{"id":11700,"date":"2026-07-24T15:49:56","date_gmt":"2026-07-24T07:49:56","guid":{"rendered":"https:\/\/blog.visual-paradigm.com\/vn\/a-comprehensive-guide-to-crc-class-responsibility-collaborator-modeling\/"},"modified":"2026-07-26T17:21:17","modified_gmt":"2026-07-26T09:21:17","slug":"a-comprehensive-guide-to-crc-class-responsibility-collaborator-modeling","status":"publish","type":"post","link":"https:\/\/blog.visual-paradigm.com\/vn\/a-comprehensive-guide-to-crc-class-responsibility-collaborator-modeling\/","title":{"rendered":"M\u1ed9t H\u01b0\u1edbng D\u1eabn To\u00e0n Di\u1ec7n V\u1ec1 M\u00f4 H\u00ecnh H\u00f3a CRC (L\u1edbp Tr\u00e1ch Nhi\u1ec7m H\u1ee3p T\u00e1c)"},"content":{"rendered":"<p data-nodeid=\"46197\">D\u1ef1a tr\u00ean c\u00e1c nguy\u00ean t\u1eafc n\u1ec1n t\u1ea3ng c\u1ee7a ph\u00e2n t\u00edch h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng (OO), h\u01b0\u1edbng d\u1eabn n\u00e0y tr\u00ecnh b\u00e0y quy tr\u00ecnh m\u00f4 h\u00ecnh h\u00f3a CRC. M\u00f4 h\u00ecnh h\u00f3a CRC l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 cao, c\u00f4ng ngh\u1ec7 th\u1ea5p, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thu h\u1eb9p kho\u1ea3ng c\u00e1ch giao ti\u1ebfp gi\u1eefa c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 ng\u01b0\u1eddi d\u00f9ng, \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c y\u00eau c\u1ea7u kinh doanh \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh v\u00e0 hi\u1ec3u \u0111\u00fang tr\u01b0\u1edbc khi vi\u1ebft m\u00e3.<\/p>\n<hr data-nodeid=\"46198\"\/>\n<h2 data-nodeid=\"46199\">1. C\u00e1c Kh\u00e1i Ni\u1ec7m Ch\u00ednh: C\u1ea5u Tr\u00fac C\u1ee7a Th\u1ebb CRC<\/h2>\n<p data-nodeid=\"46200\">M\u00f4 h\u00ecnh h\u00f3a CRC d\u1ef1a tr\u00ean c\u00e1c th\u1ebb ghi ch\u00fa ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c chia th\u00e0nh ba ph\u1ea7n ri\u00eang bi\u1ec7t. M\u1ed7i ph\u1ea7n \u0111\u1ea1i di\u1ec7n cho m\u1ed9t kh\u00e1i ni\u1ec7m c\u1ed1t l\u00f5i trong thi\u1ebft k\u1ebf h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng.<\/p>\n<p id=\"XIcnqAB\"><img alt=\"A CRC Card by Visual Paradigm \" class=\"alignnone wp-image-25383 size-full\" decoding=\"async\" height=\"559\" loading=\"lazy\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a6319010673a.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a6319010673a.png 1024w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a6319010673a-300x164.png 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a6319010673a-768x419.png 768w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a6319010673a-150x82.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a6319010673a-400x218.png 400w\" width=\"1024\"\/><\/p>\n<h3 data-nodeid=\"46201\">A. L\u1edbp (Ph\u1ea7n Tr\u00ean Th\u1ebb)<\/h3>\n<p data-nodeid=\"46202\">M\u1ed9t l\u1edbp \u0111\u1ea1i di\u1ec7n cho m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng t\u01b0\u01a1ng t\u1ef1 nhau. M\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t ng\u01b0\u1eddi, \u0111\u1ecba \u0111i\u1ec3m, v\u1eadt th\u1ec3, s\u1ef1 ki\u1ec7n, kh\u00e1i ni\u1ec7m, m\u00e0n h\u00ecnh ho\u1eb7c b\u00e1o c\u00e1o li\u00ean quan \u0111\u1ebfn h\u1ec7 th\u1ed1ng.<\/p>\n<ul data-nodeid=\"46203\">\n<li data-nodeid=\"46204\">\n<p data-nodeid=\"46205\"><strong data-nodeid=\"46349\">Quy T\u1eafc \u0110\u1eb7t T\u00ean:<\/strong>\u00a0S\u1eed d\u1ee5ng m\u1ed9t ho\u1eb7c hai t\u1eeb s\u1ed1 \u00edt (v\u00ed d\u1ee5 nh\u01b0\u00a0<em data-nodeid=\"46350\">Kh\u00e1ch h\u00e0ng<\/em>, kh\u00f4ng ph\u1ea3i\u00a0<em data-nodeid=\"46351\">Kh\u00e1ch h\u00e0ng<\/em>).