m\u1ee9c 1 qu\u00e1 ph\u1ee9c t\u1ea1p, h\u00e3y ph\u00e2n r\u00e3 l\u1ea1i. H\u00e3y c\u1ea9n tr\u1ecdng \u1edf \u0111\u00e2y. Vi\u1ec7c chi ti\u1ebft qu\u00e1 m\u1ee9c c\u00f3 th\u1ec3 l\u00e0m ch\u1eadm bu\u1ed5i h\u1ecdp. Ch\u1ec9 th\u00eam chi ti\u1ebft n\u1ebfu logic kinh doanh ch\u01b0a r\u00f5 r\u00e0ng ho\u1eb7c n\u1ebfu \u0111\u1ed9i k\u1ef9 thu\u1eadt c\u1ea7n n\u00f3 cho thi\u1ebft k\u1ebf.<\/p>\n

        B\u01b0\u1edbc 4: X\u00e1c minh v\u00e0 xem x\u00e9t l\u1ea1i<\/h3>\n

        Trong su\u1ed1t bu\u1ed5i h\u1ecdp, li\u00ean t\u1ee5c x\u00e1c minh s\u01a1 \u0111\u1ed3. \u0110\u1eb7t c\u00e1c c\u00e2u h\u1ecfi nh\u01b0:<\/p>\n

          \n
        • T\u1ea5t c\u1ea3 d\u1eef li\u1ec7u c\u00f3 \u0111\u1ebfn t\u1eeb m\u1ed9t ngu\u1ed3n ho\u1eb7c m\u1ed9t kho kh\u00f4ng?<\/li>\n
        • M\u1ed7i quy tr\u00ecnh c\u00f3 \u00edt nh\u1ea5t m\u1ed9t \u0111\u1ea7u v\u00e0o v\u00e0 m\u1ed9t \u0111\u1ea7u ra kh\u00f4ng?<\/li>\n
        • C\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u c\u00f3 \u0111\u01b0\u1ee3c ghi nh\u00e3n r\u00f5 r\u00e0ng kh\u00f4ng?<\/li>\n<\/ul>\n

          \u2696\ufe0f X\u1eed l\u00fd xung \u0111\u1ed9t v\u00e0 s\u1ef1 m\u01a1 h\u1ed3<\/h2>\n

          C\u00e1c bu\u1ed5i h\u1ecdp th\u01b0\u1eddng l\u00e0m l\u1ed9 ra nh\u1eefng b\u1ea5t \u0111\u1ed3ng v\u1ec1 c\u00e1ch c\u00e1c quy tr\u00ecnh kinh doanh th\u1ef1c s\u1ef1 v\u1eadn h\u00e0nh. M\u1ed9t b\u00ean li\u00ean quan c\u00f3 th\u1ec3 cho r\u1eb1ng m\u1ed9t b\u01b0\u1edbc l\u00e0 th\u1ee7 c\u00f4ng, trong khi b\u00ean kh\u00e1c kh\u1eb3ng \u0111\u1ecbnh n\u00f3 l\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a. Nh\u1eefng xung \u0111\u1ed9t n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd m\u1ed9t c\u00e1ch x\u00e2y d\u1ef1ng.<\/p>\n

          1. T\u1eadp trung v\u00e0o d\u1eef li\u1ec7u, kh\u00f4ng ph\u1ea3i v\u00e0o tri\u1ec3n khai<\/h3>\n

          Khi c\u00e1c b\u00ean li\u00ean quan tranh lu\u1eadn v\u1ec1 *c\u00e1ch* th\u1ef1c hi\u1ec7n m\u1ed9t nhi\u1ec7m v\u1ee5, h\u00e3y d\u1eabn cu\u1ed9c th\u1ea3o lu\u1eadn tr\u1edf l\u1ea1i v\u1ec1 *d\u1eef li\u1ec7u n\u00e0o* \u0111ang di chuy\u1ec3n. D\u1eef li\u1ec7u \u0111\u00f3 c\u00f3 t\u1ed3n t\u1ea1i kh\u00f4ng? C\u00f3 h\u1ee3p l\u1ec7 kh\u00f4ng? C\u00f3 c\u1ea7n thi\u1ebft kh\u00f4ng? \u0110i\u1ec1u n\u00e0y gi\u00fap DFD t\u1eadp trung v\u00e0o lu\u1ed3ng th\u00f4ng tin thay v\u00ec chi ti\u1ebft quy tr\u00ecnh.<\/p>\n

