{"id":10985,"date":"2026-03-06T07:21:10","date_gmt":"2026-03-05T23:21:10","guid":{"rendered":"https:\/\/www.archimetric.com\/vn\/what-is-activity-diagram\/"},"modified":"2026-03-06T07:21:10","modified_gmt":"2026-03-05T23:21:10","slug":"what-is-activity-diagram","status":"publish","type":"post","link":"https:\/\/www.archimetric.com\/vn\/what-is-activity-diagram\/","title":{"rendered":"S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng l\u00e0 g\u00ec"},"content":{"rendered":"<div class=\"tutorial-info\"><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-activity-diagram\/\">S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng<\/a>m\u00f4 t\u1ea3 c\u00e1ch c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c ph\u1ed1i h\u1ee3p \u0111\u1ec3 cung c\u1ea5p m\u1ed9t d\u1ecbch v\u1ee5 c\u00f3 th\u1ec3 \u1edf c\u00e1c m\u1ee9c \u0111\u1ed9 tr\u1eebu t\u01b0\u1ee3ng kh\u00e1c nhau. Th\u01b0\u1eddng th\u00ec m\u1ed9t s\u1ef1 ki\u1ec7n c\u1ea7n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua m\u1ed9t thao t\u00e1c, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi thao t\u00e1c \u0111\u00f3 nh\u1eb1m \u0111\u1ea1t \u0111\u01b0\u1ee3c nhi\u1ec1u m\u1ee5c \u0111\u00edch kh\u00e1c nhau \u0111\u00f2i h\u1ecfi s\u1ef1 ph\u1ed1i h\u1ee3p, ho\u1eb7c c\u00e1ch c\u00e1c s\u1ef1 ki\u1ec7n trong m\u1ed9t tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng li\u00ean quan \u0111\u1ebfn nhau, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng m\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 ch\u1ed3ng l\u1ea5n v\u00e0 c\u1ea7n ph\u1ed1i h\u1ee3p. N\u00f3 c\u0169ng ph\u00f9 h\u1ee3p \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a c\u00e1ch m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ph\u1ed1i h\u1ee3p \u0111\u1ec3 t\u1ea1o ra m\u1ed9t quy tr\u00ecnh l\u00e0m vi\u1ec7c cho t\u1ed5 ch\u1ee9c.<\/div>\n<div class=\"tutorial-comment-header\"><\/div>\n<div class=\"content-tutorial\">\n<hr\/>\n<h3 class=\"h2\">Khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng?<\/h3>\n<p>C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n s\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec3 hi\u1ec3u lu\u1ed3ng c\u1ea5p cao c\u1ee7a m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh. N\u00f3 c\u0169ng gi\u00fap h\u1ecd x\u00e1c \u0111\u1ecbnh c\u00e1c r\u00e0ng bu\u1ed9c v\u00e0 \u0111i\u1ec1u ki\u1ec7n k\u00edch ho\u1ea1t c\u00e1c s\u1ef1 ki\u1ec7n c\u1ee5 th\u1ec3.<\/p>\n<ol class=\"contentPoint\">\n<li>Bi\u1ec3u di\u1ec5n c\u00e1c quy tr\u00ecnh nghi\u1ec7p v\u1ee5<\/li>\n<li>X\u00e1c \u0111\u1ecbnh c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ti\u1ec1m n\u0103ng th\u00f4ng qua vi\u1ec7c xem x\u00e9t c\u00e1c quy tr\u00ecnh nghi\u1ec7p v\u1ee5<\/li>\n<li>X\u00e1c \u0111\u1ecbnh c\u00e1c \u0111i\u1ec1u ki\u1ec7n ti\u1ec1n v\u00e0 h\u1eadu (b\u1ed1i c\u1ea3nh) cho c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/li>\n<li>M\u00f4 h\u00ecnh h\u00f3a c\u00e1c quy tr\u00ecnh l\u00e0m vi\u1ec7c gi\u1eefa\/trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/li>\n<li>M\u00f4 h\u00ecnh h\u00f3a c\u00e1c quy tr\u00ecnh l\u00e0m vi\u1ec7c ph\u1ee9c t\u1ea1p trong c\u00e1c thao t\u00e1c tr\u00ean \u0111\u1ed1i t\u01b0\u1ee3ng<\/li>\n<li>M\u00f4 h\u00ecnh h\u00f3a chi ti\u1ebft c\u00e1c ho\u1ea1t \u0111\u1ed9ng ph\u1ee9c t\u1ea1p trong s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng c\u1ea5p cao<\/li>\n<\/ol>\n<h3 class=\"h2\"><b>C\u00e1c th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n c\u1ee7a s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng<\/b><\/h3>\n<p>S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 m\u1ed9t