<\/p>\n<\/li>\n<li data-nodeid=\"46206\">\n<p data-nodeid=\"46207\"><strong data-nodeid=\"46376\">V\u00ed d\u1ee5:<\/strong>\u00a0Trong m\u1ed9t h\u1ec7 th\u1ed1ng v\u1eadn chuy\u1ec3n\/kho h\u00e0ng, c\u00e1c l\u1edbp bao g\u1ed3m\u00a0<em data-nodeid=\"46377\">M\u1eb7t h\u00e0ng kho<\/em>,\u00a0<em data-nodeid=\"46378\">\u0110\u01a1n h\u00e0ng<\/em>,\u00a0<em data-nodeid=\"46379\">M\u1eb7t h\u00e0ng \u0111\u01a1n h\u00e0ng<\/em>,\u00a0<em data-nodeid=\"46380\">Kh\u00e1ch h\u00e0ng<\/em>, v\u00e0\u00a0<em data-nodeid=\"46381\">\u0110\u1ecba ch\u1ec9 b\u1ec1 m\u1eb7t<\/em>.<\/p>\n<\/li>\n<\/ul>\n<h3 data-nodeid=\"46208\">B. Tr\u00e1ch Nhi\u1ec7m (C\u1ed9t B\u00ean Tr\u00e1i)<\/h3>\n<p data-nodeid=\"46209\">M\u1ed9t tr\u00e1ch nhi\u1ec7m l\u00e0 b\u1ea5t k\u1ef3 \u0111i\u1ec1u g\u00ec m\u00e0 m\u1ed9t l\u1edbp\u00a0<strong data-nodeid=\"46392\">bi\u1ebft<\/strong>\u00a0ho\u1eb7c\u00a0<strong data-nodeid=\"46393\">l\u00e0m<\/strong>.<\/p>\n<ul data-nodeid=\"46210\">\n<li data-nodeid=\"46211\">\n<p data-nodeid=\"46212\"><strong data-nodeid=\"46406\">Nh\u1eefng g\u00ec n\u00f3 bi\u1ebft (D\u1eef li\u1ec7u\/Thu\u1ed9c t\u00ednh):<\/strong>\u00a0<em data-nodeid=\"46407\">V\u00ed d\u1ee5:<\/em>\u00a0M\u1ed9t\u00a0<em data-nodeid=\"46408\">Kh\u00e1ch h\u00e0ng<\/em>\u00a0l\u1edbp bi\u1ebft t\u00ean c\u1ee7a n\u00f3, s\u1ed1 kh\u00e1ch h\u00e0ng v\u00e0 s\u1ed1 \u0111i\u1ec7n tho\u1ea1i.<\/p>\n<\/li>\n<li data-nodeid=\"46213\">\n<p data-nodeid=\"46214\"><strong data-nodeid=\"46421\">Nh\u1eefng g\u00ec n\u00f3 l\u00e0m (H\u00e0nh vi\/Ph\u01b0\u01a1ng th\u1ee9c):<\/strong>\u00a0<em data-nodeid=\"46422\">V\u00ed d\u1ee5:<\/em>\u00a0M\u1ed9t\u00a0<em data-nodeid=\"46423\">Kh\u00e1ch h\u00e0ng<\/em>\u00a0l\u1edbp c\u00f3 th\u1ec3 \u0111\u1eb7t h\u00e0ng s\u1ea3n ph\u1ea9m, h\u1ee7y \u0111\u01a1n h\u00e0ng v\u00e0 th\u1ef1c hi\u1ec7n thanh to\u00e1n.<\/p>\n<\/li>\n<\/ul>\n<h3 data-nodeid=\"46215\">C. C\u1ed9ng t\u00e1c vi\u00ean (C\u1ed9t b\u00ean ph\u1ea3i)<\/h3>\n<p data-nodeid=\"46216\">S\u1ef1 c\u1ed9ng t\u00e1c x\u1ea3y ra khi m\u1ed9t l\u1edbp c\u1ea7n th\u00f4ng tin ho\u1eb7c s\u1ef1 h\u1ed7 tr\u1ee3 t\u1eeb m\u1ed9t l\u1edbp kh\u00e1c \u0111\u1ec3 th\u1ef1c hi\u1ec7n tr\u00e1ch nhi\u1ec7m.<\/p>\n<ul data-nodeid=\"46217\">\n<li data-nodeid=\"46218\">\n<p data-nodeid=\"46219\"><strong data-nodeid=\"46452\">V\u00ed d\u1ee5:<\/strong>\u00a0M\u1ed9t\u00a0<em data-nodeid=\"46453\">\u0110\u01a1n h\u00e0ng<\/em>\u00a0\u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 tr\u00e1ch nhi\u1ec7m \u201ct\u00ednh t\u1ed5ng c\u1ed9ng.\u201d Tuy nhi\u00ean, n\u00f3 kh\u00f4ng bi\u1ebft gi\u00e1 c\u1ee7a c\u00e1c m\u1eb7t h\u00e0ng ho\u1eb7c s\u1ed1 l\u01b0\u1ee3ng \u0111\u00e3 \u0111\u1eb7t. Do \u0111\u00f3, n\u00f3 ph\u1ea3i\u00a0<strong data-nodeid=\"46454\">c\u1ed9ng t\u00e1c<\/strong>\u00a0v\u1edbi\u00a0<em data-nodeid=\"46455\">M\u1eb7t h\u00e0ng \u0111\u01a1n h\u00e0ng<\/em>\u00a0(nh\u1edd bi\u1ebft s\u1ed1 l\u01b0\u1ee3ng) v\u00e0\u00a0<em data-nodeid=\"46456\">M\u1eb7t h\u00e0ng t\u1ed3n kho<\/em>\u00a0(nh\u1edd bi\u1ebft gi\u00e1) \u0111\u1ec3 t\u00ednh t\u1ed5ng c\u1ed9ng cu\u1ed1i c\u00f9ng.<\/p>\n<\/li>\n<\/ul>\n<hr data-nodeid=\"46220\"\/>\n<h2 data-nodeid=\"46221\">2. \u0110\u1ed9i m\u00f4 h\u00ecnh CRC<\/h2>\n<p data-nodeid=\"46222\">M\u1ed9t bu\u1ed5i m\u00f4 h\u00ecnh CRC th\u00e0nh c\u00f4ng \u0111\u00f2i h\u1ecfi c\u00e1c vai tr\u00f2 c\u1ee5 th\u1ec3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh di\u1ec5n ra tr\u01a1n tru v\u00e0 ghi nh\u1eadn ch\u00ednh x\u00e1c logic kinh doanh.<\/p>\n<ol data-nodeid=\"46223\">\n<li data-nodeid=\"46224\">\n<p data-nodeid=\"46225\"><strong data-nodeid=\"46466\">Chuy\u00ean gia l\u0129nh v\u1ef1c kinh doanh (BDEs):<\/strong>\u00a0Nh\u1eefng ng\u01b0\u1eddi d\u00f9ng th\u1ef1c t\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng (th\u01b0\u1eddng l\u00e0 4 \u0111\u1ebfn 5 nh\u00e2n vi\u00ean tr\u1ef1c ti\u1ebfp). H\u1ecd s\u1edf h\u1eefu ki\u1ebfn th\u1ee9c kinh doanh h\u00e0ng ng\u00e0y.