{"id":11226,"date":"2026-03-31T16:07:39","date_gmt":"2026-03-31T08:07:39","guid":{"rendered":"https:\/\/www.archimetric.com\/vn\/everything-you-need-to-know-about-sequence-diagrams-a-comprehensive-guide\/"},"modified":"2026-03-31T16:07:39","modified_gmt":"2026-03-31T08:07:39","slug":"everything-you-need-to-know-about-sequence-diagrams-a-comprehensive-guide","status":"publish","type":"post","link":"https:\/\/www.archimetric.com\/vn\/everything-you-need-to-know-about-sequence-diagrams-a-comprehensive-guide\/","title":{"rendered":"T\u1ea5t c\u1ea3 nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1: H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n"},"content":{"rendered":"<h2>Gi\u1edbi thi\u1ec7u<\/h2>\n<p><a href=\"https:\/\/en.wikipedia.org\/wiki\/Unified_Modeling_Language\">UML<\/a>S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 l\u00e0 c\u00e1c s\u01a1 \u0111\u1ed3 t\u01b0\u01a1ng t\u00e1c m\u00f4 t\u1ea3 chi ti\u1ebft c\u00e1ch th\u1ee9c c\u00e1c thao t\u00e1c \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n. Ch\u00fang ghi l\u1ea1i t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng trong b\u1ed1i c\u1ea3nh h\u1ee3p t\u00e1c. S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 t\u1eadp trung v\u00e0o th\u1eddi gian v\u00e0 hi\u1ec3n th\u1ecb th\u1ee9 t\u1ef1 t\u01b0\u01a1ng t\u00e1c m\u1ed9t c\u00e1ch tr\u1ef1c quan b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng tr\u1ee5c \u0111\u1ee9ng c\u1ee7a s\u01a1 \u0111\u1ed3 \u0111\u1ec3 bi\u1ec3u di\u1ec5n th\u1eddi gian, c\u00e1c tin nh\u1eafn \u0111\u01b0\u1ee3c g\u1eedi v\u00e0 l\u00fac n\u00e0o ch\u00fang \u0111\u01b0\u1ee3c g\u1eedi.<\/p>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/sequence-diagram-in-uml-diagram-hierarchy.png\"\/><\/p>\n<h2>S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 l\u00e0 g\u00ec?<\/h2>\n<p>S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1, l\u00e0 m\u1ed9t s\u01a1 \u0111\u1ed3 t\u01b0\u01a1ng t\u00e1c UML. N\u00f3 th\u1ec3 hi\u1ec7n s\u1ef1 h\u1ee3p t\u00e1c \u0111\u1ed9ng gi\u1eefa nhi\u1ec1u \u0111\u1ed1i t\u01b0\u1ee3ng b\u1eb1ng c\u00e1ch m\u00f4 t\u1ea3 th\u1ee9 t\u1ef1 theo th\u1eddi gian m\u00e0 c\u00e1c tin nh\u1eafn \u0111\u01b0\u1ee3c g\u1eedi gi\u1eefa ch\u00fang.<\/p>\n<p id=\"HDiEtBc\"><img alt=\"\" class=\"alignnone size-full wp-image-11666\" decoding=\"async\" height=\"469\" loading=\"lazy\" sizes=\"auto, (max-width: 844px) 100vw, 844px\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb80b693f4a.png\" srcset=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb80b693f4a.png 844w, https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb80b693f4a-300x167.png 300w, https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb80b693f4a-768x427.png 768w\" width=\"844\"\/><\/p>\n<p>Trong UML, m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng trong s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng h\u00ecnh ch\u1eef nh\u1eadt ch\u1ee9a t\u00ean \u0111\u1ed1i t\u01b0\u1ee3ng, \u0111\u01b0\u1ee3c g\u1ea1ch