s\u01a1 \u0111\u1ed3 lu\u1ed3ng th\u1ec3 hi\u1ec7n lu\u1ed3ng t\u1eeb m\u1ed9t ho\u1ea1t \u0111\u1ed9ng n\u00e0y sang ho\u1ea1t \u0111\u1ed9ng kh\u00e1c. M\u1ed9t ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 l\u00e0 m\u1ed9t thao t\u00e1c c\u1ee7a h\u1ec7 th\u1ed1ng. M\u1ee5c \u0111\u00edch c\u01a1 b\u1ea3n c\u1ee7a s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng l\u00e0 ghi l\u1ea1i h\u00e0nh vi \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng. N\u00f3 c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 s\u01a1 \u0111\u1ed3 lu\u1ed3ng h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng.<\/p>\n<p>K\u00fd hi\u1ec7u c\u1ee7a s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng c\u0169ng r\u1ea5t gi\u1ed1ng v\u1edbi k\u00fd hi\u1ec7u c\u1ee7a s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i. Tr\u00ean th\u1ef1c t\u1ebf, theo quy \u0111\u1ecbnh c\u1ee7a UML, s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng l\u00e0 m\u1ed9t bi\u1ebfn th\u1ec3 c\u1ee7a s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i.<\/p>\n<h4 class=\"h3\">H\u00e0nh \u0111\u1ed9ng<\/h4>\n<p>H\u00e0nh \u0111\u1ed9ng l\u00e0 m\u1ed9t ph\u1ea7n t\u1eed c\u00f3 t\u00ean \u0111\u1ea1i di\u1ec7n cho m\u1ed9t b\u01b0\u1edbc nguy\u00ean t\u1eed duy nh\u1ea5t trong ho\u1ea1t \u0111\u1ed9ng, t\u1ee9c l\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch s\u00e2u h\u01a1n trong ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<p><img alt=\"Action\" decoding=\"async\" height=\"41\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/01-action.png\" width=\"91\"\/><\/p>\n<h4 class=\"h3\">Ho\u1ea1t \u0111\u1ed9ng<\/h4>\n<p>Ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea1i di\u1ec7n cho m\u1ed9t h\u00e0nh vi \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb c\u00e1c ph\u1ea7n t\u1eed ri\u00eang l\u1ebb l\u00e0 c\u00e1c n\u00fat ho\u1ea1t \u0111\u1ed9ng, c\u00f3 th\u1ec3 l\u00e0:<\/p>\n<ol class=\"contentPoint\">\n<li>h\u00e0nh \u0111\u1ed9ng<\/li>\n<li>\u0111\u1ed1i t\u01b0\u1ee3ng<\/li>\n<li>lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n<\/li>\n<\/ol>\n<h4 class=\"h3\">Lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n<\/h4>\n<p>Lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ea1i di\u1ec7n cho vi\u1ec7c chuy\u1ec3n giao quy\u1ec1n \u0111i\u1ec1u khi\u1ec3n th\u1ef1c thi t\u1eeb m\u1ed9t h\u00e0nh \u0111\u1ed9ng n\u00e0y sang h\u00e0nh \u0111\u1ed9ng kh\u00e1c.<\/p>\n<p>N\u00f3 \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng m\u1ed9t \u0111\u01b0\u1eddng li\u1ec1n v\u1edbi m\u0169i t\u00ean \u1edf m\u1ed9t \u0111\u1ea7u, ch\u1ec9 h\u01b0\u1edbng \u0111\u1ebfn h\u00e0nh \u0111\u1ed9ng ti\u1ebfp theo.<\/p>\n<p><strong>V\u00ed d\u1ee5<\/strong>Khi h\u00e0nh \u0111\u1ed9ng <i>\u0110i\u1ec1n \u0111\u01a1n h\u00e0ng<\/i>h\u00e0nh \u0111\u1ed9ng k\u1ebft th\u00fac, quy\u1ec1n \u0111i\u1ec1u khi\u1ec3n th\u1ef1c thi \u0111\u01b0\u1ee3c chuy\u1ec3n sang h\u00e0nh \u0111\u1ed9ng <i>Giao \u0111\u01a1n h\u00e0ng<\/i>h\u00e0nh \u0111\u1ed9ng.<\/p>\n<p><img alt=\"Control flow\" decoding=\"async\" height=\"41\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/02-control-flow.png\" width=\"230\"\/><\/p>\n<h4 class=\"h3\">B\u1eaft \u0111\u1ea7u v\u00e0 K\u1ebft th\u00fac<\/h4>\n<p>Ch\u00fang \u0111\u1ea1i di\u1ec7n cho \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u v\u00e0 \u0111i\u1ec3m k\u1ebft th\u00fac c\u1ee7a m\u1ed9t chu\u1ed7i th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng trong m\u1ed9t ho\u1ea1t \u0111\u1ed9ng. K\u00fd hi\u1ec7u B\u1eaft \u0111\u1ea7u v\u00e0 K\u00fd hi\u1ec7u K\u1ebft th\u00fac c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 K\u00fd hi\u1ec7u Tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u v\u00e0 K\u00fd hi\u1ec7u Tr\u1ea1ng th\u00e1i k\u1ebft th\u00fac.