          2. S\u1eed d\u1ee5ng c\u00e1c \u0111i\u1ec3m quy\u1ebft \u0111\u1ecbnh<\/h3>\n

          N\u1ebfu m\u1ed9t quy tr\u00ecnh bao g\u1ed3m logic nh\u00e1nh (v\u00ed d\u1ee5: \u201cN\u1ebfu t\u00edn d\u1ee5ng \u0111\u01b0\u1ee3c duy\u1ec7t, th\u00ec giao h\u00e0ng; ng\u01b0\u1ee3c l\u1ea1i, \u0111\u00e1nh d\u1ea5u\u201d), h\u00e3y bi\u1ec3u di\u1ec5n \u0111i\u1ec1u n\u00e0y trong lu\u1ed3ng d\u1eef li\u1ec7u. \u0110\u1eebng c\u1ed1 v\u1ebd m\u1ecdi nh\u00e1nh quy\u1ebft \u0111\u1ecbnh trong s\u01a1 \u0111\u1ed3 ban \u0111\u1ea7u. Ghi ch\u00fa \u0111i\u1ec1u ki\u1ec7n l\u00ean m\u0169i t\u00ean ho\u1eb7c ghi ch\u00fa nh\u01b0 m\u1ed9t y\u00eau c\u1ea7u cho quy tr\u00ecnh c\u1ee5 th\u1ec3 \u0111\u00f3.<\/p>\n

          3. Ghi ch\u00fa c\u00e1c gi\u1ea3 \u0111\u1ecbnh<\/h3>\n

          N\u1ebfu nh\u00f3m kh\u00f4ng th\u1ec3 th\u1ed1ng nh\u1ea5t v\u1ec1 m\u1ed9t lu\u1ed3ng c\u1ee5 th\u1ec3, h\u00e3y ghi n\u00f3 nh\u01b0 m\u1ed9t gi\u1ea3 \u0111\u1ecbnh. \u0110\u1eebng \u0111\u1ec3 m\u1ed9t \u0111i\u1ec3m ch\u01b0a gi\u1ea3i quy\u1ebft l\u00e0m ch\u1eadm to\u00e0n b\u1ed9 bu\u1ed5i l\u00e0m vi\u1ec7c. Ghi ch\u00fa l\u1ea1i gi\u1ea3 \u0111\u1ecbnh v\u00e0 giao cho m\u1ed9t ng\u01b0\u1eddi ch\u1ecbu tr\u00e1ch nhi\u1ec7m nghi\u00ean c\u1ee9u tr\u01b0\u1edbc bu\u1ed5i h\u1ecdp ti\u1ebfp theo.<\/p>\n

          \ud83d\udee0\ufe0f Nh\u1eefng th\u00e1ch th\u1ee9c ph\u1ed5 bi\u1ebfn v\u00e0 gi\u1ea3i ph\u00e1p<\/h2>\n