ch\u00e2n. M\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean theo m\u1ed9t trong ba c\u00e1ch:<\/p>\n<ul>\n<li>\n<p>T\u00ean \u0111\u1ed1i t\u01b0\u1ee3ng<\/p>\n<\/li>\n<li>\n<p>T\u00ean \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 l\u1edbp c\u1ee7a n\u00f3<\/p>\n<\/li>\n<li>\n<p>Ch\u1ec9 t\u00ean l\u1edbp (\u0111\u1ed1i t\u01b0\u1ee3ng \u1ea9n danh)<\/p>\n<\/li>\n<\/ul>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/What-is-Sequence-Diagram.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/92698b4a-e5b4-488d-9e83-b8e517c366ea.xml&amp;name=Hotel%20Reservation\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y<\/a><\/p>\n<h3>C\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng trong s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1<\/h3>\n<ol>\n<li>\n<p><strong>Hi\u1ec3n th\u1ecb th\u1ee9 t\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng<\/strong>: M\u00f4 h\u00ecnh h\u00f3a h\u00e0nh vi t\u01b0\u01a1ng t\u00e1c d\u01b0\u1edbi d\u1ea1ng truy\u1ec1n tin nh\u1eafn, v\u00e0 hi\u1ec3n th\u1ecb t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng m\u1ed9t c\u00e1ch \u0111\u1ed9ng b\u1eb1ng c\u00e1ch m\u00f4 t\u1ea3 c\u00e1ch th\u1ee9c tin nh\u1eafn \u0111\u01b0\u1ee3c g\u1eedi v\u00e0 nh\u1eadn gi\u1eefa ch\u00fang.<\/p>\n<\/li>\n<li>\n<p><strong>Nh\u1ea5n m\u1ea1nh theo th\u1eddi gian<\/strong>: So v\u1edbi c\u00e1c s\u01a1 \u0111\u1ed3 UML kh\u00e1c, s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 nh\u1ea5n m\u1ea1nh h\u01a1n v\u00e0o th\u1ee9 t\u1ef1 theo th\u1eddi gian c\u1ee7a h\u00e0nh vi t\u01b0\u01a1ng t\u00e1c.<\/p>\n<\/li>\n<li>\n<p><strong>Tr\u1ef1c quan h\u00f3a t\u00ednh \u0111\u1ed3ng th\u1eddi<\/strong>: N\u00f3 c\u00f3 th\u1ec3 m\u00f4 t\u1ea3 tr\u1ef1c quan qu\u00e1 tr\u00ecnh \u0111\u1ed3ng th\u1eddi.<\/p>\n<\/li>\n<\/ol>\n<h3>C\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1<\/h3>\n<ol>\n<li>\n<p><strong>Ng\u01b0\u1eddi d\u00f9ng h\u1ec7 th\u1ed1ng<\/strong>: C\u00e1c t\u00e1c nh\u00e2n h\u1ec7 th\u1ed1ng, c\u00f3 th\u1ec3 l\u00e0 con ng\u01b0\u1eddi, m\u00e1y m\u00f3c, c\u00e1c h\u1ec7 th\u1ed1ng kh\u00e1c, c\u00e1c h\u1ec7 con; \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 bi\u1ec3u di\u1ec5n trong s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 theo th\u1eddi gian.<\/p>\n<\/li>\n<li>\n<p><strong>\u0110\u1ed1i t\u01b0\u1ee3ng<\/strong>: C\u00f3 ba c\u00e1ch \u0111\u1eb7t t\u00ean \u0111\u1ed1i t\u01b0\u1ee3ng:<\/p>\n<ul>\n<li>\n<p><strong>\u0110\u1ed1i t\u01b0\u1ee3ng c\u00f3 t\u00ean v\u00e0 l\u1edbp<\/strong>: Bao g\u1ed3m t\u00ean \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 t\u00ean l\u1edbp, v\u00ed d\u1ee5:\u00a0<code data-backticks=\"1\">\u0111\u1ed1i t\u01b0\u1ee3ng: l\u1edbp<\/code><\/p>\n<\/li>\n<li>\n<p><strong>\u0110\u1ed1i t\u01b0\u1ee3ng \u1ea9n danh<\/strong>: Ch\u1ec9 hi\u1ec3n th\u1ecb t\u00ean l\u1edbp, v\u00ed d\u1ee5:\u00a0<code data-backticks=\"1\">:kh\u00f3a h\u1ecdc<\/code><\/p>\n<\/li>\n<li>\n<p><strong>Ch\u1ec9 \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 t\u00ean<\/strong>: Hi\u1ec3n th\u1ecb t\u00ean \u0111\u1ed1i t\u01b0\u1ee3ng nh\u01b0ng kh\u00f4ng hi\u1ec3n th\u1ecb t\u00ean l\u1edbp, v\u00ed d\u1ee5:\u00a0<code data-backticks=\"1\">gi\u1ea3ng vi\u00ean<\/code><\/p>\n<\/li>\n<\/ul>\n<p>Ba ph\u01b0\u01a1ng ph\u00e1p \u0111\u1eb7t t\u00ean \u0111\u1ec1u c\u00f3 s\u1eb5n; h\u00e3y ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p d\u1ec5 hi\u1ec3u nh\u1ea5t \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi \u0111\u1ecdc s\u01a1 \u0111\u1ed3.<\/p>\n<\/li>\n<li>\n<p><strong>Th\u1ee9 t\u1ef1 c\u1ee7a c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng<\/strong>:<\/p>\n<ul>\n<li>\n<p>Th\u1ee9 t\u1ef1 b\u00ean tr\u00e1i v\u00e0 b\u00ean ph\u1ea3i c\u1ee7a c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00f4ng quan tr\u1ecdng<\/p>\n<\/li>\n<li>\n<p>\u0110\u1eb7t c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 t\u01b0\u01a1ng t\u00e1c th\u01b0\u1eddng xuy\u00ean c\u00e0ng g\u1ea7n nhau c\u00e0ng t\u1ed1t<\/p>\n<\/li>\n<li>\n<p>\u0110\u1eb7t \u0111\u1ed1i t\u01b0\u1ee3ng kh\u1edfi t\u1ea1o to\u00e0n b\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng t\u00e1c \u1edf \u0111\u1ea7u b\u00ean tr\u00e1i<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2>D\u00e2y \u0111\u1eddi s\u1ed1ng<\/h2>\n<p>M\u1ed9t \u0111\u01b0\u1eddng n\u00e9t \u0111\u1ee9t k\u00e9o d\u00e0i xu\u1ed1ng t\u1eeb bi\u1ec3u t\u01b0\u1ee3ng \u0111\u1ed1i t\u01b0\u1ee3ng trong s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1, cho bi\u1ebft \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u00e3 t\u1ed3n t\u1ea1i bao l\u00e2u.<\/p>\n<h3>V\u00f9ng ki\u1ec3m so\u00e1t (K\u00edch ho\u1ea1t)<\/h3>\n<p>C\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 kho\u1ea3ng th\u1eddi gian k\u00edch ho\u1ea1t, \u0111\u00e2y l\u00e0 k\u00fd hi\u1ec7u cho kho\u1ea3ng th\u1eddi gian m\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng s\u1ebd th\u1ef1c hi\u1ec7n thao t\u00e1c t\u01b0\u01a1ng \u1ee9ng. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c hi\u1ec3u nh\u01b0 m\u1ed9t c\u1eb7p d\u1ea5u ngo\u1eb7c\u00a0<code data-backticks=\"1\">{ }<\/code>\u00a0trong ng\u1eef ngh\u0129a C; \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng m\u1ed9t h\u00ecnh ch\u1eef nh\u1eadt nh\u1ecf. N\u00f3 \u0111\u1ea1i di\u1ec7n cho kho\u1ea3ng th\u1eddi gian m\u00e0 m\u1ed9t ph\u1ea7n t\u1eed \u0111ang th\u1ef1c hi\u1ec7n m\u1ed9t thao t\u00e1c. Ph\u1ea7n tr\u00ean v\u00e0 ph\u1ea7n d\u01b0\u1edbi c\u1ee7a h\u00ecnh ch\u1eef nh\u1eadt \u0111\u01b0\u1ee3c c\u0103n ch\u1ec9nh v\u1edbi th\u1eddi \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u v\u00e0 th\u1eddi \u0111i\u1ec3m ho\u00e0n th\u00e0nh t\u01b0\u01a1ng \u1ee9ng.