\u00a0<em data-nodeid=\"46467\">L\u01b0u \u00fd: C\u00e1c c\u1ea5p l\u00e3nh \u0111\u1ea1o th\u01b0\u1eddng kh\u00f4ng ph\u00f9 h\u1ee3p cho CRC; h\u1ecd ph\u00f9 h\u1ee3p h\u01a1n v\u1edbi c\u00e1c Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng c\u1ea5p cao.<\/em><\/p>\n<\/li>\n<li data-nodeid=\"46226\">\n<p data-nodeid=\"46227\"><strong data-nodeid=\"46472\">Ng\u01b0\u1eddi \u0111i\u1ec1u ph\u1ed1i:<\/strong>\u00a0\u0110i\u1ec1u h\u00e0nh bu\u1ed5i h\u1ecdp, gi\u1ea3i th\u00edch k\u1ef9 thu\u1eadt, \u0111\u1eb7t c\u00e1c c\u00e2u h\u1ecfi li\u00ean quan, \u0111\u1ea3m b\u1ea3o c\u00e1c th\u1ebb \u0111\u01b0\u1ee3c \u0111i\u1ec1n \u0111\u00fang, v\u00e0 d\u1eabn d\u1eaft ki\u1ec3m th\u1eed t\u00ecnh hu\u1ed1ng.<\/p>\n<\/li>\n<li data-nodeid=\"46228\">\n<p data-nodeid=\"46229\"><strong data-nodeid=\"46477\">Ng\u01b0\u1eddi ghi ch\u00e9p (s):<\/strong>\u00a01 ho\u1eb7c 2 ng\u01b0\u1eddi ng\u1ed3i \u1edf ph\u00eda sau\/b\u00ean c\u1ea1nh. H\u1ecd kh\u00f4ng tham gia tr\u1ef1c ti\u1ebfp v\u00e0o m\u00f4 h\u00ecnh h\u00f3a nh\u01b0ng ghi ch\u00e9p l\u1ea1i logic v\u00e0 quy t\u1eafc kinh doanh chi ti\u1ebft m\u00e0 kh\u00f4ng th\u1ec3 ghi v\u00e0o c\u00e1c th\u1ebb nh\u1ecf.<\/p>\n<\/li>\n<li data-nodeid=\"46230\">\n<p data-nodeid=\"46231\"><strong data-nodeid=\"46482\">Ng\u01b0\u1eddi quan s\u00e1t:<\/strong>\u00a0Ng\u01b0\u1eddi h\u1ecdc vi\u1ec7c ho\u1eb7c c\u00e1c b\u00ean li\u00ean quan ng\u1ed3i \u1edf ph\u00eda sau v\u00e0 quan s\u00e1t m\u00e0 kh\u00f4ng tham gia.<\/p>\n<\/li>\n<\/ol>\n<hr data-nodeid=\"46232\"\/>\n<h2 data-nodeid=\"46233\">3. Quy tr\u00ecnh m\u00f4 h\u00ecnh h\u00f3a CRC 6 b\u01b0\u1edbc<\/h2>\n<p id=\"ltvBSeX\"><img alt=\"6-step CRC Modeling Process\" class=\"alignnone wp-image-25385 size-full\" decoding=\"async\" height=\"559\" loading=\"lazy\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a63198b4ed1b.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a63198b4ed1b.png 1024w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a63198b4ed1b-300x164.png 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a63198b4ed1b-768x419.png 768w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a63198b4ed1b-150x82.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/07\/img_6a63198b4ed1b-400x218.png 400w\" width=\"1024\"\/><\/p>\n<h3 data-nodeid=\"46234\">B\u01b0\u1edbc 1: Th\u00e0nh l\u1eadp nh\u00f3m<\/h3>\n<p data-nodeid=\"46235\">Thu th\u1eadp 4-5 th\u00e0nh vi\u00ean BDE tr\u1ef1c ti\u1ebfp, m\u1ed9t ng\u01b0\u1eddi \u0111i\u1ec1u ph\u1ed1i v\u00e0 1-2 ng\u01b0\u1eddi ghi ch\u00e9p. \u0110\u1ea3m b\u1ea3o s\u1ef1 h\u1ed7 tr\u1ee3 t\u1eeb qu\u1ea3n l\u00fd \u0111\u1ec3 c\u00e1c th\u00e0nh vi\u00ean tham gia c\u00f3 th\u1ec3 d\u00e0nh th\u1eddi gian c\u1ea7n thi\u1ebft.<\/p>\n<h3 data-nodeid=\"46236\">B\u01b0\u1edbc 2: S\u1eafp x\u1ebfp ph\u00f2ng l\u00e0m vi\u1ec7c<\/h3>\n<ul data-nodeid=\"46237\">\n<li data-nodeid=\"46238\">\n<p data-nodeid=\"46239\"><strong data-nodeid=\"46491\">B\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 vi\u1ebft:<\/strong>\u00a0B\u1ea3ng flipchart ho\u1eb7c b\u1ea3ng tr\u1eafng \u0111\u1ec3 th\u1ea3o lu\u1eadn \u00fd t\u01b0\u1edfng v\u00e0 x\u00e2y d\u1ef1ng b\u1ea3n m\u1eabu.<\/p>\n<\/li>\n<li data-nodeid=\"46240\">\n<p data-nodeid=\"46241\"><strong data-nodeid=\"46496\">B\u00e0n m\u00f4 h\u00ecnh h\u00f3a:<\/strong>\u00a0M\u1ed9t b\u00e0n l\u1edbn, \u1edf trung t\u00e2m \u0111\u1ec3 c\u00e1c BDE \u0111\u1eb7t v\u00e0 di chuy\u1ec3n c\u00e1c th\u1ebb.