{"id":1934,"date":"2026-03-22T19:18:18","date_gmt":"2026-03-22T19:18:18","guid":{"rendered":"https:\/\/www.tech-posts.com\/vi\/mapping-as-is-to-be-processes-data-flow-diagrams\/"},"modified":"2026-03-22T19:18:18","modified_gmt":"2026-03-22T19:18:18","slug":"mapping-as-is-to-be-processes-data-flow-diagrams","status":"publish","type":"post","link":"https:\/\/www.tech-posts.com\/vi\/mapping-as-is-to-be-processes-data-flow-diagrams\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn DFD: B\u1ea3n \u0111\u1ed3 c\u00e1c quy tr\u00ecnh Hi\u1ec7n t\u1ea1i v\u00e0 T\u01b0\u01a1ng lai b\u1eb1ng s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u"},"content":{"rendered":"<p>C\u00e1c quy tr\u00ecnh kinh doanh t\u1ea1o n\u00ean n\u1ec1n t\u1ea3ng cho m\u1ecdi t\u1ed5 ch\u1ee9c ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3. Kh\u00f4ng c\u00f3 s\u1ef1 hi\u1ec3u r\u00f5 v\u1ec1 c\u00e1ch d\u1eef li\u1ec7u di chuy\u1ec3n qua c\u00e1c h\u1ec7 th\u1ed1ng, c\u00e1c ho\u1ea1t \u0111\u1ed9ng s\u1ebd tr\u1edf n\u00ean m\u1edd m\u1ecbt v\u00e0 k\u00e9m hi\u1ec7u qu\u1ea3.<strong>S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD)<\/strong> cung c\u1ea5p m\u1ed9t bi\u1ec3u di\u1ec5n tr\u1ef1c quan v\u1ec1 s\u1ef1 di chuy\u1ec3n n\u00e0y, cho ph\u00e9p c\u00e1c nh\u00e0 ph\u00e2n t\u00edch ghi l\u1ea1i th\u1ef1c t\u1ebf hi\u1ec7n t\u1ea1i v\u00e0 thi\u1ebft k\u1ebf tr\u1ea1ng th\u00e1i t\u01b0\u01a1ng lai. H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00e1m ph\u00e1 ph\u01b0\u01a1ng ph\u00e1p b\u1ea3n \u0111\u1ed3 h\u00f3a<strong>Hi\u1ec7n t\u1ea1i<\/strong> v\u00e0 <strong>T\u01b0\u01a1ng lai<\/strong> c\u00e1c quy tr\u00ecnh b\u1eb1ng DFD, \u0111\u1ea3m b\u1ea3o s\u1ef1 r\u00f5 r\u00e0ng v\u00e0 ch\u00ednh x\u00e1c trong ph\u00e2n t\u00edch h\u1ec7 th\u1ed1ng.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Sketch-style infographic illustrating Data Flow Diagram methodology for mapping As-Is and To-Be business processes. Left panel shows fragmented As-Is workflow with manual handoffs and four objectives: documentation, bottleneck identification, compliance verification, and stakeholder alignment. Center displays four core DFD components: Process (transform action), Data Store (repository), External Entity (source\/destination), and Data Flow (labeled arrow), plus three abstraction levels: Context, Major Processes, and Detailed views. Right panel presents streamlined To-Be state with automation principles: eliminate redundancy, automate tasks, standardize inputs, and optimize flow, alongside a five-step redesign process. Bottom banner visualizes transition strategy with gap analysis comparison and common challenges like black holes and miracles with corresponding solutions. Footer summarizes six key takeaways about DFD visualization, process mapping, abstraction levels, balancing, and maintenance. Hand-drawn pencil aesthetic with clear visual hierarchy and professional sketch styling.\" decoding=\"async\" src=\"https:\/\/www.tech-posts.com\/wp-content\/uploads\/2026\/03\/mapping-as-is-to-be-processes-dfd-infographic-sketch.jpg\"\/><\/figure>\n<\/div>\n<h2>Hi\u1ec3u v\u1ec1 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u \ud83e\udde9<\/h2>\n<p>S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u l\u00e0 m\u1ed9t bi\u1ec3u \u0111\u1ed3 c\u00f3 c\u1ea5u tr\u00fac minh h\u1ecda c\u00e1ch d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1edfi m\u1ed9t h\u1ec7 th\u1ed1ng. Kh\u00e1c v\u1edbi s\u01a1 \u0111\u1ed3 d\u00f2ng ch\u1ea3y, t\u1eadp trung v\u00e0o logic \u0111i\u1ec1u khi\u1ec3n, DFD t\u1eadp trung v\u00e0o s\u1ef1 di chuy\u1ec3n c\u1ee7a th\u00f4ng tin. Ch\u00fang r\u1ea5t h\u1eefu \u00edch trong c\u00e1c giai \u0111o\u1ea1n \u0111\u1ea7u c\u1ee7a thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng v\u00e0 c\u1ea3i ti\u1ebfn quy tr\u00ecnh kinh doanh.<\/p>\n<h3>C\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a DFD<\/h3>\n<p>M\u1ecdi s\u01a1 \u0111\u1ed3 DFD h\u1ee3p l\u1ec7 \u0111\u1ec1u d\u1ef1a tr\u00ean b\u1ed1n k\u00fd hi\u1ec7u c\u01a1 b\u1ea3n. Hi\u1ec3u r\u00f5 c\u00e1c k\u00fd hi\u1ec7u n\u00e0y l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft tr\u01b0\u1edbc khi c\u1ed1 g\u1eafng b\u1ea3n \u0111\u1ed3 c\u00e1c lu\u1ed3ng c\u00f4ng vi\u1ec7c ph\u1ee9c t\u1ea1p.