<\/p>\n<h3>Tin nh\u1eafn<\/h3>\n<p>Tin nh\u1eafn th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh ba lo\u1ea1i:<\/p>\n<ol>\n<li>\n<p><strong>Tin nh\u1eafn \u0111\u1ed3ng b\u1ed9<\/strong>: Ng\u01b0\u1eddi g\u1eedi tin nh\u1eafn chuy\u1ec3n quy\u1ec1n ki\u1ec3m so\u00e1t cho ng\u01b0\u1eddi nh\u1eadn tin nh\u1eafn, sau \u0111\u00f3 d\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 ch\u1edd ng\u01b0\u1eddi nh\u1eadn tin nh\u1eafn t\u1eeb b\u1ecf ho\u1eb7c tr\u1ea3 l\u1ea1i quy\u1ec1n ki\u1ec3m so\u00e1t, \u0111i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 ch\u1ec9 s\u1ef1 \u0111\u1ed3ng b\u1ed9.<\/p>\n<\/li>\n<li>\n<p><strong>Tin nh\u1eafn b\u1ea5t \u0111\u1ed3ng b\u1ed9<\/strong>: Ng\u01b0\u1eddi g\u1eedi tin nh\u1eafn truy\u1ec1n t\u00edn hi\u1ec7u cho ng\u01b0\u1eddi nh\u1eadn tin nh\u1eafn th\u00f4ng qua tin nh\u1eafn v\u00e0 sau \u0111\u00f3 ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng ch\u1edd ng\u01b0\u1eddi nh\u1eadn tr\u1ea3 l\u1ea1i tin nh\u1eafn ho\u1eb7c quy\u1ec1n ki\u1ec3m so\u00e1t. Ng\u01b0\u1eddi nh\u1eadn v\u00e0 ng\u01b0\u1eddi g\u1eedi tin nh\u1eafn b\u1ea5t \u0111\u1ed3ng b\u1ed9 \u0111ang ho\u1ea1t \u0111\u1ed9ng song song.<\/p>\n<\/li>\n<li>\n<p><strong>Tin nh\u1eafn tr\u1ea3 v\u1ec1<\/strong>: Ch\u1ec9 ra vi\u1ec7c tr\u1ea3 v\u1ec1 t\u1eeb m\u1ed9t l\u1eddi g\u1ecdi th\u1ee7 t\u1ee5c.<\/p>\n<\/li>\n<\/ol>\n<h2>Tin nh\u1eafn t\u1ea1o v\u00e0 h\u1ee7y<\/h2>\n<p>C\u00e1c th\u00e0nh vi\u00ean kh\u00f4ng nh\u1ea5t thi\u1ebft ph\u1ea3i t\u1ed3n t\u1ea1i trong su\u1ed1t to\u00e0n b\u1ed9 th\u1eddi gian t\u01b0\u01a1ng t\u00e1c c\u1ee7a s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1. C\u00e1c th\u00e0nh vi\u00ean c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o ra v\u00e0 h\u1ee7y b\u1ecf t\u00f9y theo c\u00e1c tin nh\u1eafn \u0111ang \u0111\u01b0\u1ee3c truy\u1ec1n \u0111i.<\/p>\n<ul>\n<li>\n<p><strong>Tin nh\u1eafn t\u1ea1o<\/strong>: T\u1ea1o \u0111\u1ed1i t\u01b0\u1ee3ng nh\u1eadn. Ng\u01b0\u1eddi g\u1eedi \u0111\u00e3 t\u1ed3n t\u1ea1i t\u1eeb \u0111\u1ea7u t\u01b0\u01a1ng t\u00e1c s\u1ebd \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf \u0111\u1ea7u s\u01a1 \u0111\u1ed3. C\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c t\u1ea1o ra trong qu\u00e1 tr\u00ecnh t\u01b0\u01a1ng t\u00e1c th\u00f4ng qua l\u1eddi g\u1ecdi h\u00e0m t\u1ea1o s\u1ebd t\u1ef1 \u0111\u1ed9ng \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf ph\u00eda d\u01b0\u1edbi s\u01a1 \u0111\u1ed3.<\/p>\n<\/li>\n<li>\n<p><strong>Tin nh\u1eafn h\u1ee7y<\/strong>: H\u1ee7y \u0111\u1ed1i t\u01b0\u1ee3ng nh\u1eadn. C\u00f3 nh\u1eefng c\u00e1ch kh\u00e1c \u0111\u1ec3 ch\u1ec9 ra r\u1eb1ng m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng b\u1ecb h\u1ee7y trong qu\u00e1 tr\u00ecnh t\u01b0\u01a1ng t\u00e1c. Ch\u1ec9 khi h\u1ee7y \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c \u0111\u1eb7t th\u00e0nh &#8216;sau destructor&#8217; th\u00ec b\u1ea1n m\u1edbi c\u1ea7n d\u00f9ng destructor.