          Ng\u01b0\u1eddi \u0111i\u1ec1u ph\u1ed1i th\u01b0\u1eddng g\u1eb7p ph\u1ea3i nh\u1eefng r\u00e0o c\u1ea3n c\u1ee5 th\u1ec3 khi l\u00e0m vi\u1ec7c v\u1edbi s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD). Nh\u1eadn di\u1ec7n nh\u1eefng th\u00e1ch th\u1ee9c n\u00e0y s\u1edbm gi\u00fap gi\u1ea3m thi\u1ec3u r\u1ee7i ro m\u1ed9t c\u00e1ch ch\u1ee7 \u0111\u1ed9ng.<\/p>\n\n\n\n\n\n\n\n
          Th\u00e1ch th\u1ee9c<\/strong><\/th>\nT\u00e1c \u0111\u1ed9ng<\/strong><\/th>\nChi\u1ebfn l\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u<\/strong><\/th>\n<\/tr>\n
          C\u00e1c b\u00ean li\u00ean quan nh\u1ea7m l\u1eabn gi\u1eefa Kho d\u1eef li\u1ec7u v\u00e0 Quy tr\u00ecnh<\/td>\nM\u00f4 h\u00ecnh h\u00f3a sai gi\u1eefa l\u01b0u tr\u1eef v\u00e0 h\u00e0nh \u0111\u1ed9ng<\/td>\nC\u1ee7ng c\u1ed1 \u0111\u1ecbnh ngh\u0129a: Quy tr\u00ecnh bi\u1ebfn \u0111\u1ed5i d\u1eef li\u1ec7u; Kho l\u01b0u tr\u1eef d\u1eef li\u1ec7u.<\/td>\n<\/tr>\n
          C\u00e1c m\u0169i t\u00ean ch\u00e9o nhau qu\u00e1 m\u1ee9c<\/td>\nS\u01a1 \u0111\u1ed3 tr\u1edf n\u00ean kh\u00f3 \u0111\u1ecdc<\/td>\nCho ph\u00e9p s\u01a1 \u0111\u1ed3 m\u1edf r\u1ed9ng v\u1ec1 m\u1eb7t v\u1eadt l\u00fd. S\u1eed d\u1ee5ng c\u00e1c k\u1ebft n\u1ed1i ngo\u00e0i trang n\u1ebfu c\u1ea7n thi\u1ebft.<\/td>\n<\/tr>\n
          S\u1eed d\u1ee5ng qu\u00e1 nhi\u1ec1u thu\u1eadt ng\u1eef k\u1ef9 thu\u1eadt<\/td>\nC\u00e1c b\u00ean li\u00ean quan kinh doanh r\u1eddi b\u1ecf<\/td>\nChuy\u1ec3n \u0111\u1ed5i c\u00e1c thu\u1eadt ng\u1eef k\u1ef9 thu\u1eadt th\u00e0nh ng\u00f4n ng\u1eef \u0111\u01a1n gi\u1ea3n tr\u00ean nh\u00e3n s\u01a1 \u0111\u1ed3.<\/td>\n<\/tr>\n
          M\u1edf r\u1ed9ng ph\u1ea1m vi trong qu\u00e1 tr\u00ecnh m\u00f4 h\u00ecnh h\u00f3a<\/td>\nBu\u1ed5i h\u1ecdp v\u01b0\u1ee3t qu\u00e1 th\u1eddi gian, m\u00f4 h\u00ecnh ch\u01b0a ho\u00e0n ch\u1ec9nh<\/td>\nTh\u1ef1c thi nghi\u00eam ng\u1eb7t ph\u1ea1m vi \u0111\u00e3 x\u00e1c \u0111\u1ecbnh. Chuy\u1ec3n c\u00e1c m\u1ee5c ngo\u00e0i ph\u1ea1m vi v\u00e0o danh s\u00e1ch \u201cb\u00e3i \u0111\u1ed7\u201d.<\/td>\n<\/tr>\n
          Thi\u1ebfu lu\u1ed3ng d\u1eef li\u1ec7u<\/td>\nThi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng s\u1ebd kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nhu c\u1ea7u<\/td>\n\u00c1p d\u1ee5ng quy t\u1eafc \u201cB\u1ea3o to\u00e0n d\u1eef li\u1ec7u\u201d: M\u1ed7i \u0111\u1ea7u v\u00e0o ph\u1ea3i d\u1eabn \u0111\u1ebfn \u0111\u1ea7u ra ho\u1eb7c l\u01b0u tr\u1eef.<\/td>\n<\/tr>\n<\/table>\n

          \ud83d\udd0e C\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t cho vi\u1ec7c \u0111i\u1ec1u ph\u1ed1i<\/h2>\n

          \u0110\u1ec3 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u qu\u1ea3 c\u1ee7a bu\u1ed5i l\u00e0m vi\u1ec7c, tu\u00e2n th\u1ee7 c\u00e1c nguy\u00ean t\u1eafc c\u1ed1t l\u00f5i n\u00e0y. Ch\u00fang \u0111\u1ea3m b\u1ea3o bu\u1ed5i h\u1ecdp duy tr\u00ec tinh th\u1ea7n h\u1ee3p t\u00e1c v\u00e0 t\u1eadp trung v\u00e0o k\u1ebft qu\u1ea3 \u0111\u1ea7u ra.<\/p>\n