<\/p>\n<\/li>\n<li data-nodeid=\"46242\">\n<p data-nodeid=\"46243\"><strong data-nodeid=\"46501\">V\u1ecb tr\u00ed ghi ch\u00e9p:<\/strong>\u00a0B\u00e0n \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf xa nh\u01b0ng v\u1eabn c\u00f3 t\u1ea7m nh\u00ecn r\u00f5 r\u00e0ng.<\/p>\n<\/li>\n<li data-nodeid=\"46244\">\n<p data-nodeid=\"46245\"><strong data-nodeid=\"46510\">\u0110\u1ed3 d\u00f9ng:<\/strong>\u00a0Th\u1ebb nh\u1ecf, b\u00fat d\u1ea1, v\u00e0 m\u1ed9t qu\u1ea3 b\u00f3ng\u00a0<strong data-nodeid=\"46511\">b\u00f3ng m\u1ec1m, \u0111\u00e0n h\u1ed3i<\/strong>\u00a0(d\u00f9ng sau n\u00e0y \u0111\u1ec3 ki\u1ec3m th\u1eed t\u00ecnh hu\u1ed1ng).<\/p>\n<\/li>\n<\/ul>\n<h3 data-nodeid=\"46246\">B\u01b0\u1edbc 3: Th\u1ea3o lu\u1eadn \u00fd t\u01b0\u1edfng<\/h3>\n<p data-nodeid=\"46247\">\u0110\u01b0a ra \u00fd t\u01b0\u1edfng m\u00e0 kh\u00f4ng \u0111\u00e1nh gi\u00e1 ngay. Ng\u01b0\u1eddi \u0111i\u1ec1u ph\u1ed1i \u0111\u1eb7t c\u00e1c c\u00e2u h\u1ecfi m\u1edf \u0111\u1ec3 hi\u1ec3u nhu c\u1ea7u kinh doanh.<\/p>\n<ul data-nodeid=\"46248\">\n<li data-nodeid=\"46249\">\n<p data-nodeid=\"46250\"><em data-nodeid=\"46533\">C\u00e2u h\u1ecfi v\u00ed d\u1ee5:<\/em>\u00a0\u201cH\u1ec7 th\u1ed1ng n\u00e0y d\u00e0nh cho ai?\u201d, \u201cH\u1ec7 th\u1ed1ng n\u00e0y h\u1ed7 tr\u1ee3 nhu c\u1ea7u kinh doanh n\u00e0o?\u201d, \u201cCh\u00fang ta c\u00f3 th\u1ec3 l\u00e0m \u0111i\u1ec1u n\u00e0y nhanh h\u01a1n\/hi\u1ec7u qu\u1ea3 h\u01a1n\/\u00edt t\u1ed1n k\u00e9m h\u01a1n th\u1ebf n\u00e0o?\u201d, \u201cC\u00f3 nh\u1eefng c\u00f4ng vi\u1ec7c \u0111\u01a1n gi\u1ea3n n\u00e0o ch\u00fang ta c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1ed9ng h\u00f3a kh\u00f4ng?\u201d<\/p>\n<\/li>\n<\/ul>\n<h3 data-nodeid=\"46251\">B\u01b0\u1edbc 4: Gi\u1ea3i th\u00edch k\u1ef9 thu\u1eadt<\/h3>\n<p data-nodeid=\"46252\">Ng\u01b0\u1eddi \u0111i\u1ec1u ph\u1ed1i d\u00e0nh 10\u201315 ph\u00fat gi\u1ea3i th\u00edch c\u00e1c kh\u00e1i ni\u1ec7m CRC, hi\u1ec3n th\u1ecb r\u00f5 r\u00e0ng c\u00e1c \u0111\u1ecbnh ngh\u0129a tr\u00ean t\u01b0\u1eddng, v\u00e0 h\u01b0\u1edbng d\u1eabn nh\u00f3m t\u1ea1o m\u1ed9t v\u00e0i th\u1ebb v\u00ed d\u1ee5.<\/p>\n<h3 data-nodeid=\"46253\">B\u01b0\u1edbc 5: M\u00f4 h\u00ecnh h\u00f3a CRC l\u1eb7p l\u1ea1i<\/h3>\n<p data-nodeid=\"46254\">C\u00e1c BDE \u0111\u1ee9ng ho\u1eb7c ng\u1ed3i quanh b\u00e0n v\u00e0 l\u1ea7n l\u01b0\u1ee3t x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh:<\/p>\n<ul data-nodeid=\"46255\">\n<li data-nodeid=\"46256\">\n<p data-nodeid=\"46257\"><strong data-nodeid=\"46542\">T\u00ecm l\u1edbp:<\/strong>\u00a0Theo d\u00f5i d\u00f2ng ti\u1ec1n, t\u00ecm ki\u1ebfm b\u00e1o c\u00e1o\/m\u00e0n h\u00ecnh, v\u00e0 x\u00e1c \u0111\u1ecbnh ngay 3-5 l\u1edbp ch\u00ednh.<\/p>\n<\/li>\n<li data-nodeid=\"46258\">\n<p data-nodeid=\"46259\"><strong data-nodeid=\"46547\">T\u00ecm tr\u00e1ch nhi\u1ec7m:<\/strong>\u00a0H\u1ecfi l\u1edbp \u0111\u00f3 bi\u1ebft v\u00e0 l\u00e0m g\u00ec.<\/p>\n<\/li>\n<li data-nodeid=\"46260\">\n<p data-nodeid=\"46261\"><strong data-nodeid=\"46552\">X\u00e1c \u0111\u1ecbnh c\u00e1c c\u1ed9ng s\u1ef1:<\/strong>X\u00e1c \u0111\u1ecbnh ai \u0111ang n\u1eafm gi\u1eef th\u00f4ng tin b\u1ecb thi\u1ebfu c\u1ea7n thi\u1ebft \u0111\u1ec3 th\u1ef1c hi\u1ec7n m\u1ed9t tr\u00e1ch nhi\u1ec7m.<\/p>\n<\/li>\n<li data-nodeid=\"46262\">\n<p data-nodeid=\"46263\"><strong data-nodeid=\"46565\">S\u1eafp x\u1ebfp c\u00e1c th\u1ebb:<\/strong>\u00a0<em data-nodeid=\"46566\">B\u01b0\u1edbc quan tr\u1ecdng.