<\/p>\n<\/li>\n<\/ul>\n<h2>Tin nh\u1eafn kh\u00f4ng t\u1ee9c th\u1eddi<\/h2>\n<p>C\u00e1c tin nh\u1eafn th\u01b0\u1eddng \u0111\u01b0\u1ee3c coi l\u00e0 t\u1ee9c th\u1eddi, do \u0111\u00f3 th\u1eddi gian \u0111\u1ec3 \u0111\u1ebfn ng\u01b0\u1eddi nh\u1eadn l\u00e0 kh\u00f4ng \u0111\u00e1ng k\u1ec3. C\u00e1c tin nh\u1eafn \u0111\u01b0\u1ee3c v\u1ebd d\u01b0\u1edbi d\u1ea1ng m\u0169i t\u00ean ngang. \u0110\u1ec3 ch\u1ec9 ra r\u1eb1ng m\u1ea5t m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh tr\u01b0\u1edbc khi ng\u01b0\u1eddi nh\u1eadn th\u1ef1c s\u1ef1 nh\u1eadn \u0111\u01b0\u1ee3c tin nh\u1eafn, m\u1ed9t\u00a0<strong>m\u0169i t\u00ean xi\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng<\/strong>.<\/p>\n<h2>C\u00e1c m\u1ea3nh k\u1ebft h\u1ee3p<\/h2>\n<p>M\u1ed9t m\u1ea3nh chu\u1ed7i \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n d\u01b0\u1edbi d\u1ea1ng m\u1ed9t h\u1ed9p g\u1ecdi l\u00e0 m\u1ea3nh k\u1ebft h\u1ee3p, bao g\u1ed3m m\u1ed9t ph\u1ea7n t\u01b0\u01a1ng t\u00e1c trong s\u01a1 \u0111\u1ed3 chu\u1ed7i. To\u00e1n t\u1eed m\u1ea3nh (\u1edf g\u00f3c tr\u00ean b\u00ean tr\u00e1i) cho bi\u1ebft lo\u1ea1i m\u1ea3nh.<\/p>\n<p>C\u00e1c m\u1ea3nh t\u01b0\u01a1ng t\u00e1c cho ph\u00e9p b\u1ea1n nh\u00f3m c\u00e1c tin nh\u1eafn li\u00ean quan trong s\u01a1 \u0111\u1ed3 chu\u1ed7i. C\u00f3 s\u1eb5n nhi\u1ec1u lo\u1ea1i m\u1ea3nh \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a tr\u01b0\u1edbc, cho ph\u00e9p b\u1ea1n x\u00e1c \u0111\u1ecbnh k\u1ebft qu\u1ea3 thay th\u1ebf, tin nh\u1eafn song song ho\u1eb7c v\u00f2ng l\u1eb7p.<\/p>\n<p>C\u00e1c m\u1ea3nh trong s\u01a1 \u0111\u1ed3 chu\u1ed7i l\u00e0 c\u00e1c khung h\u00ecnh ch\u1eef nh\u1eadt \u0111\u01b0\u1ee3c v\u1ebd tr\u00ean m\u1ed9t ph\u1ea7n c\u1ee7a s\u01a1 \u0111\u1ed3. Ch\u00fang \u0111\u1ea1i di\u1ec7n cho c\u1ea5u tr\u00fac \u0111i\u1ec1u ki\u1ec7n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn lu\u1ed3ng tin nh\u1eafn. C\u00e1c khung n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1ea3nh k\u1ebft h\u1ee3p trong t\u00e0i li\u1ec7u UML, v\u00e0 c\u00e1c h\u1ed9p ch\u1ee9a \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 to\u00e1n t\u1eed t\u01b0\u01a1ng t\u00e1c. C\u00e1c khung \u0111\u01b0\u1ee3c \u0111\u00e1nh nh\u00e3n \u1edf g\u00f3c tr\u00ean b\u00ean tr\u00e1i. Nh\u00e3n n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 to\u00e1n t\u1eed t\u01b0\u01a1ng t\u00e1c trong UML.<\/p>\n<h3>V\u00ed d\u1ee5 \u2013 T\u00ecnh hu\u1ed1ng \u0111\u1eb7t h\u00e0ng<\/h3>\n<p>M\u1ed9t th\u00e0nh vi\u00ean t\u00e0u mu\u1ed1n \u0111\u1eb7t h\u00e0ng tr\u1ef1c tuy\u1ebfn. C\u00e1c m\u1eb7t h\u00e0ng \u0111\u00e3 \u0111\u1eb7t s\u1ebd \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn th\u00e0nh vi\u00ean b\u1eb1ng xe chuy\u1ec3n ph\u00e1t nhanh ho\u1eb7c th\u01b0 th\u01b0\u1eddng, t\u00f9y thu\u1ed9c v\u00e0o tr\u1ea1ng th\u00e1i th\u00e0nh vi\u00ean c\u1ee7a c\u00f4 \u1ea5y (VIP, th\u00e0nh vi\u00ean th\u01b0\u1eddng). N\u1ebfu th\u00e0nh vi\u00ean ch\u1ecdn t\u00f9y ch\u1ecdn th\u00f4ng b\u00e1o trong \u0111\u01a1n h\u00e0ng, c\u1eeda h\u00e0ng s\u1ebd g\u1eedi th\u00f4ng b\u00e1o x\u00e1c nh\u1eadn \u0111\u1ebfn th\u00e0nh vi\u00ean.<\/p>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Selection-and-Loops-in-a-Combination.