            \n
          • Khuy\u1ebfn kh\u00edch tham gia:<\/strong> \u0110\u1eebng t\u1ef1 v\u1ebd s\u01a1 \u0111\u1ed3. \u0110\u1ec3 c\u00e1c b\u00ean li\u00ean quan d\u1eabn d\u1eaft vi\u1ec7c v\u1ebd. B\u1ea1n l\u00e0 ng\u01b0\u1eddi \u0111i\u1ec1u ph\u1ed1i, kh\u00f4ng ph\u1ea3i h\u1ecda s\u0129. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o h\u1ecd hi\u1ec3u logic m\u00e0 h\u1ecd \u0111ang t\u1ea1o ra.<\/li>\n
          • L\u1eb7p l\u1ea1i nhanh ch\u00f3ng:<\/strong> \u0110\u1eebng nh\u1eafm \u0111\u1ebfn s\u1ef1 ho\u00e0n h\u1ea3o trong b\u1ea3n nh\u00e1p \u0111\u1ea7u ti\u00ean. H\u00e3y ghi l\u1ea1i m\u1ed9t m\u00f4 h\u00ecnh th\u00f4, sau \u0111\u00f3 tinh ch\u1ec9nh. D\u1ec5 d\u00e0ng h\u01a1n nhi\u1ec1u khi di chuy\u1ec3n c\u00e1c m\u0169i t\u00ean tr\u00ean b\u1ea3ng tr\u1eafng thay v\u00ec b\u1eaft \u0111\u1ea7u l\u1ea1i t\u1eeb \u0111\u1ea7u.<\/li>\n
          • Ghi nh\u00e3n t\u1ea5t c\u1ea3:<\/strong> M\u1ed7i m\u0169i t\u00ean ph\u1ea3i c\u00f3 nh\u00e3n l\u00e0 c\u1ee5m danh t\u1eeb (v\u00ed d\u1ee5: \u201cD\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng\u201d, \u201cH\u00f3a \u0111\u01a1n\u201d, \u201cB\u00e1o c\u00e1o\u201d). M\u1ed7i quy tr\u00ecnh ph\u1ea3i c\u00f3 nh\u00e3n l\u00e0 c\u1ee5m \u0111\u1ed9ng t\u1eeb-danh t\u1eeb (v\u00ed d\u1ee5: \u201cT\u00ednh thu\u1ebf\u201d).<\/li>\n
          • T\u00f4n tr\u1ecdng gi\u1edbi h\u1ea1n th\u1eddi gian:<\/strong>D\u00e0nh th\u1eddi gian c\u1ee5 th\u1ec3 cho m\u1ed7i c\u1ea5p \u0111\u1ed9 ph\u00e2n r\u00e3. N\u1ebfu s\u01a1 \u0111\u1ed3 c\u1ea5p 1 m\u1ea5t qu\u00e1 nhi\u1ec1u th\u1eddi gian, h\u00e3y chuy\u1ec3n sang bu\u1ed5i h\u1ecdp ti\u1ebfp theo thay v\u00ec v\u1ed9i v\u00e0ng.<\/li>\n
          • S\u1eed d\u1ee5ng m\u00e3 m\u00e0u:<\/strong>N\u1ebfu s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 k\u1ef9 thu\u1eadt s\u1ed1 ho\u1eb7c b\u00fat m\u00e0u, h\u00e3y d\u00f9ng m\u00e0u s\u1eafc \u0111\u1ec3 ph\u00e2n bi\u1ec7t c\u00e1c lo\u1ea1i lu\u1ed3ng d\u1eef li\u1ec7u kh\u00e1c nhau (v\u00ed d\u1ee5: d\u1eef li\u1ec7u t\u00e0i ch\u00ednh so v\u1edbi d\u1eef li\u1ec7u v\u1eadn h\u00e0nh).<\/li>\n<\/ul>\n

            \ud83d\udcdd X\u00e1c minh sau bu\u1ed5i l\u00e0m vi\u1ec7c<\/h2>\n

            Bu\u1ed5i l\u00e0m vi\u1ec7c k\u1ebft th\u00fac b\u1eb1ng m\u1ed9t s\u01a1 \u0111\u1ed3, nh\u01b0ng c\u00f4ng vi\u1ec7c v\u1eabn ch\u01b0a xong. M\u00f4 h\u00ecnh c\u1ea7n \u0111\u01b0\u1ee3c x\u00e1c minh \u0111\u1ed1i v\u1edbi th\u1ef1c t\u1ebf \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u00f3 ph\u1ea3n \u00e1nh ch\u00ednh x\u00e1c nhu c\u1ea7u kinh doanh.<\/p>\n

            1. Ph\u00e2n ph\u1ed1i v\u00e0 ph\u1ea3n h\u1ed3i<\/h3>\n

            Ph\u00e2n ph\u1ed1i c\u00e1c s\u01a1 \u0111\u1ed3 \u0111\u00e3 ho\u00e0n thi\u1ec7n \u0111\u1ebfn t\u1ea5t c\u1ea3 c\u00e1c th\u00e0nh vi\u00ean tham gia. Y\u00eau c\u1ea7u h\u1ecd xem x\u00e9t ch\u00fang m\u1ed9t c\u00e1ch \u0111\u1ed9c l\u1eadp. Th\u01b0\u1eddng xuy\u00ean, khi c\u00e1c b\u00ean li\u00ean quan xem s\u01a1 \u0111\u1ed3 sau n\u00e0y, h\u1ecd ph\u00e1t hi\u1ec7n ra c\u00e1c lu\u1ed3ng b\u1ecb thi\u1ebfu ho\u1eb7c c\u00e1c k\u1ebft n\u1ed1i sai m\u00e0 h\u1ecd \u0111\u00e3 b\u1ecf s\u00f3t trong l\u00fac n\u00f3ng b\u1ecfng c\u1ee7a bu\u1ed5i l\u00e0m vi\u1ec7c.<\/p>\n