<\/p>\n<ol class=\"contentPoint\">\n<li>M\u1ed9t ph\u1ea7n t\u1eed B\u1eaft \u0111\u1ea7u \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng m\u1ed9t h\u00ecnh tr\u00f2n nh\u1ecf m\u00e0u \u0111\u1ea7y.<\/li>\n<li>M\u1ed9t ph\u1ea7n t\u1eed K\u1ebft th\u00fac \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng m\u1ed9t h\u00ecnh tr\u00f2n nh\u1ecf m\u00e0u \u0111\u1ea7y n\u1eb1m b\u00ean trong m\u1ed9t h\u00ecnh tr\u00f2n b\u00ean ngo\u00e0i.<\/li>\n<\/ol>\n<h4 class=\"h4\">V\u00ed d\u1ee5<\/h4>\n<p><img alt=\"Start and final\" decoding=\"async\" height=\"41\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/03-start-and-final.png\" width=\"378\"\/><\/p>\n<h4 class=\"h3\">Quy\u1ebft \u0111\u1ecbnh<\/h4>\n<p>N\u00f3 \u0111\u1ea1i di\u1ec7n cho m\u1ed9t h\u00e0nh \u0111\u1ed9ng quy\u1ebft \u0111\u1ecbnh \u0111\u00e1nh gi\u00e1 m\u1ed9t s\u1ed1 \u0111i\u1ec1u ki\u1ec7n v\u00e0 quy\u1ebft \u0111\u1ecbnh h\u00e0nh tr\u00ecnh h\u00e0nh \u0111\u1ed9ng n\u00e0o s\u1ebd ti\u1ebfp t\u1ee5c th\u1ef1c hi\u1ec7n.<\/p>\n<p>K\u00fd hi\u1ec7u Quy\u1ebft \u0111\u1ecbnh \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng h\u00ecnh thoi nh\u1ecf v\u1edbi m\u1ed9t lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ea7u v\u00e0o v\u00e0 nhi\u1ec1u lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ea7u ra.<\/p>\n<p>M\u1ed7i lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ea7u ra n\u00ean \u0111\u01b0\u1ee3c \u0111\u00e1nh nh\u00e3n b\u1eb1ng \u0111i\u1ec1u ki\u1ec7n d\u1eabn \u0111\u1ebfn lu\u1ed3ng n\u00e0y.<\/p>\n<h4 class=\"h4\">V\u00ed d\u1ee5<\/h4>\n<p>H\u00e0nh \u0111\u1ed9ng quy\u1ebft \u0111\u1ecbnh \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n sau khi <i>Nh\u1eadn \u0110\u01a1n h\u00e0ng<\/i>h\u00e0nh \u0111\u1ed9ng \u0111\u1ec3 ki\u1ec3m tra h\u00e0ng t\u1ed3n kho c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u1ebd trong s\u01a1 \u0111\u1ed3 nh\u01b0 h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<p><img alt=\"Decision\" decoding=\"async\" height=\"159\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/04-decision.png\" width=\"276\"\/><\/p>\n<h4 class=\"h3\">H\u1ee3p nh\u1ea5t<\/h4>\n<p>N\u00f3 \u0111\u1ea1i di\u1ec7n cho m\u1ed9t \u0111i\u1ec3m h\u1ee3p nh\u1ea5t n\u01a1i nhi\u1ec1u \u0111\u01b0\u1eddng th\u1ef1c hi\u1ec7n thay th\u1ebf s\u1ebd g\u1eb7p nhau v\u00e0 ti\u1ebfp t\u1ee5c.<\/p>\n<p>N\u00f3 \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng h\u00ecnh thoi nh\u1ecf v\u1edbi nhi\u1ec1u lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ea7u v\u00e0o v\u00e0 m\u1ed9t lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ea7u ra.<\/p>\n<h4 class=\"h4\">V\u00ed d\u1ee5<\/h4>\n<p>\u0110i\u1ec3m h\u1ee3p nh\u1ea5t n\u01a1i <i>Giao \u0110\u01a1n h\u00e0ng<\/i> v\u00e0 <i>Gi\u1eef \u0110\u01a1n h\u00e0ng<\/i>g\u1eb7p nhau c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u1ebd trong s\u01a1 \u0111\u1ed3 d\u01b0\u1edbi d\u1ea1ng K\u00fd hi\u1ec7u H\u1ee3p nh\u1ea5t nh\u01b0 h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<p><img alt=\"Merge\" decoding=\"async\" height=\"159\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/05-merge.png\" width=\"276\"\/><\/p>\n<h4 class=\"h3\">T\u00e1ch nh\u00e1nh<\/h4>\n<p>N\u00f3 \u0111\u1ea1i di\u1ec7n cho m\u1ed9t h\u00e0nh \u0111\u1ed9ng t\u00e1ch nh\u00e1nh chia m\u1ed9t lu\u1ed3ng th\u1ef1c hi\u1ec7n duy nh\u1ea5t th\u00e0nh nhi\u1ec1u lu\u1ed3ng th\u1ef1c hi\u1ec7n \u0111\u1ed3ng th\u1eddi.