<\/p>\n<ul>\n<li><strong>Quy tr\u00ecnh (\ud83d\udd04):<\/strong> \u0110\u1ea1i di\u1ec7n cho m\u1ed9t h\u00e0nh \u0111\u1ed9ng bi\u1ebfn \u0111\u1ed5i d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o th\u00e0nh d\u1eef li\u1ec7u \u0111\u1ea7u ra. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t ph\u00e9p t\u00ednh, thao t\u00e1c l\u01b0u tr\u1eef d\u1eef li\u1ec7u, ho\u1eb7c \u0111i\u1ec3m ra quy\u1ebft \u0111\u1ecbnh.<\/li>\n<li><strong>Kho d\u1eef li\u1ec7u (\ud83d\udcc2):<\/strong> Ch\u1ec9 ra n\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef khi kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng. Bao g\u1ed3m c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u1eadt l\u00fd, h\u1ed3 s\u01a1 gi\u1ea5y t\u1edd, ho\u1eb7c th\u1eadm ch\u00ed c\u00e1c b\u1ed9 \u0111\u1ec7m b\u1ed9 nh\u1edb t\u1ea1m th\u1eddi.<\/li>\n<li><strong>Th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i (\ud83d\udc64):<\/strong> \u0110\u1ea1i di\u1ec7n cho ngu\u1ed3n ho\u1eb7c \u0111\u00edch c\u1ee7a d\u1eef li\u1ec7u b\u00ean ngo\u00e0i ranh gi\u1edbi h\u1ec7 th\u1ed1ng. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0 kh\u00e1ch h\u00e0ng, nh\u00e0 cung c\u1ea5p, ho\u1eb7c m\u1ed9t b\u1ed9 ph\u1eadn kh\u00e1c.<\/li>\n<li><strong>Lu\u1ed3ng d\u1eef li\u1ec7u (\u27a1\ufe0f):<\/strong> Th\u1ec3 hi\u1ec7n h\u01b0\u1edbng di chuy\u1ec3n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n. M\u1ed7i lu\u1ed3ng ph\u1ea3i \u0111\u01b0\u1ee3c ghi nh\u00e3n v\u1edbi d\u1eef li\u1ec7u c\u1ee5 th\u1ec3 m\u00e0 n\u00f3 mang theo.<\/li>\n<\/ul>\n<p>Khi x\u00e2y d\u1ef1ng s\u01a1 \u0111\u1ed3, h\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u1ed7i quy tr\u00ecnh c\u00f3 \u00edt nh\u1ea5t m\u1ed9t \u0111\u1ea7u v\u00e0o v\u00e0 m\u1ed9t \u0111\u1ea7u ra. D\u1eef li\u1ec7u kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o ra hay ti\u00eau h\u1ee7y trong m\u1ed9t quy tr\u00ecnh; n\u00f3 ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c bi\u1ebfn \u0111\u1ed5i ho\u1eb7c l\u01b0u tr\u1eef.<\/p>\n<h2>Tr\u1ea1ng th\u00e1i quy tr\u00ecnh Hi\u1ec7n t\u1ea1i \ud83d\udd70\ufe0f<\/h2>\n<p>Tr\u1ea1ng th\u00e1i <strong>quy tr\u00ecnh Hi\u1ec7n t\u1ea1i<\/strong> \u0111\u1ea1i di\u1ec7n cho c\u00e1ch th\u1ee9c hi\u1ec7n t\u1ea1i c\u00f4ng vi\u1ec7c \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n. N\u00f3 ghi l\u1ea1i th\u1ef1c t\u1ebf hi\u1ec7n t\u1ea1i, bao g\u1ed3m c\u1ea3 nh\u1eefng b\u1ea5t hi\u1ec7u qu\u1ea3, c\u00e1c gi\u1ea3i ph\u00e1p t\u1ea1m th\u1eddi v\u00e0 can thi\u1ec7p th\u1ee7 c\u00f4ng. Vi\u1ec7c b\u1ea3n \u0111\u1ed3 tr\u1ea1ng th\u00e1i n\u00e0y l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c kho\u1ea3ng tr\u1ed1ng tr\u01b0\u1edbc khi \u0111\u1ec1 xu\u1ea5t b\u1ea5t k\u1ef3 thay \u0111\u1ed5i n\u00e0o.<\/p>\n<h3>M\u1ee5c ti\u00eau c\u1ee7a vi\u1ec7c b\u1ea3n \u0111\u1ed3 tr\u1ea1ng th\u00e1i Hi\u1ec7n t\u1ea1i<\/h3>\n<ul>\n<li><strong>T\u00e0i li\u1ec7u h\u00f3a:<\/strong> T\u1ea1o m\u1ed9t b\u1ea3n ghi c\u01a1 s\u1edf cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng hi\u1ec7n t\u1ea1i.<\/li>\n<li><strong>X\u00e1c \u0111\u1ecbnh \u0111i\u1ec3m ngh\u1ebdn:<\/strong> X\u00e1c \u0111\u1ecbnh n\u01a1i d\u1eef li\u1ec7u b\u1ecb ch\u1eadm tr\u1ec5 ho\u1eb7c m\u1ea5t m\u00e1t.<\/li>\n<li><strong>X\u00e1c minh tu\u00e2n th\u1ee7:<\/strong> \u0110\u1ea3m b\u1ea3o c\u00e1c th\u1ef1c h\u00e0nh hi\u1ec7n t\u1ea1i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u quy \u0111\u1ecbnh.<\/li>\n<li><strong>\u0110\u1ed3ng thu\u1eadn c\u1ee7a c\u00e1c b\u00ean li\u00ean quan:<\/strong> \u0110\u1ea3m b\u1ea3o m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u \u0111\u1ed3ng \u00fd v\u1ec1 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a quy tr\u00ecnh hi\u1ec7n t\u1ea1i.<\/li>\n<\/ul>\n<h3>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p thu th\u1eadp d\u1eef li\u1ec7u tr\u1ea1ng th\u00e1i hi\u1ec7n t\u1ea1i<\/h3>\n<p>B\u1ea3n \u0111\u1ed3 ch\u00ednh x\u00e1c \u0111\u00f2i h\u1ecfi ph\u1ea3i thu th\u1eadp th\u00f4ng tin t\u1eeb nhi\u1ec1u ngu\u1ed3n kh\u00e1c nhau. Vi\u1ec7c ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t cu\u1ed9c ph\u1ecfng v\u1ea5n duy nh\u1ea5t th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn c\u00e1c s\u01a1 \u0111\u1ed3 kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7 ho\u1eb7c thi\u00ean l\u1ec7ch.