            2. C\u00e1c bu\u1ed5i tr\u00ecnh b\u00e0y<\/h3>\n

            L\u00ean l\u1ecbch c\u00e1c bu\u1ed5i tr\u00ecnh b\u00e0y ng\u1eafn g\u1ecdn v\u1edbi nh\u1eefng ng\u01b0\u1eddi s\u1edf h\u1eefu quy tr\u00ecnh ch\u00ednh. \u0110i qua t\u1eebng b\u01b0\u1edbc c\u1ee5 th\u1ec3 c\u1ee7a m\u1ed9t giao d\u1ecbch t\u1eeb \u0111\u1ea7u \u0111\u1ebfn cu\u1ed1i b\u1eb1ng s\u01a1 \u0111\u1ed3. X\u00e1c minh r\u1eb1ng m\u1ecdi b\u01b0\u1edbc trong c\u00f4ng vi\u1ec7c h\u00e0ng ng\u00e0y c\u1ee7a h\u1ecd \u0111\u1ec1u \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n.<\/p>\n

            3. Ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n<\/h3>\n

            G\u1eafn nh\u00e3n s\u01a1 \u0111\u1ed3 b\u1eb1ng s\u1ed1 phi\u00ean b\u1ea3n v\u00e0 ng\u00e0y th\u00e1ng. Khi y\u00eau c\u1ea7u thay \u0111\u1ed5i, s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) c\u0169ng ph\u1ea3i thay \u0111\u1ed5i theo. Duy tr\u00ec l\u1ecbch s\u1eed thay \u0111\u1ed5i r\u00f5 r\u00e0ng \u0111\u1ec3 hi\u1ec3u c\u00e1ch \u0111\u1ecbnh ngh\u0129a h\u1ec7 th\u1ed1ng \u0111\u00e3 thay \u0111\u1ed5i theo th\u1eddi gian.<\/p>\n

            \ud83e\udde0 T\u00e2m l\u00fd h\u1ecdc v\u1ec1 m\u00f4 h\u00ecnh h\u00f3a tr\u1ef1c quan<\/h2>\n

            Hi\u1ec3u \u0111\u01b0\u1ee3c y\u1ebfu t\u1ed1 con ng\u01b0\u1eddi quan tr\u1ecdng kh\u00f4ng k\u00e9m g\u00ec vi\u1ec7c hi\u1ec3u c\u00e1c k\u00fd hi\u1ec7u k\u1ef9 thu\u1eadt. M\u00f4 h\u00ecnh h\u00f3a tr\u1ef1c quan thay \u0111\u1ed5i c\u00e1ch b\u1ed9 n\u00e3o x\u1eed l\u00fd th\u00f4ng tin. N\u00f3 chuy\u1ec3n g\u00e1nh n\u1eb7ng nh\u1eadn th\u1ee9c t\u1eeb b\u1ed9 nh\u1edb l\u00e0m vi\u1ec7c sang m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i.<\/p>\n

            Khi c\u00e1c b\u00ean li\u00ean quan nh\u00ecn th\u1ea5y lu\u1ed3ng d\u1eef li\u1ec7u, h\u1ecd c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n nh\u1eefng kho\u1ea3ng tr\u1ed1ng logic m\u00e0 m\u00f4 t\u1ea3 v\u0103n b\u1ea3n th\u01b0\u1eddng che gi\u1ea5u. V\u00ed d\u1ee5, m\u1ed9t quy tr\u00ecnh c\u1ea7n d\u1eef li\u1ec7u nh\u01b0ng kh\u00f4ng c\u00f3 m\u0169i t\u00ean \u0111\u1ea7u v\u00e0o l\u00e0 m\u1ed9t l\u1ed7i logic ngay l\u1eadp t\u1ee9c. S\u1ef1 th\u1eadt tr\u1ef1c quan n\u00e0y r\u1ea5t m\u1ea1nh m\u1ebd. N\u00f3 cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng chuy\u00ean th\u00e1ch th\u1ee9c c\u00e1c gi\u1ea3 \u0111\u1ecbnh k\u1ef9 thu\u1eadt m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i bi\u1ebft l\u1eadp tr\u00ecnh.<\/p>\n

            H\u01a1n n\u1eefa, h\u00e0nh \u0111\u1ed9ng v\u1ebd t\u1ea1o ra cam k\u1ebft nh\u1eadn th\u1ee9c. Khi m\u1ed9t b\u00ean li\u00ean quan v\u1ebd m\u1ed9t h\u00ecnh h\u1ed9p, h\u1ecd \u0111ang cam k\u1ebft trong t\u00e2m tr\u00ed r\u1eb1ng quy tr\u00ecnh \u0111\u00f3 t\u1ed3n t\u1ea1i. \u0110i\u1ec1u n\u00e0y l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng h\u1ecd t\u1eeb ch\u1ed1i y\u00eau c\u1ea7u sau n\u00e0y trong giai \u0111o\u1ea1n thi\u1ebft k\u1ebf.<\/p>\n