<\/p>\n<p>N\u00f3 \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng m\u1ed9t \u0111o\u1ea1n \u0111\u01b0\u1eddng th\u1eb3ng ng\u1eafn v\u1edbi m\u1ed9t lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ea7u v\u00e0o \u1edf m\u1ed9t b\u00ean v\u00e0 nhi\u1ec1u lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ea7u ra \u1edf b\u00ean kia.<\/p>\n<h4 class=\"h4\">V\u00ed d\u1ee5<\/h4>\n<p>H\u00e0nh \u0111\u1ed9ng t\u00e1ch nh\u00e1nh \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n sau khi <i>Nh\u1eadn \u0110\u01a1n h\u00e0ng<\/i>h\u00e0nh \u0111\u1ed9ng \u0111\u1ec3 b\u1eaft \u0111\u1ea7u <i>Giao \u0110\u01a1n h\u00e0ng<\/i> h\u00e0nh \u0111\u1ed9ng v\u00e0 <i>G\u1eedi h\u00f3a \u0111\u01a1n<\/i> h\u00e0nh \u0111\u1ed9ng \u0111\u1ed3ng th\u1eddi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u1ebd trong s\u01a1 \u0111\u1ed3 nh\u01b0 h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<p><img alt=\"Fork\" decoding=\"async\" height=\"159\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/06-fork.png\" width=\"276\"\/><\/p>\n<h4 class=\"h3\">K\u1ebft h\u1ee3p<\/h4>\n<p>N\u00f3 \u0111\u1ea1i di\u1ec7n cho m\u1ed9t h\u00e0nh \u0111\u1ed9ng k\u1ebft h\u1ee3p ch\u1edd \u0111\u1ee3i nhi\u1ec1u lu\u1ed3ng th\u1ef1c thi \u0111\u1ed3ng th\u1eddi ho\u00e0n t\u1ea5t.<\/p>\n<p>N\u00f3 \u0111\u01b0\u1ee3c v\u1ebd nh\u01b0 m\u1ed9t \u0111o\u1ea1n \u0111\u01b0\u1eddng th\u1eb3ng ng\u1eafn, c\u00f3 nhi\u1ec1u lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ea7u v\u00e0o \u1edf m\u1ed9t ph\u00eda v\u00e0 m\u1ed9t lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ea7u ra \u1edf ph\u00eda kia.<\/p>\n<h4 class=\"h4\">V\u00ed d\u1ee5<\/h4>\n<p>H\u00e0nh \u0111\u1ed9ng k\u1ebft h\u1ee3p \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u01b0\u1edbc <i>\u0110\u00f3ng \u0111\u01a1n h\u00e0ng<\/i> h\u00e0nh \u0111\u1ed9ng \u0111\u1ec3 ch\u1edd c\u1ea3 hai <i>Giao h\u00e0ng<\/i> h\u00e0nh \u0111\u1ed9ng v\u00e0 <i>G\u1eedi h\u00f3a \u0111\u01a1n<\/i> h\u00e0nh \u0111\u1ed9ng \u0111\u1ec3 ho\u00e0n t\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u1ebd nh\u01b0 s\u01a1 \u0111\u1ed3 d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<p><img alt=\"Join\" decoding=\"async\" height=\"159\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/07-join.png\" width=\"276\"\/><\/p>\n<h4 class=\"h3\">\u0110\u1ed1i t\u01b0\u1ee3ng<\/h4>\n<p>N\u00f3 \u0111\u1ea1i di\u1ec7n cho m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 th\u1ec3 l\u00e0 \u0111\u1ea7u v\u00e0o v\u00e0\/ho\u1eb7c \u0111\u1ea7u ra c\u1ee7a m\u1ed9t h\u00e0nh \u0111\u1ed9ng. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t th\u1ec3 hi\u1ec7n c\u1ee7a m\u1ed9t l\u1edbp \u1edf m\u1ed9t tr\u1ea1ng th\u00e1i nh\u1ea5t \u0111\u1ecbnh.<\/p>\n<p>N\u00f3 \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng m\u1ed9t h\u00ecnh ch\u1eef nh\u1eadt v\u1edbi t\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t b\u00ean trong.<\/p>\n<p>N\u00f3 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng m\u1ed9t tr\u1ea1ng th\u00e1i \u0111\u01b0\u1ee3c vi\u1ebft trong d\u1ea5u ngo\u1eb7c \u0111\u01a1n ph\u00eda d\u01b0\u1edbi t\u00ean.