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/bb52d3d5-f881-4d3a-ab67-cad1858fa6d7.xml&amp;name=Selection%20and%20Loops%20in%20a%20Combination\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 chu\u1ed7i n\u00e0y<\/a><\/p>\n<h3>M\u1ed9t v\u00ed d\u1ee5 kh\u00e1c: \u0110\u1eb7t h\u00e0ng<\/h3>\n<p>S\u01a1 \u0111\u1ed3 chu\u1ed7i l\u00e0 m\u1ed9t s\u01a1 \u0111\u1ed3 hai chi\u1ec1u v\u1edbi tr\u1ee5c ngang bi\u1ec3u di\u1ec5n c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 tr\u1ee5c d\u1ecdc bi\u1ec3u di\u1ec5n th\u1eddi gian, n\u01a1i c\u00e1c tin nh\u1eafn \u0111\u01b0\u1ee3c truy\u1ec1n theo chi\u1ec1u ngang gi\u1eefa c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo chi\u1ec1u d\u1ecdc theo th\u1ee9 t\u1ef1 th\u1eddi gian. V\u00ed d\u1ee5 minh h\u1ecda m\u1ed9t s\u01a1 \u0111\u1ed3 chu\u1ed7i v\u1edbi ba \u0111\u1ed1i t\u01b0\u1ee3ng tham gia: Kh\u00e1ch h\u00e0ng, \u0110\u01a1n h\u00e0ng v\u00e0 Kho h\u00e0ng.<\/p>\n<ol>\n<li>\n<p><strong>B\u01b0\u1edbc 1 v\u00e0 2<\/strong>: Kh\u00e1ch h\u00e0ng t\u1ea1o m\u1ed9t \u0111\u01a1n h\u00e0ng.<\/p>\n<\/li>\n<li>\n<p><strong>B\u01b0\u1edbc 3<\/strong>: Kh\u00e1ch h\u00e0ng th\u00eam c\u00e1c m\u1eb7t h\u00e0ng v\u00e0o \u0111\u01a1n h\u00e0ng.<\/p>\n<\/li>\n<li>\n<p><strong>B\u01b0\u1edbc 4, 5<\/strong>: M\u1ed7i m\u1eb7t h\u00e0ng \u0111\u01b0\u1ee3c ki\u1ec3m tra t\u00ednh s\u1eb5n c\u00f3 trong kho.<\/p>\n<\/li>\n<li>\n<p><strong>B\u01b0\u1edbc 6, 7, 8<\/strong>: N\u1ebfu s\u1ea3n ph\u1ea9m c\u00f3 s\u1eb5n, n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u01a1n h\u00e0ng.<\/p>\n<\/li>\n<li>\n<p><strong>B\u01b0\u1edbc 9<\/strong>: Tr\u1ea3 v\u1ec1<\/p>\n<\/li>\n<li>\n<p><strong>B\u01b0\u1edbc 10, 11<\/strong>: L\u01b0u v\u00e0 h\u1ee7y \u0111\u01a1n h\u00e0ng<\/p>\n<\/li>\n<\/ol>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Sequence-Diagram-Place-Order.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/b33b10cc-e1b2-490a-883b-c23eed9ca6b7.xml&amp;name=Place%20Order\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 chu\u1ed7i n\u00e0y<\/a><\/p>\n<h2>C\u00e1c m\u1ea3nh k\u1ebft h\u1ee3p th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng<\/h2>\n<p>C\u00e1c lo\u1ea1i m\u1ea3nh bao g\u1ed3m ref, assert, loop, break, alt, opt v\u00e0 neg, ref, sd.<\/p>\n<table>\n<thead>\n<tr>\n<th><strong>To\u00e1n t\u1eed<\/strong><\/th>\n<th><strong>\u00dd ngh\u0129a<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>alt<\/strong><\/td>\n<td><strong>Nhi\u1ec1u m\u1ea3nh thay th\u1ebf<\/strong>: ch\u1ec9 c\u00f3 m\u1ed9t ph\u1ea7n c\u00f3 \u0111i\u1ec1u ki\u1ec7n \u0111\u00fang m\u1edbi \u0111\u01b0\u1ee3c th\u1ef1c thi.<\/td>\n<\/tr>\n<tr>\n<td><strong>opt<\/strong><\/td>\n<td><strong>T\u00f9y ch\u1ecdn<\/strong>: ph\u1ea7n n\u00e0y ch\u1ec9 \u0111\u01b0\u1ee3c th\u1ef1c thi n\u1ebfu \u0111i\u1ec1u ki\u1ec7n \u0111\u01b0\u1ee3c cung c\u1ea5p l\u00e0 \u0111\u00fang. T\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi alt ch\u1ec9 c\u00f3 m\u1ed9t nh\u00e1nh.