<\/p>\n<ul>\n<li><strong>Quan s\u00e1t:<\/strong> Quan s\u00e1t ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n c\u00e1c nhi\u1ec7m v\u1ee5 theo th\u1eddi gian th\u1ef1c \u0111\u1ec3 th\u1ea5y \u0111\u01b0\u1ee3c h\u00e0nh vi th\u1ef1c t\u1ebf so v\u1edbi h\u00e0nh vi \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o.<\/li>\n<li><strong>Ph\u1ecfng v\u1ea5n:<\/strong> Ti\u1ebfn h\u00e0nh c\u00e1c cu\u1ed9c trao \u0111\u1ed5i c\u00f3 c\u1ea5u tr\u00fac v\u1edbi ng\u01b0\u1eddi s\u1edf h\u1eefu quy tr\u00ecnh \u0111\u1ec3 hi\u1ec3u logic ra quy\u1ebft \u0111\u1ecbnh.<\/li>\n<li><strong>Xem x\u00e9t t\u00e0i li\u1ec7u:<\/strong> Xem x\u00e9t c\u00e1c m\u1eabu \u0111\u01a1n, b\u00e1o c\u00e1o v\u00e0 nh\u1eadt k\u00fd hi\u1ec7n c\u00f3 \u0111\u1ec3 truy v\u1ebft c\u00e1c \u0111\u01b0\u1eddng \u0111i c\u1ee7a d\u1eef li\u1ec7u.<\/li>\n<li><strong>Bu\u1ed5i l\u00e0m vi\u1ec7c nh\u00f3m:<\/strong> H\u1ed7 tr\u1ee3 c\u00e1c bu\u1ed5i h\u1ecdp nh\u00f3m \u0111\u1ec3 x\u00e1c nh\u1eadn lu\u1ed3ng th\u00f4ng tin gi\u1eefa c\u00e1c ph\u00f2ng ban.<\/li>\n<\/ul>\n<h3>Nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn trong vi\u1ec7c l\u1eadp b\u1ea3n \u0111\u1ed3 tr\u1ea1ng th\u00e1i hi\u1ec7n t\u1ea1i<\/h3>\n<table>\n<thead>\n<tr>\n<th>Sai l\u1ea7m<\/th>\n<th>H\u1eadu qu\u1ea3<\/th>\n<th>Gi\u1ea3m thi\u1ec3u<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Gi\u1ea3 \u0111\u1ecbnh theo quy tr\u00ecnh v\u0103n b\u1ea3n<\/td>\n<td>B\u1ecf s\u00f3t c\u00e1c gi\u1ea3i ph\u00e1p t\u1ea1m th\u1eddi th\u1ef1c t\u1ebf<\/td>\n<td>Quan s\u00e1t c\u00f4ng vi\u1ec7c th\u1ef1c t\u1ebf<\/td>\n<\/tr>\n<tr>\n<td>Qu\u00e1 ph\u1ee9c t\u1ea1p<\/td>\n<td>S\u01a1 \u0111\u1ed3 tr\u1edf n\u00ean kh\u00f3 \u0111\u1ecdc<\/td>\n<td>S\u1eed d\u1ee5ng ph\u00e2n r\u00e3 theo c\u1ea5p b\u1eadc<\/td>\n<\/tr>\n<tr>\n<td>Thi\u1ebfu c\u00e1c b\u01b0\u1edbc th\u1ee7 c\u00f4ng<\/td>\n<td>\u0110\u00e1nh gi\u00e1 th\u1ea5p n\u1ed7 l\u1ef1c<\/td>\n<td>Bao g\u1ed3m t\u1ea5t c\u1ea3 c\u00e1c t\u01b0\u01a1ng t\u00e1c c\u1ee7a con ng\u01b0\u1eddi<\/td>\n<\/tr>\n<tr>\n<td>Kh\u00f4ng nh\u1ea5t qu\u00e1n trong t\u00ean d\u1eef li\u1ec7u<\/td>\n<td>S\u1ef1 nh\u1ea7m l\u1eabn trong lu\u1ed3ng d\u1eef li\u1ec7u<\/td>\n<td>Thi\u1ebft l\u1eadp t\u1eeb \u0111i\u1ec3n d\u1eef li\u1ec7u<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Trong giai \u0111o\u1ea1n Hi\u1ec7n tr\u1ea1ng, th\u01b0\u1eddng th\u1ea5y r\u1eb1ng h\u1ec7 th\u1ed1ng kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u kinh doanh. S\u1ef1 kh\u00f4ng ph\u00f9 h\u1ee3p n\u00e0y l\u00e0 \u0111\u1ed9ng l\u1ef1c ch\u00ednh cho vi\u1ec7c thi\u1ebft k\u1ebf tr\u1ea1ng th\u00e1i T\u01b0\u01a1ng lai ti\u1ebfp theo.<\/p>\n<h2>Thi\u1ebft k\u1ebf tr\u1ea1ng th\u00e1i quy tr\u00ecnh T\u01b0\u01a1ng lai \ud83d\ude80<\/h2>\n<p>C\u00e1i <strong>quy tr\u00ecnh T\u01b0\u01a1ng lai<\/strong>\u0111\u1ecbnh ngh\u0129a tr\u1ea1ng th\u00e1i l\u00fd t\u01b0\u1edfng c\u1ee7a ho\u1ea1t \u0111\u1ed9ng. N\u00f3 bao g\u1ed3m c\u00e1c c\u1ea3i ti\u1ebfn, t\u1ef1 \u0111\u1ed9ng h\u00f3a v\u00e0 thay \u0111\u1ed5i c\u1ea5u tr\u00fac nh\u1eb1m \u0111\u00e1p \u1ee9ng c\u00e1c m\u1ee5c ti\u00eau chi\u1ebfn l\u01b0\u1ee3c. Kh\u00e1c v\u1edbi tr\u1ea1ng th\u00e1i Hi\u1ec7n t\u1ea1i, mang t\u00ednh m\u00f4 t\u1ea3, tr\u1ea1ng th\u00e1i T\u01b0\u01a1ng lai mang t\u00ednh \u0111\u1ecbnh h\u01b0\u1edbng.<\/p>\n<h3>C\u00e1c nguy\u00ean t\u1eafc ch\u00ednh cho thi\u1ebft k\u1ebf T\u01b0\u01a1ng lai<\/h3>\n<ul>\n<li><strong>Lo\u1ea1i b\u1ecf s\u1ef1 tr\u00f9ng l\u1eb7p:<\/strong>Lo\u1ea1i b\u1ecf c\u00e1c b\u01b0\u1edbc nh\u1eadp li\u1ec7u v\u00e0 x\u00e1c minh d\u1eef li\u1ec7u tr\u00f9ng l\u1eb7p.<\/li>\n<li><strong>T\u1ef1 \u0111\u1ed9ng h\u00f3a \u1edf nh\u1eefng n\u01a1i c\u00f3 th\u1ec3:<\/strong>Thay th\u1ebf vi\u1ec7c chuy\u1ec3n d\u1eef li\u1ec7u th\u1ee7 c\u00f4ng b\u1eb1ng t\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng.<\/li>\n<li><strong>Ti\u00eau chu\u1ea9n h\u00f3a \u0111\u1ea7u v\u00e0o:<\/strong>\u0110\u1ea3m b\u1ea3o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c nh\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng theo \u0111\u1ecbnh d\u1ea1ng nh\u1ea5t qu\u00e1n.<\/li>\n<li><strong>T\u1ed1i \u01b0u lu\u1ed3ng:<\/strong>Gi\u1ea3m kho\u1ea3ng c\u00e1ch d\u1eef li\u1ec7u ph\u1ea3i di chuy\u1ec3n gi\u1eefa c\u00e1c th\u1ef1c th\u1ec3.<\/li>\n<\/ul>\n<h3>C\u00e1c b\u01b0\u1edbc \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh tr\u1ea1ng th\u00e1i T\u01b0\u01a1ng lai<\/h3>\n<ol>\n<li><strong>Xem l\u1ea1i s\u01a1 \u0111\u1ed3 Hi\u1ec7n t\u1ea1i:<\/strong>X\u00e1c \u0111\u1ecbnh c\u00e1c khu v\u1ef1c c\u00f3 ma s\u00e1t cao ho\u1eb7c l\u1ed7i.