<\/p>\n<h4 class=\"h4\">V\u00ed d\u1ee5<\/h4>\n<p><i>\u0110\u01a1n h\u00e0ng [\u0110\u00e3 \u0111i\u1ec1n]<\/i> \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c t\u1ea1o t\u1eeb <i>\u0110i\u1ec1n \u0111\u01a1n h\u00e0ng<\/i> h\u00e0nh \u0111\u1ed9ng s\u1ebd \u0111\u01b0\u1ee3c ti\u00eau th\u1ee5 b\u1edfi <i>Giao h\u00e0ng<\/i> h\u00e0nh \u0111\u1ed9ng. \u0110\u1ed1i t\u01b0\u1ee3ng n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng k\u00fd hi\u1ec7u \u0111\u1ed1i t\u01b0\u1ee3ng trong s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng UML nh\u01b0 h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<p><img alt=\"Object\" decoding=\"async\" height=\"41\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/08-object.png\" width=\"359\"\/>C\u00e1c k\u00fd hi\u1ec7u kh\u00e1c nhau v\u1edbi c\u00f9ng \u00fd ngh\u0129a:<\/p>\n<p><img alt=\"Object (Semantic)\" decoding=\"async\" height=\"44\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/09-object-another-semantic.png\" width=\"278\"\/><\/p>\n<h4 class=\"h3\">T\u00edn hi\u1ec7u v\u00e0 s\u1ef1 ki\u1ec7n<\/h4>\n<p>N\u00f3 \u0111\u1ea1i di\u1ec7n cho m\u1ed9t h\u00e0nh \u0111\u1ed9ng t\u00edn hi\u1ec7u g\u1eedi t\u00edn hi\u1ec7u ra b\u00ean ngo\u00e0i ho\u1ea1t \u0111\u1ed9ng. H\u00e0nh \u0111\u1ed9ng g\u1eedi t\u00edn hi\u1ec7u kh\u00f4ng ch\u1edd b\u1ea5t k\u1ef3 ph\u1ea3n h\u1ed3i n\u00e0o t\u1eeb ng\u01b0\u1eddi nh\u1eadn t\u00edn hi\u1ec7u. N\u00f3 k\u1ebft th\u00fac ch\u00ednh n\u00f3 v\u00e0 chuy\u1ec3n quy\u1ec1n \u0111i\u1ec1u khi\u1ec3n th\u1ef1c thi sang h\u00e0nh \u0111\u1ed9ng ti\u1ebfp theo.<\/p>\n<p>N\u00f3 \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng ng\u0169 gi\u00e1c l\u1ed3i v\u1edbi t\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t b\u00ean trong.<\/p>\n<h4 class=\"h4\">V\u00ed d\u1ee5<\/h4>\n<p>C\u1ee7a <i>Th\u00f4ng b\u00e1o cho kh\u00e1ch h\u00e0ng<\/i>h\u00e0nh \u0111\u1ed9ng g\u1eedi t\u00edn hi\u1ec7u trong m\u1ed9t ho\u1ea1t \u0111\u1ed9ng x\u1eed l\u00fd \u0111\u01a1n h\u00e0ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng k\u00fd hi\u1ec7u G\u1eedi t\u00edn hi\u1ec7u trong s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng UML nh\u01b0 h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<p><img alt=\"Singal and evnet\" decoding=\"async\" height=\"41\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/10-signal-and-event.png\" width=\"371\"\/><\/p>\n<h3 class=\"h3\">L\u00e0n v\u00e0 ph\u00e2n v\u00f9ng<\/h3>\n<ol class=\"contentPoint\">\n<li>Ph\u00e2n v\u00f9ng th\u1ec3 hi\u1ec7n m\u1ed9t nh\u00f3m c\u00e1c h\u00e0nh \u0111\u1ed9ng v\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng chia s\u1ebb m\u1ed9t s\u1ed1 thu\u1ed9c t\u00ednh chung.<\/li>\n<li>N\u00f3 \u0111\u01b0\u1ee3c v\u1ebd b\u1eb1ng hai \u0111\u01b0\u1eddng song song v\u1edbi t\u00ean ph\u00e2n v\u00f9ng \u1edf m\u1ed9t \u0111\u1ea7u.<\/li>\n<li>M\u1ecdi h\u00e0nh \u0111\u1ed9ng v\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng n\u1eb1m trong hai \u0111\u01b0\u1eddng n\u00e0y \u0111\u01b0\u1ee3c coi l\u00e0 thu\u1ed9c nh\u00f3m.<\/li>\n<li>N\u1ebfu m\u1ed9t h\u00e0nh \u0111\u1ed9ng ho\u1eb7c \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 th\u1ec3 n\u1eb1m tr\u00ean bi\u00ean c\u1ee7a nhi\u1ec1u ph\u00e2n v\u00f9ng, th\u00ec \u0111\u01b0\u1ee3c coi l\u00e0 thu\u1ed9c nhi\u1ec1u nh\u00f3m.<\/li>\n<li>C\u00e1c ph\u00e2n v\u00f9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1ed3ng nhau \u0111\u1ec3 t\u1ea1o th\u00e0nh m\u1ed9t c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p c\u1ee7a c\u00e1c ph\u00e2n v\u00f9ng.