<\/em>C\u00e1c th\u1ebb h\u1ee3p t\u00e1c th\u01b0\u1eddng xuy\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t g\u1ea7n nhau tr\u00ean b\u00e0n. Nh\u1eefng th\u1ebb &#8216;b\u1eadn r\u1ed9n&#8217; \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf trung t\u00e2m. Di chuy\u1ec3n c\u00e1c th\u1ebb m\u1ed9t c\u00e1ch v\u1eadt l\u00fd gi\u00fap nh\u00f3m h\u00ecnh dung \u0111\u01b0\u1ee3c c\u00e1c m\u1ed1i quan h\u1ec7 v\u00e0 li\u00ean k\u1ebft.<\/p>\n<\/li>\n<\/ul>\n<h3 data-nodeid=\"46264\">B\u01b0\u1edbc 6: Ki\u1ec3m th\u1eed t\u00ecnh hu\u1ed1ng d\u00f9ng (B\u00e0i t\u1eadp n\u00e9m b\u00f3ng)<\/h3>\n<p data-nodeid=\"46265\">\u0110\u00e2y l\u00e0 m\u1ed9t b\u00e0i t\u1eadp ki\u1ec3m ch\u1ee9ng n\u01a1i nh\u00f3m &#8216;di\u1ec5n xu\u1ea5t&#8217; c\u00e1c lu\u1ed3ng c\u00f4ng vi\u1ec7c c\u1ee7a h\u1ec7 th\u1ed1ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u00f4 h\u00ecnh ch\u00ednh x\u00e1c.<\/p>\n<ol data-nodeid=\"46266\">\n<li data-nodeid=\"46267\">\n<p data-nodeid=\"46268\"><strong data-nodeid=\"46591\">G\u1ecdi m\u1ed9t t\u00ecnh hu\u1ed1ng:<\/strong>Ng\u01b0\u1eddi h\u01b0\u1edbng d\u1eabn m\u00f4 t\u1ea3 m\u1ed9t t\u00ecnh hu\u1ed1ng s\u1eed d\u1ee5ng (v\u00ed d\u1ee5: &#8220;Kh\u00e1ch h\u00e0ng \u0111\u1eb7t h\u00e0ng&#8221;) v\u00e0 n\u00e9m qu\u1ea3 b\u00f3ng m\u1ec1m cho BDE \u0111ang gi\u1eef th\u1ebb tr\u00e1ch nhi\u1ec7m ban \u0111\u1ea7u (v\u00ed d\u1ee5:<em data-nodeid=\"46592\">\u0110\u1eb7t h\u00e0ng<\/em>).<\/p>\n<\/li>\n<li data-nodeid=\"46269\">\n<p data-nodeid=\"46270\"><strong data-nodeid=\"46597\">X\u00e1c \u0111\u1ecbnh tr\u00e1ch nhi\u1ec7m:<\/strong>Nh\u00f3m x\u00e1c nh\u1eadn th\u1ebb n\u00e0y x\u1eed l\u00fd nhi\u1ec7m v\u1ee5. N\u1ebfu kh\u00f4ng, h\u1ecd c\u1eadp nh\u1eadt ho\u1eb7c t\u1ea1o th\u1ebb m\u1edbi.<\/p>\n<\/li>\n<li data-nodeid=\"46271\">\n<p data-nodeid=\"46272\"><strong data-nodeid=\"46602\">M\u00f4 t\u1ea3 logic:<\/strong>BDE \u0111ang gi\u1eef b\u00f3ng m\u00f4 t\u1ea3 logic kinh doanh t\u1eebng b\u01b0\u1edbc (m\u00e3 gi\u1ea3) cho ng\u01b0\u1eddi ghi ch\u00e9p.<\/p>\n<\/li>\n<li data-nodeid=\"46273\">\n<p data-nodeid=\"46274\"><strong data-nodeid=\"46611\">H\u1ee3p t\u00e1c:<\/strong>N\u1ebfu BDE c\u1ea7n th\u00f4ng tin t\u1eeb m\u1ed9t l\u1edbp kh\u00e1c (v\u00ed d\u1ee5:<em data-nodeid=\"46612\">M\u1eb7t h\u00e0ng t\u1ed3n kho<\/em>), h\u1ecd n\u00e9m b\u00f3ng cho BDE \u0111ang gi\u1eef th\u1ebb \u0111\u00f3. BDE \u0111\u00f3 sau \u0111\u00f3 m\u00f4 t\u1ea3 ph\u1ea7n logic c\u1ee7a h\u1ecd.<\/p>\n<\/li>\n<li data-nodeid=\"46275\">\n<p data-nodeid=\"46276\"><strong data-nodeid=\"46617\">Chuy\u1ec1n b\u00f3ng l\u1ea1i:<\/strong>M\u1ed9t khi nhi\u1ec7m v\u1ee5 ho\u00e0n th\u00e0nh, b\u00f3ng \u0111\u01b0\u1ee3c n\u00e9m l\u1ea1i cho ng\u01b0\u1eddi tr\u01b0\u1edbc \u0111\u00f3, cu\u1ed1i c\u00f9ng quay tr\u1edf l\u1ea1i ng\u01b0\u1eddi h\u01b0\u1edbng d\u1eabn \u0111\u1ec3 b\u1eaft \u0111\u1ea7u t\u00ecnh hu\u1ed1ng ti\u1ebfp theo.<\/p>\n<\/li>\n<\/ol>\n<hr data-nodeid=\"46277\"\/>\n<h2 data-nodeid=\"46278\">4. CRC ph\u00f9 h\u1ee3p nh\u01b0 th\u1ebf n\u00e0o v\u00e0o v\u00f2ng \u0111\u1eddi ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m (SDLC)<\/h2>\n<p data-nodeid=\"46279\">M\u00f4 h\u00ecnh CRC kh\u00f4ng t\u1ed3n t\u1ea1i trong kho\u1ea3ng tr\u1ed1ng; n\u00f3 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a quy tr\u00ecnh m\u00f4 h\u00ecnh h\u00f3a h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng r\u1ed9ng l\u1edbn h\u01a1n, v\u1ed1n l\u00e0<strong data-nodeid=\"46628\">theo tr\u00ecnh t\u1ef1 l\u1edbn<\/strong> (di chuy\u1ec3n t\u1eeb y\u00eau c\u1ea7u \u0111\u1ebfn thi\u1ebft k\u1ebf \u0111\u1ebfn m\u00e3 h\u00f3a) v\u00e0<strong data-nodeid=\"46629\">l\u1eb7p l\u1ea1i \u1edf quy m\u00f4 nh\u1ecf<\/strong> (nh\u1ea3y qua l\u1ea1i gi\u1eefa c\u00e1c m\u00f4 h\u00ecnh).