            \ud83d\udcca \u0110o l\u01b0\u1eddng th\u00e0nh c\u00f4ng c\u1ee7a bu\u1ed5i l\u00e0m vi\u1ec7c<\/h2>\n

            L\u00e0m sao b\u1ea1n bi\u1ebft bu\u1ed5i l\u00e0m vi\u1ec7c th\u00e0nh c\u00f4ng? Kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 s\u01a1 \u0111\u1ed3 \u0111\u00f3. H\u00e3y t\u00ecm nh\u1eefng d\u1ea5u hi\u1ec7u sau:<\/p>\n

              \n
            • S\u1ef1 \u0111\u1ed3ng thu\u1eadn:<\/strong>C\u00e1c b\u00ean li\u00ean quan c\u00f3 \u0111\u1ed3ng \u00fd v\u1ec1 ranh gi\u1edbi v\u00e0 lu\u1ed3ng d\u1eef li\u1ec7u kh\u00f4ng?<\/li>\n
            • \u0110\u1ed9 r\u00f5 r\u00e0ng:<\/strong>M\u1ed9t th\u00e0nh vi\u00ean m\u1edbi c\u00f3 th\u1ec3 hi\u1ec3u quy tr\u00ecnh ch\u1ec9 b\u1eb1ng c\u00e1ch xem s\u01a1 \u0111\u1ed3 hay kh\u00f4ng?<\/li>\n
            • Kh\u1ea3 n\u0103ng h\u00e0nh \u0111\u1ed9ng:<\/strong>Y\u00eau c\u1ea7u \u0111\u01b0\u1ee3c r\u00fat ra t\u1eeb s\u01a1 \u0111\u1ed3 c\u00f3 \u0111\u1ee7 r\u00f5 r\u00e0ng \u0111\u1ec3 ph\u1ee5c v\u1ee5 thi\u1ebft k\u1ebf k\u1ef9 thu\u1eadt kh\u00f4ng?<\/li>\n
            • Hi\u1ec7u qu\u1ea3:<\/strong>Bu\u1ed5i h\u1ecdp c\u00f3 \u0111\u01b0\u1ee3c ho\u00e0n th\u00e0nh trong th\u1eddi gian \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed5 m\u00e0 kh\u00f4ng c\u00f3 qu\u00e1 gi\u1edd \u0111\u00e1ng k\u1ec3 kh\u00f4ng?<\/li>\n<\/ul>\n

              \ud83d\udd04 C\u1ea3i ti\u1ebfn li\u00ean t\u1ee5c<\/h2>\n

              S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) kh\u00f4ng ph\u1ea3i l\u00e0 t\u00e0i li\u1ec7u t\u0129nh. Ch\u00fang l\u00e0 nh\u1eefng t\u00e0i li\u1ec7u s\u1ed1ng \u0111\u1ed9ng, thay \u0111\u1ed5i theo s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a doanh nghi\u1ec7p. Khi c\u00f3 quy \u0111\u1ecbnh m\u1edbi \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n th\u1ecb tr\u01b0\u1eddng thay \u0111\u1ed5i, lu\u1ed3ng d\u1eef li\u1ec7u s\u1ebd thay \u0111\u1ed5i theo. K\u1ef9 thu\u1eadt \u0111i\u1ec1u ph\u1ed1i trong bu\u1ed5i l\u00e0m vi\u1ec7c c\u1ea7n c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i. Ghi ch\u00e9p l\u1ea1i quy tr\u00ecnh, c\u00e1c m\u1eabu \u0111\u00e3 s\u1eed d\u1ee5ng v\u00e0 b\u00e0i h\u1ecdc r\u00fat ra. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra quy tr\u00ecnh v\u1eadn h\u00e0nh chu\u1ea9n cho c\u00e1c n\u1ed7 l\u1ef1c thu th\u1eadp y\u00eau c\u1ea7u trong t\u01b0\u01a1ng lai.<\/p>\n

              \ud83d\udd17 T\u00edch h\u1ee3p v\u1edbi c\u00e1c m\u00f4 h\u00ecnh kh\u00e1c<\/h2>\n

              M\u1eb7c d\u00f9 DFDs r\u1ea5t m\u1ea1nh m\u1ebd, ch\u00fang hi\u1ebfm khi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ri\u00eang l\u1ebb. Ch\u00fang ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t khi \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u1edbi c\u00e1c k\u1ef9 thu\u1eadt m\u00f4 h\u00ecnh h\u00f3a kh\u00e1c. V\u00ed d\u1ee5:<\/p>\n