<\/li>\n<\/ol>\n<h4 class=\"h4\">V\u00ed d\u1ee5<\/h4>\n<p>C\u00e1c h\u00e0nh \u0111\u1ed9ng v\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng trong m\u1ed9t ho\u1ea1t \u0111\u1ed9ng x\u1eed l\u00fd \u0111\u01a1n h\u00e0ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh 3 nh\u00f3m:<\/p>\n<ol class=\"contentPoint\">\n<li>Nh\u00f3m h\u00e0nh \u0111\u1ed9ng c\u1ee7a b\u1ed9 ph\u1eadn \u0110\u01a1n h\u00e0ng<\/li>\n<li>Nh\u00f3m h\u00e0nh \u0111\u1ed9ng c\u1ee7a b\u1ed9 ph\u1eadn K\u1ebf to\u00e1n<\/li>\n<li>Nh\u00f3m h\u00e0nh \u0111\u1ed9ng kh\u00e1ch h\u00e0ng, d\u1ef1a tr\u00ean quy\u1ec1n s\u1edf h\u1eefu h\u00e0nh \u0111\u1ed9ng<\/li>\n<\/ol>\n<p>C\u00e1c nh\u00f3m n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng k\u00fd hi\u1ec7u Ph\u00e2n v\u00f9ng trong s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng UML nh\u01b0 h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<p><img alt=\"Swimlane and partition\" decoding=\"async\" height=\"320\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/11-swimlane-and-partition.png\" width=\"811\"\/><\/p>\n<h3 class=\"h3\">Ho\u1ea1t \u0111\u1ed9ng c\u00f3 tham s\u1ed1<\/h3>\n<p>M\u1ed9t ho\u1ea1t \u0111\u1ed9ng tham s\u1ed1 ho\u1ea1t \u0111\u1ed9ng ch\u1ea5p nh\u1eadn \u0111\u1ea7u v\u00e0o cho m\u1ed9t ho\u1ea1t \u0111\u1ed9ng ho\u1eb7c cung c\u1ea5p \u0111\u1ea7u ra t\u1eeb m\u1ed9t ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<p>C\u00e1c tham s\u1ed1 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb tr\u00ean bi\u00ean v\u00e0 li\u1ec7t k\u00ea ph\u00eda d\u01b0\u1edbi t\u00ean ho\u1ea1t \u0111\u1ed9ng theo d\u1ea1ng: t\u00ean-tham-s\u1ed1: ki\u1ec3u-tham-s\u1ed1.<\/p>\n<h4 class=\"h4\">V\u00ed d\u1ee5<\/h4>\n<p>V\u00ed d\u1ee5 sau \u0111\u00e2y m\u00f4 t\u1ea3 hai tham s\u1ed1 \u0111\u1ea7u v\u00e0o v\u00e0 m\u1ed9t tham s\u1ed1 \u0111\u1ea7u ra \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh cho ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<p><img alt=\"Parameterized activity\" decoding=\"async\" height=\"267\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/12-parameterized-activity.png\" width=\"752\"\/><\/p>\n<h3 class=\"h3\">Khung ho\u1ea1t \u0111\u1ed9ng<\/h3>\n<p>N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng UML \u0111\u1ec3 t\u1ea1o ranh gi\u1edbi bao quanh t\u1ea5t c\u1ea3 c\u00e1c h\u00e0nh \u0111\u1ed9ng v\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng c\u1ee7a ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<p>N\u00f3 \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng h\u00ecnh ch\u1eef nh\u1eadt l\u1edbn c\u00f3 c\u00e1c g\u00f3c bo tr\u00f2n. T\u00ean ho\u1ea1t \u0111\u1ed9ng, c\u00e1c tham s\u1ed1 \u0111\u1ea7u v\u00e0o v\u00e0 tham s\u1ed1 \u0111\u1ea7u ra \u0111\u01b0\u1ee3c vi\u1ebft g\u1ea7n g\u00f3c tr\u00ean b\u00ean tr\u00e1i c\u1ee7a h\u00ecnh ch\u1eef nh\u1eadt.<\/p>\n<p>C\u00e1c k\u00fd hi\u1ec7u \u0111\u1ed1i t\u01b0\u1ee3ng bi\u1ec3u di\u1ec5n tham s\u1ed1 \u0111\u1ea7u v\u00e0o v\u00e0 tham s\u1ed1 \u0111\u1ea7u ra c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1eb7t tr\u00ean c\u00e1c c\u1ea1nh c\u1ee7a h\u00ecnh ch\u1eef nh\u1eadt.<\/p>\n<h3>T\u1ea1i sao n\u00ean s\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng?<\/h3>\n<p>S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng trong UML cho ph\u00e9p b\u1ea1n t\u1ea1o m\u1ed9t s\u1ef1 ki\u1ec7n d\u01b0\u1edbi d\u1ea1ng m\u1ed9t ho\u1ea1t \u0111\u1ed9ng, bao g\u1ed3m m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c n\u00fat \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i b\u1edfi c\u00e1c c\u1ea1nh. M\u1ed9t ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c g\u1eafn v\u00e0o b\u1ea5t k\u1ef3 ph\u1ea7n t\u1eed m\u00f4 h\u00ecnh n\u00e0o \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a h\u00e0nh vi c\u1ee7a n\u00f3. S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 chi ti\u1ebft h\u00f3a.