<\/td>\n<\/tr>\n<tr>\n<td><strong>par<\/strong><\/td>\n<td><strong>Song song<\/strong>: m\u1ed7i ph\u1ea7n \u0111\u01b0\u1ee3c th\u1ef1c thi song song.<\/td>\n<\/tr>\n<tr>\n<td><strong>loop<\/strong><\/td>\n<td><strong>V\u00f2ng l\u1eb7p<\/strong>: ph\u1ea7n n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c thi nhi\u1ec1u l\u1ea7n, v\u00e0 \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 ch\u1ec9 ra c\u01a1 s\u1edf l\u1eb7p l\u1ea1i.<\/td>\n<\/tr>\n<tr>\n<td><strong>critical<\/strong><\/td>\n<td><strong>V\u00f9ng nghi\u00eam tr\u1ecdng<\/strong>: ph\u1ea7n n\u00e0y ch\u1ec9 c\u00f3 th\u1ec3 c\u00f3 m\u1ed9t lu\u1ed3ng th\u1ef1c thi t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m.<\/td>\n<\/tr>\n<tr>\n<td><strong>neg<\/strong><\/td>\n<td><strong>Ti\u00eau c\u1ef1c<\/strong>: ph\u1ea7n n\u00e0y hi\u1ec3n th\u1ecb m\u1ed9t t\u01b0\u01a1ng t\u00e1c kh\u00f4ng h\u1ee3p l\u1ec7.<\/td>\n<\/tr>\n<tr>\n<td><strong>ref<\/strong><\/td>\n<td><strong>Tham chi\u1ebfu<\/strong>: tham chi\u1ebfu \u0111\u1ebfn m\u1ed9t t\u01b0\u01a1ng t\u00e1c \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a tr\u00ean s\u01a1 \u0111\u1ed3 kh\u00e1c. Khung \u0111\u01b0\u1ee3c v\u1ebd \u0111\u1ec3 bao ph\u1ee7 c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi tham gia v\u00e0o t\u01b0\u01a1ng t\u00e1c. B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecbnh ngh\u0129a tham s\u1ed1 v\u00e0 gi\u00e1 tr\u1ecb tr\u1ea3 v\u1ec1.<\/td>\n<\/tr>\n<tr>\n<td><strong>sd<\/strong><\/td>\n<td><strong>S\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1<\/strong>: \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 bao quanh to\u00e0n b\u1ed9 s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>L\u01b0u \u00fd quan tr\u1ecdng:<\/strong><\/p>\n<ul>\n<li>\n<p>C\u00f3 th\u1ec3 k\u1ebft h\u1ee3p c\u00e1c khung \u0111\u1ec3 ghi l\u1ea1i, v\u00ed d\u1ee5 nh\u01b0 v\u00f2ng l\u1eb7p ho\u1eb7c nh\u00e1nh.<\/p>\n<\/li>\n<li>\n<p><strong>T\u1eeb kh\u00f3a ph\u1ea7n k\u1ebft h\u1ee3p<\/strong>: alt, opt, break, par, seq, strict, neg, critical, ignore, consider, assert v\u00e0 loop.<\/p>\n<\/li>\n<li>\n<p>C\u00e1c r\u00e0ng bu\u1ed9c th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 hi\u1ec3n th\u1ecb c\u00e1c r\u00e0ng bu\u1ed9c v\u1ec1 th\u1eddi gian tr\u00ean c\u00e1c tin nh\u1eafn. Ch\u00fang c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho th\u1eddi gian c\u1ee7a m\u1ed9t tin nh\u1eafn ho\u1eb7c kho\u1ea3ng th\u1eddi gian gi\u1eefa c\u00e1c tin nh\u1eafn.<\/p>\n<\/li>\n<\/ul>\n<h2>V\u00ed d\u1ee5 v\u1ec1 c\u00e1c ph\u1ea7n k\u1ebft h\u1ee3p<\/h2>\n<h3>1. L\u1ef1a ch\u1ecdn (Alt)<\/h3>\n<p>M\u1ed9t ph\u1ea7n thay th\u1ebf cung c\u1ea5p nhi\u1ec1u ph\u1ea7n thay th\u1ebf \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 (t\u00e1ch bi\u1ec7t b\u1edfi c\u00e1c to\u00e1n t\u1eed t\u01b0\u01a1ng t\u00e1c), t\u1ee9c l\u00e0 d\u00f9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c l\u1ef1a ch\u1ecdn lo\u1ea1i tr\u1eeb l\u1eabn nhau gi\u1eefa hai ho\u1eb7c nhi\u1ec1u chu\u1ed7i tin nh\u1eafn, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi if..else&#8230; c\u1ed5 \u0111i\u1ec3n.