<\/p>\n<ul data-nodeid=\"46280\">\n<li data-nodeid=\"46281\">\n<p data-nodeid=\"46282\"><strong data-nodeid=\"46650\">M\u1ee9c \u0111\u1ed9 chi ti\u1ebft:<\/strong>CRC n\u1eb1m \u1edf gi\u1eefa. B\u1ea1n b\u1eaft \u0111\u1ea7u \u0111\u01a1n gi\u1ea3n v\u1edbi<strong data-nodeid=\"46651\">C\u00e1c t\u00ecnh hu\u1ed1ng s\u1eed d\u1ee5ng<\/strong> v\u00e0<strong data-nodeid=\"46652\">M\u00f4 h\u00ecnh giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng<\/strong>, chuy\u1ec3n sang chi ti\u1ebft trung b\u00ecnh c\u1ee7a\u00a0<strong data-nodeid=\"46653\">M\u00f4 h\u00ecnh CRC<\/strong>, v\u00e0 k\u1ebft th\u00fac b\u1eb1ng chi ti\u1ebft cao c\u1ee7a\u00a0<strong data-nodeid=\"46654\">S\u01a1 \u0111\u1ed3 l\u1edbp<\/strong>.<\/p>\n<\/li>\n<li data-nodeid=\"46283\">\n<p data-nodeid=\"46284\"><strong data-nodeid=\"46659\">C\u00e1c s\u1ea3n ph\u1ea9m \u0111\u1ea7u ra th\u00fac \u0111\u1ea9y c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u1ea7u ra:<\/strong>\u00a0S\u01a1 \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c ghi ch\u00e9p th\u00f4ng qua c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng, \u0111\u01b0\u1ee3c ghi ch\u00e9p b\u1eb1ng s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1, cu\u1ed1i c\u00f9ng d\u1eabn \u0111\u1ebfn m\u00e3 ngu\u1ed3n. M\u00f4 h\u00ecnh CRC cung c\u1ea5p tr\u1ef1c ti\u1ebfp cho vi\u1ec7c v\u1ebd s\u01a1 \u0111\u1ed3 l\u1edbp.<\/p>\n<\/li>\n<\/ul>\n<hr data-nodeid=\"46285\"\/>\n<h2 data-nodeid=\"46286\">5. C\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t v\u00e0 m\u1eb9o \u0111\u1ec3 th\u00e0nh c\u00f4ng<\/h2>\n<ol data-nodeid=\"46287\">\n<li data-nodeid=\"46288\">\n<p data-nodeid=\"46289\"><strong data-nodeid=\"46667\">G\u1eedi ch\u01b0\u01a1ng tr\u00ecnh h\u1ecdp:<\/strong>\u00a0Ph\u00e2n ph\u00e1t ch\u01b0\u01a1ng tr\u00ecnh h\u1ecdp v\u00e0i ng\u00e0y tr\u01b0\u1edbc \u0111\u1ec3 BDE c\u00f3 th\u1ec3 chu\u1ea9n b\u1ecb.<\/p>\n<\/li>\n<li data-nodeid=\"46290\">\n<p data-nodeid=\"46291\"><strong data-nodeid=\"46672\">Hi\u1ec3n th\u1ecb \u0111\u1ecbnh ngh\u0129a:<\/strong>\u00a0D\u00e1n b\u1ed1 c\u1ee5c th\u1ebb CRC l\u1edbn v\u00e0 c\u00e1c \u0111\u1ecbnh ngh\u0129a l\u00ean ph\u00eda tr\u01b0\u1edbc ph\u00f2ng h\u1ecdp.<\/p>\n<\/li>\n<li data-nodeid=\"46292\">\n<p data-nodeid=\"46293\"><strong data-nodeid=\"46677\">S\u1eed d\u1ee5ng thu\u1eadt ng\u1eef l\u0129nh v\u1ef1c:<\/strong>\u00a0Tr\u00e1nh d\u00f9ng thu\u1eadt ng\u1eef k\u1ef9 thu\u1eadt; s\u1eed d\u1ee5ng ch\u00ednh x\u00e1c nh\u1eefng t\u1eeb m\u00e0 BDE s\u1eed d\u1ee5ng trong c\u00f4ng vi\u1ec7c h\u00e0ng ng\u00e0y c\u1ee7a h\u1ecd.<\/p>\n<\/li>\n<li data-nodeid=\"46294\">\n<p data-nodeid=\"46295\"><strong data-nodeid=\"46682\">Gi\u1eef \u0111\u01a1n gi\u1ea3n, \u00edt c\u00f4ng ngh\u1ec7:<\/strong>\u00a0C\u00f4ng c\u1ee5 cho CRC l\u00e0 t\u00f9y ch\u1ecdn. Gi\u1ea5y ghi ch\u00fa nh\u1ecf r\u1ebb ti\u1ec1n, d\u1ec5 mang theo v\u00e0 r\u1ea5t hi\u1ec7u qu\u1ea3.<\/p>\n<\/li>\n<li data-nodeid=\"46296\">\n<p data-nodeid=\"46297\"><strong data-nodeid=\"46687\">Chu\u1ea9n b\u1ecb \u0111\u1ec3 t\u1ea1o m\u00f4 h\u00ecnh th\u1eed nghi\u1ec7m:<\/strong>\u00a0V\u1ebd ph\u00e1c th\u1ea3o m\u00e0n h\u00ecnh v\u00e0 b\u00e1o c\u00e1o tr\u00ean b\u1ea3ng flip-chart trong bu\u1ed5i h\u1ecdp gi\u00fap ng\u01b0\u1eddi d\u00f9ng h\u00ecnh dung h\u1ec7 th\u1ed1ng.<\/p>\n<\/li>\n<li data-nodeid=\"46298\">\n<p data-nodeid=\"46299\"><strong data-nodeid=\"46692\">L\u00ean k\u1ebf ho\u1ea1ch cho nhi\u1ec1u ng\u00e0y:<\/strong>\u00a0H\u1ec7 th\u1ed1ng l\u1edbn y\u00eau c\u1ea7u nhi\u1ec1u bu\u1ed5i h\u1ecdp. \u0110i\u1ec1u n\u00e0y l\u00e0 b\u00ecnh th\u01b0\u1eddng v\u00e0 c\u1ea7n thi\u1ebft.