<\/p>\n<ul>\n<li>C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/li>\n<li>L\u1edbp<\/li>\n<li>Th\u00e0nh ph\u1ea7n v\u00e0 h\u1ec7 th\u1ed1ng con<\/li>\n<li>Quy tr\u00ecnh l\u00e0m vi\u1ec7c v\u00e0 quy tr\u00ecnh kinh doanh<\/li>\n<\/ul>\n<\/div>\n<h3><span style=\"font-size: 1.125rem;\">C\u00e1c v\u00ed d\u1ee5 v\u1ec1 s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng kh\u00e1c<\/span><\/h3>\n<div class=\"content-tutorial\">\n<p><img alt=\"Activity frame\" decoding=\"async\" height=\"227\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/13-activity-frame.png\" width=\"460\"\/><\/p>\n<h3 class=\"h2\">V\u00ed d\u1ee5: S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \u2013 K\u00fd hi\u1ec7u<\/h3>\n<p><img alt=\"Activity notatins explained\" decoding=\"async\" height=\"630\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/14-activity-notations-explained.png\" width=\"450\"\/><\/p>\n<h3 class=\"h2\">V\u00ed d\u1ee5: S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \u2013 Th\u1ee9 t\u1ef1 quy tr\u00ecnh<\/h3>\n<p><img alt=\"Activity diagram example - Process Order\" decoding=\"async\" height=\"299\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/15-activity-diagram-example-process-order.png\" width=\"793\"\/><\/p>\n<h3 class=\"h2\">V\u00ed d\u1ee5: S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \u2013 T\u1ea1o l\u00f4 h\u00e0ng<\/h3>\n<p><img alt=\"Activity diagram example - Create shipment\" decoding=\"async\" height=\"521\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/16-activity-diagram-example-create-shipment.png\" width=\"607\"\/><\/p>\n<h3 class=\"h2\">V\u00ed d\u1ee5: S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1eddng tr\u01b0\u1ee3t<\/h3>\n<p><img alt=\"Activity diagram example - Process Order (Swimlane)\" decoding=\"async\" height=\"533\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/17-activity-diagram-example-process-order-swimlane.png\" width=\"526\"\/><\/p>\n<h2>T\u00e0i nguy\u00ean<\/h2>\n<ol>\n<li><strong>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 v\u1ebd s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng trong UML? \u2013 Visual Paradigm<\/strong>\n<ul>\n<li>Visual Paradigm. (n.d.).\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/tutorials\/how-to-draw-activity-diagram-in-uml\/\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 v\u1ebd s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng trong UML? \u2013 Visual Paradigm<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Visual Paradigm Online \u2013 C\u1eeda h\u00e0ng \u1ee9ng d\u1ee5ng Google Workspace<\/strong>\n<ul>\n<li>C\u1eeda h\u00e0ng \u1ee9ng d\u1ee5ng Google Workspace. (n.d.).\u00a0<a href=\"https:\/\/workspace.google.com\/marketplace\/app\/visual_paradigm_online\/325823764747\">Visual Paradigm Online \u2013 C\u1eeda h\u00e0ng \u1ee9ng d\u1ee5ng Google Workspace<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Gi\u1edbi thi\u1ec7u v\u1ec1 s\u01a1 \u0111\u1ed3 UML trong Visual Paradigm \u2013 ArchiMetric<\/strong>\n<ul>\n<li>ArchiMetric. (2024, ng\u00e0y 23 th\u00e1ng 8).\u00a0<a href=\"https:\/\/www.archimetric.com\/introduction-to-uml-diagrams-in-visual-paradigm\/\">Gi\u1edbi thi\u1ec7u v\u1ec1 s\u01a1 \u0111\u1ed3 UML trong Visual Paradigm \u2013 ArchiMetric<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Bi\u1ec3u t\u01b0\u1ee3ng s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng con trong Visual Paradigm \u2013 Stack Overflow<\/strong>\n<ul>\n<li>Stack Overflow. (n.d.).\u00a0<a href=\"https:\/\/stackoverflow.com\/questions\/14800542\/visual-paradigm-sub-activity-diagram-icon\">Bi\u1ec3u t\u01b0\u1ee3ng s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng con trong Visual Paradigm \u2013 Stack Overflow<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>C\u00f4ng c\u1ee5 s\u01a1 \u0111\u1ed3 UML tr\u1ef1c tuy\u1ebfn<\/strong>\n<ul>\n<li>Visual Paradigm. (n.d.).