                \n
              • S\u01a1 \u0111\u1ed3 quan h\u1ec7 th\u1ef1c th\u1ec3 (ERD):<\/strong>B\u1ed5 sung cho DFD b\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh c\u1ea5u tr\u00fac c\u1ee7a c\u00e1c kho d\u1eef li\u1ec7u.<\/li>\n
              • S\u01a1 \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng:<\/strong>B\u1ed5 sung cho DFD b\u1eb1ng c\u00e1ch t\u1eadp trung v\u00e0o t\u01b0\u01a1ng t\u00e1c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng thay v\u00ec di chuy\u1ec3n d\u1eef li\u1ec7u.<\/li>\n
              • S\u01a1 \u0111\u1ed3 lu\u1ed3ng:<\/strong>B\u1ed5 sung cho DFD b\u1eb1ng c\u00e1ch chi ti\u1ebft h\u00f3a logic b\u00ean trong m\u1ed9t qu\u00e1 tr\u00ecnh duy nh\u1ea5t.<\/li>\n<\/ul>\n

                Trong bu\u1ed5i l\u00e0m vi\u1ec7c, l\u00e0m r\u00f5 m\u00f4 h\u00ecnh n\u00e0o ph\u1ee5c v\u1ee5 m\u1ee5c \u0111\u00edch g\u00ec. N\u1ebfu m\u1ee5c ti\u00eau l\u00e0 hi\u1ec3u v\u1ec1 l\u01b0u tr\u1eef d\u1eef li\u1ec7u, h\u00e3y chuy\u1ec3n sang ERD. N\u1ebfu m\u1ee5c ti\u00eau l\u00e0 hi\u1ec3u v\u1ec1 h\u00e0nh \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, h\u00e3y chuy\u1ec3n sang s\u01a1 \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng. Gi\u1eef r\u00f5 s\u1ef1 ph\u00e2n bi\u1ec7t n\u00e0y s\u1ebd ng\u0103n ng\u1eeba nh\u1ea7m l\u1eabn v\u00e0 \u0111\u1ea3m b\u1ea3o DFD v\u1eabn t\u1eadp trung v\u00e0o \u0111i\u1ec3m m\u1ea1nh ch\u00ednh c\u1ee7a n\u00f3: s\u1ef1 di chuy\u1ec3n c\u1ee7a th\u00f4ng tin.<\/p>\n

                \ud83d\udca1 T\u00f3m t\u1eaft c\u00e1c k\u1ef9 thu\u1eadt \u0111i\u1ec1u ph\u1ed1i<\/h2>\n

                Vi\u1ec7c \u0111i\u1ec1u ph\u1ed1i th\u00e0nh c\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa chu\u1ea9n b\u1ecb, l\u1eafng nghe ch\u1ee7 \u0111\u1ed9ng v\u00e0 ki\u1ebfn th\u1ee9c k\u1ef9 thu\u1eadt. M\u1ee5c ti\u00eau kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ea1o ra m\u1ed9t s\u01a1 \u0111\u1ed3 ho\u00e0n h\u1ea3o trong m\u1ed9t l\u1ea7n ng\u1ed3i, m\u00e0 l\u00e0 t\u1ea1o ra s\u1ef1 hi\u1ec3u bi\u1ebft chung v\u1ec1 lu\u1ed3ng d\u1eef li\u1ec7u c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n

                Nh\u1eefng \u0111i\u1ec3m ch\u00ednh c\u1ea7n l\u01b0u \u00fd cho ng\u01b0\u1eddi \u0111i\u1ec1u ph\u1ed1i bao g\u1ed3m:<\/p>\n

                  \n
                • B\u1eaft \u0111\u1ea7u b\u1eb1ng s\u01a1 \u0111\u1ed3 b\u1ed1i c\u1ea3nh \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ranh gi\u1edbi.<\/li>\n
                • Ph\u00e2n t\u00edch c\u00e1c qu\u00e1 tr\u00ecnh m\u1ed9t c\u00e1ch h\u1ee3p l\u00fd, ch\u1ee9 kh\u00f4ng ph\u1ea3i theo kh\u00eda c\u1ea1nh k\u1ef9 thu\u1eadt.<\/li>\n
                • \u0110\u1ea3m b\u1ea3o m\u1ecdi lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u1ec1u \u0111\u01b0\u1ee3c \u0111\u00e1nh nh\u00e3n v\u00e0 c\u00f3 ngu\u1ed3n g\u1ed1c v\u00e0 \u0111i\u1ec3m \u0111\u1ebfn r\u00f5 r\u00e0ng.<\/li>\n
                • Gi\u1ea3i quy\u1ebft xung \u0111\u1ed9t b\u1eb1ng c\u00e1ch t\u1eadp trung v\u00e0o d\u1eef li\u1ec7u, ch\u1ee9 kh\u00f4ng ph\u1ea3i chi ti\u1ebft tri\u1ec3n khai.<\/li>\n
                • X\u00e1c nh\u1eadn m\u00f4 h\u00ecnh v\u1edbi c\u00e1c b\u00ean li\u00ean quan sau bu\u1ed5i h\u1ecdp.<\/li>\n<\/ul>\n