<\/p>\n<\/li>\n<li data-nodeid=\"46300\">\n<p data-nodeid=\"46301\"><strong data-nodeid=\"46697\">Nh\u1eadn s\u1ef1 h\u1ed7 tr\u1ee3 t\u1eeb ban l\u00e3nh \u0111\u1ea1o:<\/strong>\u00a0\u0110\u1ea3m b\u1ea3o ban l\u00e3nh \u0111\u1ea1o hi\u1ec3u \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb c\u1ee7a vi\u1ec7c m\u00f4 h\u00ecnh h\u00f3a tr\u01b0\u1edbc khi l\u1eadp tr\u00ecnh.<\/p>\n<\/li>\n<li data-nodeid=\"46302\">\n<p data-nodeid=\"46303\"><strong data-nodeid=\"46702\">Nh\u1eafm \u0111\u1ebfn nh\u00e2n vi\u00ean tr\u1ef1c ti\u1ebfp l\u00e0m vi\u1ec7c:<\/strong>\u00a0CRC r\u1ea5t chi ti\u1ebft v\u00e0 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t v\u1edbi ng\u01b0\u1eddi d\u00f9ng h\u00e0ng ng\u00e0y, ch\u1ee9 kh\u00f4ng ph\u1ea3i c\u00e1c l\u00e3nh \u0111\u1ea1o c\u1ea5p cao.<\/p>\n<\/li>\n<\/ol>\n<hr data-nodeid=\"46304\"\/>\n<h2 data-nodeid=\"46305\">6. \u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m<\/h2>\n<h3 data-nodeid=\"46306\">Nh\u1eefng \u01b0u \u0111i\u1ec3m<\/h3>\n<ul data-nodeid=\"46307\">\n<li data-nodeid=\"46308\">\n<p data-nodeid=\"46309\"><strong data-nodeid=\"46709\">Chuy\u00ean gia th\u1ef1c hi\u1ec7n ph\u00e2n t\u00edch:<\/strong>\u00a0Nh\u1eefng ng\u01b0\u1eddi th\u1ef1c s\u1ef1 l\u00e0m c\u00f4ng vi\u1ec7c s\u1ebd x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh.<\/p>\n<\/li>\n<li data-nodeid=\"46310\">\n<p data-nodeid=\"46311\"><strong data-nodeid=\"46714\">S\u1ef1 tham gia cao t\u1eeb ng\u01b0\u1eddi d\u00f9ng:<\/strong>S\u1ef1 tham gia t\u00edch c\u1ef1c l\u00e0m t\u0103ng s\u1ef1 h\u00e0i l\u00f2ng v\u00e0 tinh th\u1ea7n s\u1edf h\u1eefu c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<\/li>\n<li data-nodeid=\"46312\">\n<p data-nodeid=\"46313\"><strong data-nodeid=\"46719\">X\u00f3a b\u1ecf r\u00e0o c\u1ea3n:<\/strong>Ng\u01b0\u1eddi d\u00f9ng v\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n l\u00e0m vi\u1ec7c song song v\u1edbi nhau.<\/p>\n<\/li>\n<li data-nodeid=\"46314\">\n<p data-nodeid=\"46315\"><strong data-nodeid=\"46731\">\u0110\u01a1n gi\u1ea3n v\u00e0 kh\u00f4ng g\u00e2y \u00e1p l\u1ef1c:<\/strong>Ch\u1ec9 l\u00e0 nh\u1eefng t\u1ea5m th\u1ebb ghi ch\u00fa. Ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng b\u1ecb cho\u00e1ng ng\u1ee3p b\u1edfi c\u00e1c c\u00f4ng c\u1ee5 ph\u1ea7n m\u1ec1m ph\u1ee9c t\u1ea1p, v\u00e0 h\u1ecd kh\u00f4ng c\u1ea3m th\u1ea5y c\u00f4ng vi\u1ec7c c\u1ee7a m\u00ecnh \u0111ang b\u1ecb t\u1ef1 \u0111\u1ed9ng h\u00f3a b\u1edfi m\u1ed9t &#8216;m\u00e1y m\u00f3c&#8217;.<\/p>\n<\/li>\n<li data-nodeid=\"46316\">\n<p data-nodeid=\"46317\"><strong data-nodeid=\"46736\">R\u1ebb ti\u1ec1n v\u00e0 d\u1ec5 mang theo:<\/strong>T\u1ed1n v\u00e0i \u0111\u00f4 la v\u00e0 v\u1eeba v\u1eb7n trong m\u1ed9t chi\u1ebfc c\u1eb7p.<\/p>\n<\/li>\n<li data-nodeid=\"46318\">\n<p data-nodeid=\"46319\"><strong data-nodeid=\"46741\">Chuy\u1ec3n ti\u1ebfp li\u1ec1n m\u1ea1ch:<\/strong>Ph\u00f9 h\u1ee3p ho\u00e0n h\u1ea3o v\u1edbi vi\u1ec7c t\u1ea1o m\u1eabu v\u00e0 d\u1eabn tr\u1ef1c ti\u1ebfp \u0111\u1ebfn c\u00e1c s\u01a1 \u0111\u1ed3 l\u1edbp ch\u00ednh th\u1ee9c.<\/p>\n<\/li>\n<\/ul>\n<h3 data-nodeid=\"46320\">Nh\u1eefng nh\u01b0\u1ee3c \u0111i\u1ec3m<\/h3>\n<ul data-nodeid=\"46321\">\n<li data-nodeid=\"46322\">\n<p data-nodeid=\"46323\"><strong data-nodeid=\"46749\">G\u00e2y lo l\u1eafng cho m\u1ed9t s\u1ed1 nh\u00e0 ph\u00e1t tri\u1ec3n:<\/strong>M\u1ed9t s\u1ed1 nh\u00e0 ph\u00e1t tri\u1ec3n nh\u1ea7m l\u1eabn r\u1eb1ng ki\u1ebfn th\u1ee9c k\u1ef9 thu\u1eadt c\u1ee7a h\u1ecd v\u01b0\u1ee3t tr\u1ed9i h\u01a1n ki\u1ebfn th\u1ee9c kinh doanh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<\/li>\n<li data-nodeid=\"46324\">\n<p data-nodeid=\"46325\"><strong data-nodeid=\"46754\">L\u00ean l\u1ecbch tr\u00ecnh l\u00e0 kh\u00f3 kh\u0103n:<\/strong>Vi\u1ec7c t\u1eadp h\u1ee3p 4-5 ng\u01b0\u1eddi d\u00f9ng then ch\u1ed1t trong c\u00f9ng m\u1ed9t ph\u00f2ng \u0111\u00f2i h\u1ecfi l\u00ean k\u1ebf ho\u1ea1ch tr\u01b0\u1edbc.