<\/li>\n<li><strong>X\u00e1c \u0111\u1ecbnh y\u00eau c\u1ea7u:<\/strong>Li\u1ec7t k\u00ea c\u00e1c nhu c\u1ea7u ch\u1ee9c n\u0103ng v\u00e0 phi ch\u1ee9c n\u0103ng c\u1ee5 th\u1ec3.<\/li>\n<li><strong>Thi\u1ebft k\u1ebf l\u1ea1i lu\u1ed3ng:<\/strong>V\u1ebd quy tr\u00ecnh m\u1edbi m\u00e0 kh\u00f4ng b\u1ecb r\u00e0ng bu\u1ed9c b\u1edfi h\u1ec7 th\u1ed1ng c\u0169.<\/li>\n<li><strong>X\u00e1c minh t\u00ednh kh\u1ea3 thi:<\/strong>\u0110\u1ea3m b\u1ea3o thi\u1ebft k\u1ebf m\u1edbi l\u00e0 kh\u1ea3 thi v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt v\u00e0 v\u1eadn h\u00e0nh.<\/li>\n<li><strong>L\u1eb7p l\u1ea1i:<\/strong>Tinh ch\u1ec9nh s\u01a1 \u0111\u1ed3 d\u1ef1a tr\u00ean ph\u1ea3n h\u1ed3i t\u1eeb c\u00e1c b\u00ean li\u00ean quan.<\/li>\n<\/ol>\n<h3>So s\u00e1nh Hi\u1ec7n t\u1ea1i v\u00e0 T\u01b0\u01a1ng lai<\/h3>\n<p>Tr\u1ef1c quan h\u00f3a s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai tr\u1ea1ng th\u00e1i gi\u00fap c\u00e1c b\u00ean li\u00ean quan hi\u1ec3u r\u00f5 gi\u00e1 tr\u1ecb c\u1ee7a nh\u1eefng thay \u0111\u1ed5i \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t.<\/p>\n<ul>\n<li><strong>Hi\u1ec7n t\u1ea1i:<\/strong>Th\u01b0\u1eddng b\u1ecb ph\u00e2n m\u1ea3nh, ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c chuy\u1ec3n tay th\u1ee7 c\u00f4ng, v\u00e0 d\u1ec5 d\u1eabn \u0111\u1ebfn c\u00e1c h\u00f2m d\u1eef li\u1ec7u c\u00f4 l\u1eadp.<\/li>\n<li><strong>T\u01b0\u01a1ng lai:<\/strong>T\u1ed1i \u01b0u h\u00f3a, t\u00edch h\u1ee3p v\u00e0 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n<p>Khi thi\u1ebft k\u1ebf tr\u1ea1ng th\u00e1i t\u01b0\u01a1ng lai, h\u00e3y tr\u00e1nh c\u00e1m d\u1ed7 t\u1ef1 \u0111\u1ed9ng h\u00f3a m\u1ed9t quy tr\u00ecnh \u0111ang h\u1ecfng. Tr\u01b0\u1edbc ti\u00ean, \u0111\u01a1n gi\u1ea3n h\u00f3a logic, sau \u0111\u00f3 \u00e1p d\u1ee5ng c\u00f4ng ngh\u1ec7.<\/p>\n<h2>Chi\u1ebfn l\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i \ud83d\udd04<\/h2>\n<p>Chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i hi\u1ec7n t\u1ea1i sang tr\u1ea1ng th\u00e1i t\u01b0\u01a1ng lai kh\u00f4ng di\u1ec5n ra t\u1ee9c th\u00ec. N\u00f3 \u0111\u00f2i h\u1ecfi m\u1ed9t k\u1ebf ho\u1ea1ch chuy\u1ec3n \u0111\u1ed5i c\u00f3 c\u1ea5u tr\u00fac. Giai \u0111o\u1ea1n ph\u00e2n t\u00edch kho\u1ea3ng c\u00e1ch n\u1ed1i li\u1ec1n hai s\u01a1 \u0111\u1ed3 n\u00e0y.<\/p>\n<h3>C\u00e1c k\u1ef9 thu\u1eadt ph\u00e2n t\u00edch kho\u1ea3ng c\u00e1ch<\/h3>\n<ul>\n<li><strong>So s\u00e1nh song song:<\/strong>Ghim ch\u1ed3ng hai s\u01a1 \u0111\u1ed3 l\u00ean nhau \u0111\u1ec3 l\u00e0m n\u1ed5i b\u1eadt c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u b\u1ecb thi\u1ebfu.<\/li>\n<li><strong>Ph\u00e2n r\u00e3 ch\u1ee9c n\u0103ng:<\/strong>Ph\u00e2n t\u00edch c\u00e1c quy tr\u00ecnh \u0111\u1ec3 xem c\u00e1c ti\u1ec3u quy tr\u00ecnh n\u00e0o b\u1ecb thi\u1ebfu trong thi\u1ebft k\u1ebf m\u1edbi.<\/li>\n<li><strong>\u0110\u00e1nh gi\u00e1 t\u00e1c \u0111\u1ed9ng:<\/strong>X\u00e1c \u0111\u1ecbnh c\u00e1ch c\u00e1c thay \u0111\u1ed5i \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c kho d\u1eef li\u1ec7u hi\u1ec7n c\u00f3.<\/li>\n<\/ul>\n<p>Ph\u00e2n t\u00edch n\u00e0y ti\u1ebft l\u1ed9 c\u00f4ng vi\u1ec7c c\u1ee5 th\u1ec3 c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c tr\u1ea1ng th\u00e1i t\u01b0\u01a1ng lai. N\u00f3 c\u00f3 th\u1ec3 bao g\u1ed3m \u0111\u00e0o t\u1ea1o, ph\u1ea7n c\u1ee9ng m\u1edbi ho\u1eb7c c\u1ea5u h\u00ecnh ph\u1ea7n m\u1ec1m.<\/p>\n<h2>Ph\u00e2n t\u00edch s\u00e2u c\u00e1c th\u00e0nh ph\u1ea7n DFD \ud83d\udd0d<\/h2>\n<p>\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c s\u01a1 \u0111\u1ed3 ch\u00ednh x\u00e1c, m\u1ed7i th\u00e0nh ph\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a r\u00f5 r\u00e0ng. S\u1ef1 m\u01a1 h\u1ed3 trong c\u00e1c th\u00e0nh ph\u1ea7n d\u1eabn \u0111\u1ebfn l\u1ed7i tri\u1ec3n khai.<\/p>\n<h3>C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i<\/h3>\n<p>C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i x\u00e1c \u0111\u1ecbnh ranh gi\u1edbi c\u1ee7a h\u1ec7 th\u1ed1ng. Ch\u00fang l\u00e0 ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c c\u00e1c h\u1ec7 th\u1ed1ng t\u01b0\u01a1ng t\u00e1c v\u1edbi quy tr\u00ecnh nh\u01b0ng kh\u00f4ng thu\u1ed9c v\u1ec1 n\u00f3.