                  B\u1eb1ng c\u00e1ch th\u00e0nh th\u1ea1o ngh\u1ec7 thu\u1eadt \u0111i\u1ec1u ph\u1ed1i DFD, c\u00e1c t\u1ed5 ch\u1ee9c c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u hi\u1ec3u l\u1ea7m, \u0111\u1ed3ng b\u1ed9 h\u00f3a vi\u1ec7c tri\u1ec3n khai k\u1ef9 thu\u1eadt v\u1edbi nhu c\u1ea7u kinh doanh, v\u00e0 x\u00e2y d\u1ef1ng c\u00e1c h\u1ec7 th\u1ed1ng th\u1ef1c s\u1ef1 h\u1ed7 tr\u1ee3 m\u1ee5c ti\u00eau v\u1eadn h\u00e0nh c\u1ee7a h\u1ecd. S\u1ef1 r\u00f5 r\u00e0ng tr\u1ef1c quan \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi c\u00e1c s\u01a1 \u0111\u1ed3 n\u00e0y \u0111\u00f3ng vai tr\u00f2 n\u1ec1n t\u1ea3ng cho t\u1ea5t c\u1ea3 c\u00e1c giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n v\u00e0 ph\u00e2n t\u00edch ti\u1ebfp theo.<\/p>\n","protected":false},"excerpt":{"rendered":"

                  Giao ti\u1ebfp hi\u1ec7u qu\u1ea3 gi\u1eefa c\u00e1c b\u00ean li\u00ean quan v\u1ec1 kinh doanh v\u00e0 c\u00e1c nh\u00f3m k\u1ef9 thu\u1eadt th\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 hi\u1ec3u bi\u1ebft chung. Khi y\u00eau c\u1ea7u kh\u00f4ng r\u00f5…<\/p>\n","protected":false},"author":1,"featured_media":1929,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"\u0110i\u1ec1u ph\u1ed1i bu\u1ed5i l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c b\u00ean li\u00ean quan b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u","_yoast_wpseo_metadesc":"H\u1ecdc c\u00e1ch \u0111i\u1ec1u ph\u1ed1i hi\u1ec7u qu\u1ea3 c\u00e1c bu\u1ed5i l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c b\u00ean li\u00ean quan b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) \u0111\u1ec3 thu th\u1eadp y\u00eau c\u1ea7u t\u1ed1t h\u01a1n v\u00e0 m\u00f4 h\u00ecnh h\u00f3a quy tr\u00ecnh.","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[90],"tags":[87,89],"class_list":["post-1928","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dfd","tag-academic","tag-dfd"],"yoast_head":"\n\u0110i\u1ec1u ph\u1ed1i bu\u1ed5i l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c b\u00ean li\u00ean quan b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u<\/title>\n<meta name=\"description\" content=\"H\u1ecdc c\u00e1ch \u0111i\u1ec1u ph\u1ed1i hi\u1ec7u qu\u1ea3 c\u00e1c bu\u1ed5i l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c b\u00ean li\u00ean quan b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) \u0111\u1ec3 thu th\u1eadp y\u00eau c\u1ea7u t\u1ed1t h\u01a1n v\u00e0 m\u00f4 h\u00ecnh h\u00f3a quy tr\u00ecnh.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.tech-posts.com\/vi\/stakeholder-workshop-facilitation-using-data-flow-diagrams\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0110i\u1ec1u ph\u1ed1i bu\u1ed5i l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c b\u00ean li\u00ean quan b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u\" \/>\n<meta property=\"og:description\" content=\"H\u1ecdc c\u00e1ch \u0111i\u1ec1u ph\u1ed1i hi\u1ec7u qu\u1ea3 c\u00e1c bu\u1ed5i l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c b\u00ean li\u00ean quan b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) \u0111\u1ec3 thu th\u1eadp y\u00eau c\u1ea7u t\u1ed1t h\u01a1n v\u00e0 m\u00f4 h\u00ecnh h\u00f3a quy tr\u00ecnh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.tech-posts.com\/vi\/stakeholder-workshop-facilitation-using-data-flow-diagrams\/\" \/>\n<meta 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