<\/p>\n<\/li>\n<li data-nodeid=\"46326\">\n<p data-nodeid=\"46327\"><strong data-nodeid=\"46759\">Th\u1ebb b\u1ecb gi\u1edbi h\u1ea1n:<\/strong>M\u1ed9t \u0111\u1ed1ng th\u1ebb ghi ch\u00fa kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ea3n ph\u1ea9m ch\u00ednh th\u1ee9c \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn cho ph\u1ea7n l\u1edbn t\u1ed5 ch\u1ee9c. CRC c\u1ea7n \u0111\u01b0\u1ee3c b\u1ed5 sung b\u1eb1ng c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ch\u00ednh th\u1ee9c, m\u1eabu th\u1eed nghi\u1ec7m v\u00e0 s\u01a1 \u0111\u1ed3 l\u1edbp.<\/p>\n<\/li>\n<\/ul>\n<hr data-nodeid=\"46328\"\/>\n<h2 data-nodeid=\"46329\">K\u1ebft lu\u1eadn<\/h2>\n<p class=\"\" data-nodeid=\"46330\">M\u1ee5c ti\u00eau cu\u1ed1i c\u00f9ng c\u1ee7a ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng l\u00e0 \u0111\u1ec3<strong data-nodeid=\"46772\">gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 kinh doanh<\/strong>, ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111\u1ec3 th\u1ecfa m\u00e3n s\u1ef1 t\u00f2 m\u00f2 tr\u00ed tu\u1ec7 c\u1ee7a nh\u00e0 ph\u00e1t tri\u1ec3n b\u1eb1ng c\u00f4ng ngh\u1ec7 m\u1edbi. M\u00f4 h\u00ecnh CRC bu\u1ed9c c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea3i l\u00e0m vi\u1ec7c<em data-nodeid=\"46773\">c\u00f9ng v\u1edbi<\/em>ng\u01b0\u1eddi d\u00f9ng thay v\u00ec ch\u1ed1ng l\u1ea1i h\u1ecd. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u00f4i tr\u01b0\u1eddng c\u00f4ng ngh\u1ec7 th\u1ea5p nh\u01b0ng r\u1ea5t h\u1ee3p t\u00e1c, c\u00e1c \u0111\u1ed9i nh\u00f3m c\u00f3 th\u1ec3 ghi nh\u1eadn, x\u00e1c minh v\u00e0 tinh ch\u1ec9nh c\u00e1c y\u00eau c\u1ea7u kinh doanh m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c tr\u01b0\u1edbc khi vi\u1ebft b\u1ea5t k\u1ef3 d\u00f2ng m\u00e3 n\u00e0o.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u1ef1a tr\u00ean c\u00e1c nguy\u00ean t\u1eafc n\u1ec1n t\u1ea3ng c\u1ee7a ph\u00e2n t\u00edch h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng (OO), h\u01b0\u1edbng d\u1eabn n\u00e0y tr\u00ecnh b\u00e0y quy tr\u00ecnh m\u00f4 h\u00ecnh h\u00f3a CRC. M\u00f4 h\u00ecnh h\u00f3a CRC l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 cao, c\u00f4ng ngh\u1ec7 th\u1ea5p, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thu h\u1eb9p kho\u1ea3ng c\u00e1ch giao ti\u1ebfp gi\u1eefa c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"","footnotes":""},"categories":[68],"tags":[],"class_list":["post-11700","post","type-post","status-publish","format-standard","hentry","category-crc","loop-entry","clr"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>M\u1ed9t H\u01b0\u1edbng D\u1eabn To\u00e0n Di\u1ec7n V\u1ec1 M\u00f4 H\u00ecnh H\u00f3a CRC (L\u1edbp Tr\u00e1ch Nhi\u1ec7m H\u1ee3p T\u00e1c) - Visual Paradigm Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.visual-paradigm.com\/vn\/a-comprehensive-guide-to-crc-class-responsibility-collaborator-modeling\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"M\u1ed9t H\u01b0\u1edbng D\u1eabn To\u00e0n Di\u1ec7n V\u1ec1 M\u00f4 H\u00ecnh H\u00f3a CRC (L\u1edbp Tr\u00e1ch Nhi\u1ec7m H\u1ee3p T\u00e1c) - Visual Paradigm Blog\" \/>\n<meta property=\"og:description\" content=\"D\u1ef1a tr\u00ean c\u00e1c nguy\u00ean t\u1eafc n\u1ec1n t\u1ea3ng c\u1ee7a ph\u00e2n t\u00edch h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng (OO), h\u01b0\u1edbng d\u1eabn n\u00e0y tr\u00ecnh b\u00e0y quy tr\u00ecnh m\u00f4 h\u00ecnh h\u00f3a CRC. 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