<\/p>\n<ul>\n<li><strong>Nh\u00e3n hi\u1ec7u:<\/strong>S\u1eed d\u1ee5ng danh t\u1eeb, kh\u00f4ng ph\u1ea3i \u0111\u1ed9ng t\u1eeb (v\u00ed d\u1ee5: \u201cKh\u00e1ch h\u00e0ng\u201d ch\u1ee9 kh\u00f4ng ph\u1ea3i \u201cKh\u00e1ch h\u00e0ng \u0111ang mua\u201d).<\/li>\n<li><strong>Ph\u1ea1m vi:<\/strong>\u0110\u1ea3m b\u1ea3o c\u00e1c th\u1ef1c th\u1ec3 th\u1ef1c s\u1ef1 n\u1eb1m ngo\u00e0i ph\u1ea1m vi d\u1ef1 \u00e1n.<\/li>\n<\/ul>\n<h3>C\u00e1c quy tr\u00ecnh<\/h3>\n<p>C\u00e1c quy tr\u00ecnh l\u00e0 \u0111\u1ed9ng c\u01a1 c\u1ee7a s\u01a1 \u0111\u1ed3. Ch\u00fang chuy\u1ec3n \u0111\u1ed5i d\u1eef li\u1ec7u.<\/p>\n<ul>\n<li><strong>\u0110\u1eb7t t\u00ean theo \u0111\u1ed9ng t\u1eeb-danh t\u1eeb:<\/strong>\u0110\u1eb7t t\u00ean quy tr\u00ecnh r\u00f5 r\u00e0ng (v\u00ed d\u1ee5: \u201cX\u00e1c th\u1ef1c \u0111\u01a1n h\u00e0ng\u201d).<\/li>\n<li><strong>G\u00e1n s\u1ed1:<\/strong>S\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng g\u00e1n s\u1ed1 \u0111\u1ec3 theo d\u00f5i th\u1ee9 b\u1eadc (v\u00ed d\u1ee5: 1.0, 1.1, 1.1.1).<\/li>\n<li><strong>Tr\u00e1ch nhi\u1ec7m duy nh\u1ea5t:<\/strong>M\u1ed7i quy tr\u00ecnh n\u00ean th\u1ef1c hi\u1ec7n m\u1ed9t ch\u1ee9c n\u0103ng logic duy nh\u1ea5t.<\/li>\n<\/ul>\n<h3>C\u00e1c kho d\u1eef li\u1ec7u<\/h3>\n<p>C\u00e1c kho d\u1eef li\u1ec7u \u0111\u1ea1i di\u1ec7n cho t\u00ednh b\u1ec1n v\u1eefng.<\/p>\n<ul>\n<li><strong>\u0110\u1ecdc so v\u1edbi Ghi:<\/strong> Ph\u00e2n bi\u1ec7t gi\u1eefa c\u00e1c kho l\u01b0u tr\u1eef ch\u1ec9 nh\u1eadn d\u1eef li\u1ec7u v\u00e0 nh\u1eefng kho ch\u1ec9 cung c\u1ea5p d\u1eef li\u1ec7u.<\/li>\n<li><strong>T\u00ednh nh\u1ea5t qu\u00e1n:<\/strong> \u0110\u1ea3m b\u1ea3o d\u1eef li\u1ec7u kh\u00f4ng \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef \u1edf nhi\u1ec1u v\u1ecb tr\u00ed m\u00e2u thu\u1eabn.<\/li>\n<\/ul>\n<h3>D\u00f2ng d\u1eef li\u1ec7u<\/h3>\n<p>D\u00f2ng d\u1eef li\u1ec7u k\u1ebft n\u1ed1i c\u00e1c th\u00e0nh ph\u1ea7n.<\/p>\n<ul>\n<li><strong>H\u01b0\u1edbng \u0111i:<\/strong> C\u00e1c m\u0169i t\u00ean ph\u1ea3i r\u00f5 r\u00e0ng ch\u1ec9 ra h\u01b0\u1edbng c\u1ee7a th\u00f4ng tin.<\/li>\n<li><strong>Nh\u00e3n hi\u1ec7u:<\/strong> M\u1ed7i m\u0169i t\u00ean ph\u1ea3i c\u00f3 nh\u00e3n duy nh\u1ea5t m\u00f4 t\u1ea3 g\u00f3i d\u1eef li\u1ec7u.<\/li>\n<li><strong>Kh\u00f4ng giao nhau:<\/strong> T\u1ed1i thi\u1ec3u h\u00f3a c\u00e1c \u0111i\u1ec3m giao nhau c\u1ee7a \u0111\u01b0\u1eddng k\u1ebb \u0111\u1ec3 duy tr\u00ec t\u00ednh d\u1ec5 \u0111\u1ecdc.<\/li>\n<\/ul>\n<h2>M\u1ee9c \u0111\u1ed9 tr\u1eebu t\u01b0\u1ee3ng \ud83d\udcc9<\/h2>\n<p>C\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n trong m\u1ed9t s\u01a1 \u0111\u1ed3 duy nh\u1ea5t. C\u00e1c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt g\u1ecdi l\u00e0 ph\u00e2n c\u1ea5p \u0111\u1ec3 qu\u1ea3n l\u00fd \u0111\u1ed9 ph\u1ee9c t\u1ea1p.<\/p>\n<h3>M\u1ee9c 0: S\u01a1 \u0111\u1ed3 ng\u1eef c\u1ea3nh<\/h3>\n<p>\u0110\u00e2y l\u00e0 g\u00f3c nh\u00ecn \u1edf m\u1ee9c cao nh\u1ea5t. N\u00f3 th\u1ec3 hi\u1ec7n to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng nh\u01b0 m\u1ed9t qu\u00e1 tr\u00ecnh duy nh\u1ea5t v\u00e0 c\u00e1c t\u01b0\u01a1ng t\u00e1c c\u1ee7a n\u00f3 v\u1edbi c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i. N\u00f3 cung c\u1ea5p c\u00e1i nh\u00ecn t\u1ed5ng quan m\u00e0 kh\u00f4ng chi ti\u1ebft b\u00ean trong.<\/p>\n<h3>M\u1ee9c 1: C\u00e1c qu\u00e1 tr\u00ecnh ch\u00ednh<\/h3>\n<p>S\u01a1 \u0111\u1ed3 n\u00e0y t\u00e1ch r\u1eddi qu\u00e1 tr\u00ecnh duy nh\u1ea5t t\u1eeb M\u1ee9c 0 th\u00e0nh c\u00e1c ti\u1ec3u qu\u00e1 tr\u00ecnh ch\u00ednh. N\u00f3 th\u1ec3 hi\u1ec7n c\u00e1c kho d\u1eef li\u1ec7u ch\u00ednh v\u00e0 lu\u1ed3ng d\u1eef li\u1ec7u gi\u1eefa c\u00e1c ch\u1ee9c n\u0103ng ch\u00ednh.<\/p>\n<h3>M\u1ee9c 2: C\u00e1c qu\u00e1 tr\u00ecnh chi ti\u1ebft<\/h3>\n<p>M\u1ee9c n\u00e0y \u0111i s\u00e2u v\u00e0o c\u00e1c ti\u1ec3u qu\u00e1 tr\u00ecnh c\u1ee5 th\u1ec3 t\u1eeb M\u1ee9c 1. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho chi ti\u1ebft tri\u1ec3n khai v\u00e0 th\u01b0\u1eddng l\u00e0 g\u00f3c nh\u00ecn ph\u1ee9c t\u1ea1p nh\u1ea5t.<\/p>\n<p>\u0110\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u \u0111i v\u00e0o m\u1ee9c th\u1ea5p h\u01a1n c\u0169ng xu\u1ea5t hi\u1ec7n \u1edf m\u1ee9c cha. T\u00ednh nh\u1ea5t qu\u00e1n n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0<strong>c\u00e2n b\u1eb1ng<\/strong>.