\u00a0<a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/features\/uml-tool\/\">C\u00f4ng c\u1ee5 s\u01a1 \u0111\u1ed3 UML tr\u1ef1c tuy\u1ebfn<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \u2013 Ng\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a th\u1ed1ng nh\u1ea5t (UML) \u2013 GeeksforGeeks<\/strong>\n<ul>\n<li>GeeksforGeeks. (2017, ng\u00e0y 27 th\u00e1ng 10).\u00a0<a href=\"https:\/\/www.geeksforgeeks.org\/unified-modeling-language-uml-activity-diagrams\/\">S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \u2013 Ng\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a th\u1ed1ng nh\u1ea5t (UML) \u2013 GeeksforGeeks<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>T\u1ea1o s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng UML \u2013 Tr\u1ee3 gi\u00fap Microsoft<\/strong>\n<ul>\n<li>Tr\u1ee3 gi\u00fap Microsoft. (n.d.).\u00a0<a href=\"https:\/\/support.microsoft.com\/en-us\/office\/create-a-uml-activity-diagram-19745dae-2872-4455-a906-13b736f01685\">T\u1ea1o s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng UML \u2013 Tr\u1ee3 gi\u00fap Microsoft<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>H\u01b0\u1edbng d\u1eabn s\u01a1 \u0111\u1ed3 l\u1edbp UML<\/strong>\n<ul>\n<li>Visual Paradigm. (n.d.).\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/uml-class-diagram-tutorial\/\">H\u01b0\u1edbng d\u1eabn s\u01a1 \u0111\u1ed3 l\u1edbp UML<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa s\u01a1 \u0111\u1ed3 m\u00f4 h\u00ecnh mi\u1ec1n &amp; s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \u2013 Stack Overflow<\/strong>\n<ul>\n<li>Stack Overflow. (n.d.).\u00a0<a href=\"https:\/\/stackoverflow.com\/questions\/62086316\/difference-between-the-domain-model-activity-diagram\">S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa s\u01a1 \u0111\u1ed3 m\u00f4 h\u00ecnh mi\u1ec1n &amp; s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \u2013 Stack Overflow<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Activity Diagrams describe how activities are coordinated to provide a service which can be at different levels of abstraction. Typically, an event needs to be achieved by some operation, particularly where the operation is intended to achieve a number of different things that require coordination, or how the events in a single use case relate to one another, in particular, use cases where activities may overlap and require coordination. It is also suitable for modeling how a collection of use cases coordinate to create a workflow for an organization.<\/p>\n","protected":false},"author":3479,"featured_media":10986,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","fifu_image_url":"https:\/\/circle.visual-paradigm.com\/wp-content\/uploads\/2017\/08\/Activity-Diagram-Swinlane-Proposal-Process.png","fifu_image_alt":"https:\/\/circle.visual-paradigm.com\/wp-content\/uploads\/2017\/08\/Activity-Diagram-Swinlane-Proposal-Process.png","footnotes":""},"categories":[127],"tags":[],"class_list":["post-10985","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-language"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng l\u00e0 g\u00ec - ArchiMetric Vietnamese<\/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:\/\/www.archimetric.com\/vn\/what-is-activity-diagram\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng l\u00e0 g\u00ec - ArchiMetric Vietnamese\" \/>\n<meta property=\"og:description\" content=\"Activity Diagrams describe how activities are coordinated to provide a service which can be at different levels of abstraction. 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