<\/p>\n<h2>Nh\u1eefng th\u00e1ch th\u1ee9c ph\u1ed5 bi\u1ebfn v\u00e0 gi\u1ea3i ph\u00e1p \u26a0\ufe0f<\/h2>\n<p>Vi\u1ec7c t\u1ea1o ra c\u00e1c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u ch\u00ednh x\u00e1c th\u01b0\u1eddng g\u1eb7p ph\u1ea3i nh\u1eefng r\u00e0o c\u1ea3n c\u1ee5 th\u1ec3. Gi\u1ea3i quy\u1ebft nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y m\u1ed9t c\u00e1ch ch\u1ee7 \u0111\u1ed9ng s\u1ebd ti\u1ebft ki\u1ec7m th\u1eddi gian trong su\u1ed1t v\u00f2ng \u0111\u1eddi ph\u00e1t tri\u1ec3n.<\/p>\n<ul>\n<li><strong>H\u1ed1 \u0111en:<\/strong> M\u1ed9t qu\u00e1 tr\u00ecnh c\u00f3 \u0111\u1ea7u v\u00e0o nh\u01b0ng kh\u00f4ng c\u00f3 \u0111\u1ea7u ra. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y l\u1ed7i logic.<\/li>\n<li><strong>Nh\u1eefng \u0111i\u1ec1u k\u1ef3 di\u1ec7u:<\/strong> M\u1ed9t qu\u00e1 tr\u00ecnh t\u1ea1o ra \u0111\u1ea7u ra m\u00e0 kh\u00f4ng c\u00f3 \u0111\u1ea7u v\u00e0o n\u00e0o. \u0110i\u1ec1u n\u00e0y l\u00e0 kh\u00f4ng th\u1ec3 x\u1ea3y ra trong lu\u1ed3ng d\u1eef li\u1ec7u.<\/li>\n<li><strong>H\u1ed1 x\u00e1m:<\/strong> M\u1ed9t qu\u00e1 tr\u00ecnh nh\u1eadn d\u1eef li\u1ec7u nh\u01b0ng ch\u1ec9 truy\u1ec1n m\u1ed9t ph\u1ea7n nh\u1ecf d\u1eef li\u1ec7u qua.<\/li>\n<li><strong>Xung \u0111\u1ed9t lu\u1ed3ng d\u1eef li\u1ec7u:<\/strong> Khi hai lu\u1ed3ng c\u00f3 c\u00f9ng t\u00ean nh\u01b0ng mang \u00fd ngh\u0129a kh\u00e1c nhau.<\/li>\n<\/ul>\n<table>\n<thead>\n<tr>\n<th>Th\u00e1ch th\u1ee9c<\/th>\n<th>Gi\u1ea3i ph\u00e1p<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>T\u00ean qu\u00e1 tr\u00ecnh m\u00e2u thu\u1eabn<\/td>\n<td>S\u1eed d\u1ee5ng t\u1eeb \u0111i\u1ec3n trung t\u00e2m cho t\u1ea5t c\u1ea3 t\u00ean qu\u00e1 tr\u00ecnh<\/td>\n<\/tr>\n<tr>\n<td>Thi\u1ebfu c\u00e1c kho l\u01b0u tr\u1eef d\u1eef li\u1ec7u<\/td>\n<td>Truy v\u1ebft t\u1eebng lu\u1ed3ng d\u1eef li\u1ec7u v\u1ec1 ngu\u1ed3n ho\u1eb7c \u0111\u00edch c\u1ee7a n\u00f3<\/td>\n<\/tr>\n<tr>\n<td>Qu\u00e1 nhi\u1ec1u th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i<\/td>\n<td>Nh\u00f3m c\u00e1c th\u1ef1c th\u1ec3 th\u00e0nh c\u00e1c danh m\u1ee5c h\u1ee3p l\u00fd<\/td>\n<\/tr>\n<tr>\n<td>S\u1ef1 l\u1ed9n x\u1ed9n trong s\u01a1 \u0111\u1ed3<\/td>\n<td>S\u1eed d\u1ee5ng ph\u00e2n r\u00e3 \u0111\u1ec3 chia th\u00e0nh c\u00e1c c\u1ea5p \u0111\u1ed9 th\u1ea5p h\u01a1n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>B\u1ea3o tr\u00ec v\u00e0 v\u00f2ng \u0111\u1eddi \ud83d\udee0\ufe0f<\/h2>\n<p>S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ea3n ph\u1ea9m duy nh\u1ea5t. C\u00e1c qu\u00e1 tr\u00ecnh thay \u0111\u1ed5i theo th\u1eddi gian, v\u00e0 s\u01a1 \u0111\u1ed3 ph\u1ea3i thay \u0111\u1ed5i theo ch\u00fang.<\/p>\n<h3>Ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n<\/h3>\n<p>Theo d\u00f5i m\u1ecdi thay \u0111\u1ed5i tr\u00ean s\u01a1 \u0111\u1ed3. Ghi l\u1ea1i ng\u00e0y, t\u00e1c gi\u1ea3 v\u00e0 l\u00fd do thay \u0111\u1ed5i. L\u1ecbch s\u1eed n\u00e0y r\u1ea5t quan tr\u1ecdng cho ki\u1ec3m to\u00e1n v\u00e0 tham kh\u1ea3o trong t\u01b0\u01a1ng lai.<\/p>\n<h3>Qu\u1ea3n l\u00fd thay \u0111\u1ed5i<\/h3>\n<ul>\n<li><strong>X\u00e1c \u0111\u1ecbnh s\u1ef1 ki\u1ec7n k\u00edch ho\u1ea1t:<\/strong> X\u00e1c \u0111\u1ecbnh thay \u0111\u1ed5i kinh doanh n\u00e0o \u0111\u00f2i h\u1ecfi c\u1eadp nh\u1eadt s\u01a1 \u0111\u1ed3.<\/li>\n<li><strong>Ph\u00e2n t\u00edch t\u00e1c \u0111\u1ed9ng:<\/strong> \u0110\u00e1nh gi\u00e1 t\u00e1c \u0111\u1ed9ng c\u1ee7a thay \u0111\u1ed5i \u0111\u1ebfn c\u00e1c qu\u00e1 tr\u00ecnh ti\u1ebfp theo.<\/li>\n<li><strong>Giao ti\u1ebfp:<\/strong> Chia s\u1ebb s\u01a1 \u0111\u1ed3 \u0111\u00e3 c\u1eadp nh\u1eadt v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c b\u00ean li\u00ean quan b\u1ecb \u1ea3nh h\u01b0\u1edfng.<\/li>\n<\/ul>\n<h3>T\u00edch h\u1ee3p v\u1edbi y\u00eau c\u1ea7u<\/h3>\n<p>S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi t\u00e0i li\u1ec7u y\u00eau c\u1ea7u ch\u1ee9c n\u0103ng. N\u1ebfu m\u1ed9t y\u00eau c\u1ea7u n\u00eau r\u1eb1ng d\u1eef li\u1ec7u ph\u1ea3i \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a, s\u01a1 \u0111\u1ed3 ph\u1ea3i ph\u1ea3n \u00e1nh m\u1ed9t qu\u00e1 tr\u00ecnh b\u1ea3o m\u1eadt x\u1eed l\u00fd d\u1eef li\u1ec7u \u0111\u00f3.<\/p>\n<h2>Nh\u1eefng c\u00e2n nh\u1eafc cu\u1ed1i c\u00f9ng \ud83d\udcdd<\/h2>\n<p>B\u1ea3n \u0111\u1ed3 h\u00f3a c\u00e1c qu\u00e1 tr\u00ecnh Hi\u1ec7n t\u1ea1i v\u00e0 T\u01b0\u01a1ng lai l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c \u0111\u00f2i h\u1ecfi s\u1ef1 ki\u00ean nh\u1eabn v\u00e0 ch\u00ednh x\u00e1c. M\u1ee5c ti\u00eau kh\u00f4ng ch\u1ec9 l\u00e0 v\u1ebd h\u00ecnh \u1ea3nh, m\u00e0 c\u00f2n hi\u1ec3u r\u00f5 lu\u1ed3ng th\u00f4ng tin \u0111i\u1ec1u khi\u1ec3n ho\u1ea1t \u0111\u1ed9ng kinh doanh.<\/p>\n<ul>\n<li><strong>T\u1eadp trung v\u00e0o d\u1eef li\u1ec7u:<\/strong>Gi\u1eef s\u1ef1 t\u1eadp trung v\u00e0o s\u1ef1 di chuy\u1ec3n th\u00f4ng tin, ch\u1ee9 kh\u00f4ng ph\u1ea3i logic \u0111i\u1ec1u khi\u1ec3n.<\/li>\n<li><strong>\u0110\u01a1n gi\u1ea3n h\u00f3a n\u00f3:<\/strong> N\u1ebfu m\u1ed9t s\u01a1 \u0111\u1ed3 kh\u00f4ng th\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c trong m\u1ed9t c\u00e1i nh\u00ecn, th\u00ec n\u00f3 qu\u00e1 ph\u1ee9c t\u1ea1p.<\/li>\n<li><strong>X\u00e1c minh li\u00ean t\u1ee5c:<\/strong> Ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean c\u00e1c s\u01a1 \u0111\u1ed3 so v\u1edbi th\u1ef1c t\u1ebf.<\/li>\n<\/ul>\n<p>B\u1eb1ng c\u00e1ch \u00e1p d\u1ee5ng nghi\u00eam ng\u1eb7t c\u00e1c ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, c\u00e1c t\u1ed5 ch\u1ee9c c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ea7m nh\u00ecn r\u00f5 r\u00e0ng v\u1ec1 m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00ecnh. S\u1ef1 r\u00f5 r\u00e0ng n\u00e0y gi\u00fap ra quy\u1ebft \u0111\u1ecbnh t\u1ed1t h\u01a1n, gi\u1ea3m l\u00e3ng ph\u00ed v\u00e0 \u0111\u1ea3m b\u1ea3o c\u00e1c h\u1ec7 th\u1ed1ng h\u1ed7 tr\u1ee3 hi\u1ec7u qu\u1ea3 c\u00e1c m\u1ee5c ti\u00eau kinh doanh.<\/p>\n<h2>T\u00f3m t\u1eaft nh\u1eefng \u0111i\u1ec3m ch\u00ednh c\u1ea7n l\u01b0u \u00fd<\/h2>\n<ul>\n<li><strong>S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) minh h\u1ecda s\u1ef1 di chuy\u1ec3n d\u1eef li\u1ec7u<\/strong> thay v\u00ec logic \u0111i\u1ec1u khi\u1ec3n.<\/li>\n<li><strong>S\u01a1 \u0111\u1ed3 hi\u1ec7n tr\u1ea1ng ghi l\u1ea1i th\u1ef1c t\u1ebf<\/strong> bao g\u1ed3m c\u1ea3 nh\u1eefng b\u1ea5t hi\u1ec7u qu\u1ea3.<\/li>\n<li><strong>S\u01a1 \u0111\u1ed3 t\u01b0\u01a1ng lai \u0111\u1ecbnh ngh\u0129a tr\u1ea1ng th\u00e1i l\u00fd t\u01b0\u1edfng<\/strong> \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a.<\/li>\n<li><strong>M\u1ee9c \u0111\u1ed9 tr\u1eebu t\u01b0\u1ee3ng<\/strong> qu\u1ea3n l\u00fd s\u1ef1 ph\u1ee9c t\u1ea1p m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/li>\n<li><strong>C\u00e2n b\u1eb1ng<\/strong> \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n gi\u1eefa c\u00e1c m\u1ee9c s\u01a1 \u0111\u1ed3.<\/li>\n<li><strong>B\u1ea3o tr\u00ec<\/strong> l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1eef cho c\u00e1c s\u01a1 \u0111\u1ed3 lu\u00f4n ph\u00f9 h\u1ee3p.<\/li>\n<\/ul>\n<p>Vi\u1ec7c \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p c\u00f3 c\u1ea5u tr\u00fac trong l\u1eadp b\u1ea3n \u0111\u1ed3 quy tr\u00ecnh gi\u00fap c\u00e1c \u0111\u1ed9i ng\u0169 x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c c\u00e1c h\u1ec7 th\u1ed1ng b\u1ec1n v\u1eefng, hi\u1ec7u qu\u1ea3 v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u t\u1ed5 ch\u1ee9c. N\u1ed7 l\u1ef1c \u0111\u1ea7u t\u01b0 v\u00e0o c\u00e1c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u ch\u00ednh x\u00e1c s\u1ebd mang l\u1ea1i l\u1ee3i \u00edch l\u1edbn trong vi\u1ec7c gi\u1ea3m c\u00f4ng vi\u1ec7c l\u00e0m l\u1ea1i v\u00e0 c\u1ea3i thi\u1ec7n giao ti\u1ebfp r\u00f5 r\u00e0ng su\u1ed1t v\u00f2ng \u0111\u1eddi d\u1ef1 \u00e1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1c quy tr\u00ecnh kinh doanh t\u1ea1o n\u00ean n\u1ec1n t\u1ea3ng cho m\u1ecdi t\u1ed5 ch\u1ee9c ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3. Kh\u00f4ng c\u00f3 s\u1ef1 hi\u1ec3u r\u00f5 v\u1ec1 c\u00e1ch d\u1eef li\u1ec7u di chuy\u1ec3n qua c\u00e1c&hellip;<\/p>\n","protected":false},"author":1,"featured_media":1935,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"L\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c quy tr\u00ecnh Hi\u1ec7n tr\u1ea1ng v\u00e0 T\u01b0\u01a1ng lai b\u1eb1ng S\u01a1 \u0111\u1ed3 Lu\u1ed3ng D\u1eef li\u1ec7u \ud83d\udcca","_yoast_wpseo_metadesc":"H\u1ecdc c\u00e1ch l\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c quy tr\u00ecnh Hi\u1ec7n tr\u1ea1ng v\u00e0 T\u01b0\u01a1ng lai b\u1eb1ng S\u01a1 \u0111\u1ed3 Lu\u1ed3ng D\u1eef li\u1ec7u (DFD). H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n d\u00e0nh cho c\u00e1c nh\u00e0 ph\u00e2n t\u00edch h\u1ec7 th\u1ed1ng v\u00e0 ng\u01b0\u1eddi qu\u1ea3n l\u00fd quy tr\u00ecnh kinh doanh.","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[90],"tags":[87,89],"class_list":["post-1934","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dfd","tag-academic","tag-dfd"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>L\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c quy tr\u00ecnh Hi\u1ec7n tr\u1ea1ng v\u00e0 T\u01b0\u01a1ng lai b\u1eb1ng S\u01a1 \u0111\u1ed3 Lu\u1ed3ng D\u1eef li\u1ec7u \ud83d\udcca<\/title>\n<meta name=\"description\" content=\"H\u1ecdc c\u00e1ch l\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c quy tr\u00ecnh Hi\u1ec7n tr\u1ea1ng v\u00e0 T\u01b0\u01a1ng lai b\u1eb1ng S\u01a1 \u0111\u1ed3 Lu\u1ed3ng D\u1eef li\u1ec7u (DFD). H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n d\u00e0nh cho c\u00e1c nh\u00e0 ph\u00e2n t\u00edch h\u1ec7 th\u1ed1ng v\u00e0 ng\u01b0\u1eddi qu\u1ea3n l\u00fd quy tr\u00ecnh kinh doanh.\" \/>\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\/mapping-as-is-to-be-processes-data-flow-diagrams\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c quy tr\u00ecnh Hi\u1ec7n tr\u1ea1ng v\u00e0 T\u01b0\u01a1ng lai b\u1eb1ng S\u01a1 \u0111\u1ed3 Lu\u1ed3ng D\u1eef li\u1ec7u \ud83d\udcca\" \/>\n<meta property=\"og:description\" content=\"H\u1ecdc c\u00e1ch l\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c quy tr\u00ecnh Hi\u1ec7n tr\u1ea1ng v\u00e0 T\u01b0\u01a1ng lai b\u1eb1ng S\u01a1 \u0111\u1ed3 Lu\u1ed3ng D\u1eef li\u1ec7u (DFD). H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n d\u00e0nh cho c\u00e1c nh\u00e0 ph\u00e2n t\u00edch h\u1ec7 th\u1ed1ng v\u00e0 ng\u01b0\u1eddi qu\u1ea3n l\u00fd quy tr\u00ecnh kinh doanh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.tech-posts.com\/vi\/mapping-as-is-to-be-processes-data-flow-diagrams\/\" \/>\n<meta property=\"og:site_name\" content=\"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-22T19:18:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/mapping-as-is-to-be-processes-dfd-infographic-sketch.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1664\" \/>\n\t<meta property=\"og:image:height\" content=\"928\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"vpadmin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"vpadmin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"20 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/mapping-as-is-to-be-processes-data-flow-diagrams\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/mapping-as-is-to-be-processes-data-flow-diagrams\/\"},\"author\":{\"name\":\"vpadmin\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/476bc4d637daf851268987c1f86e31bd\"},\"headline\":\"H\u01b0\u1edbng d\u1eabn DFD: B\u1ea3n \u0111\u1ed3 c\u00e1c quy tr\u00ecnh Hi\u1ec7n t\u1ea1i v\u00e0 T\u01b0\u01a1ng lai b\u1eb1ng s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u\",\"datePublished\":\"2026-03-22T19:18:18+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/mapping-as-is-to-be-processes-data-flow-diagrams\/\"},\"wordCount\":3971,\"publisher\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/mapping-as-is-to-be-processes-data-flow-diagrams\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/mapping-as-is-to-be-processes-dfd-infographic-sketch.jpg\",\"keywords\":[\"academic\",\"dfd\"],\"articleSection\":[\"DFD\"],\"inLanguage\":\"vi\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/mapping-as-is-to-be-processes-data-flow-diagrams\/\",\"url\":\"https:\/\/www.tech-posts.com\/vi\/mapping-as-is-to-be-processes-data-flow-diagrams\/\",\"name\":\"L\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c quy tr\u00ecnh Hi\u1ec7n tr\u1ea1ng v\u00e0 T\u01b0\u01a1ng lai b\u1eb1ng S\u01a1 \u0111\u1ed3 Lu\u1ed3ng D\u1eef li\u1ec7u \ud83d\udcca\",\"isPartOf\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/mapping-as-is-to-be-processes-data-flow-diagrams\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/mapping-as-is-to-be-processes-data-flow-diagrams\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/mapping-as-is-to-be-processes-dfd-infographic-sketch.jpg\",\"datePublished\":\"2026-03-22T19:18:18+00:00\",\"description\":\"H\u1ecdc c\u00e1ch l\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c quy tr\u00ecnh Hi\u1ec7n tr\u1ea1ng v\u00e0 T\u01b0\u01a1ng lai b\u1eb1ng S\u01a1 \u0111\u1ed3 Lu\u1ed3ng D\u1eef li\u1ec7u (DFD). 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