<\/p>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/The-use-of-Choice-in-Sequence-Diagram.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/16a62028-6ba3-49ec-a803-7ee1b610a1c5.xml&amp;name=Sequence%20Diagram%20Example%3A%20ATM\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y<\/a><\/p>\n<h3>2. T\u00f9y ch\u1ecdn (Opt)<\/h3>\n<p>Ch\u1ee9a m\u1ed9t chu\u1ed7i c\u00e1c tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra ho\u1eb7c kh\u00f4ng x\u1ea3y ra c\u00f3 th\u1ec3, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t \u0111o\u1ea1n t\u00f9y ch\u1ecdn ch\u1ec9 \u0111\u01b0\u1ee3c th\u1ef1c thi n\u1ebfu m\u1ed9t \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 n\u00e0o \u0111\u00f3 l\u00e0 \u0111\u00fang:<\/p>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Use-of-Option-in-a-Sequence-Diagram.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/28feb8b6-2373-4886-ba54-d51b68406ebb.xml&amp;name=Sequence%20Diagram%20Example%3A%20Examination\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y<\/a><\/p>\n<h3>3. V\u00f2ng l\u1eb7p (Loop)<\/h3>\n<p>M\u1ed9t v\u00f2ng l\u1eb7p cho ph\u00e9p m\u1ed9t \u0111o\u1ea1n \u0111\u01b0\u1ee3c l\u1eb7p l\u1ea1i cho \u0111\u1ebfn khi m\u1ed9t \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 n\u00e0o \u0111\u00f3 tr\u1edf th\u00e0nh sai:<\/p>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Use-of-Loop-in-a-Sequence-Diagram.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/71b4b136-ce44-4517-a0d7-6d14d89bb0e0.xml&amp;name=Sequence%20Diagram%3A%20Synthesizer%20and%20Score\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y<\/a><\/p>\n<h3>4. Tho\u00e1t<\/h3>\n<p>M\u1ed9t l\u1ec7nh tho\u00e1t cho ph\u00e9p tho\u00e1t kh\u1ecfi v\u00f2ng l\u1eb7p bao quanh khi m\u1ed9t \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 n\u00e0o \u0111\u00f3 tr\u1edf th\u00e0nh \u0111\u00fang:<\/p>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Use-of-Break-in-a-Sequence-Diagram.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/e2d7509e-b732-433e-8cdf-07f5ec42a10f.xml&amp;name=Break%20Communication%20Fragment\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y<\/a><\/p>\n<p>C\u00e1c l\u1ec7nh tho\u00e1t th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a x\u1eed l\u00fd ngo\u1ea1i l\u1ec7. V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y s\u1eed d\u1ee5ng m\u1ed9t \u0111o\u1ea1n k\u1ebft h\u1ee3p tho\u00e1t v\u00ec n\u00f3 coi \u0111i\u1ec1u ki\u1ec7n balance &lt; amount l\u00e0 m\u1ed9t ngo\u1ea1i l\u1ec7 thay v\u00ec m\u1ed9t lu\u1ed3ng thay th\u1ebf. \u0110\u1ec3 \u0111\u1ecdc v\u00ed d\u1ee5 n\u00e0y, ch\u00fang ta b\u1eaft \u0111\u1ea7u t\u1eeb g\u00f3c tr\u00ean b\u00ean tr\u00e1i c\u1ee7a s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 v\u00e0 \u0111\u1ecdc xu\u1ed1ng d\u01b0\u1edbi. Khi tr\u00ecnh t\u1ef1 \u0111\u1ebfn gi\u00e1 tr\u1ecb tr\u1ea3 v\u1ec1 \u201cbalance\u201d, n\u00f3 ki\u1ec3m tra xem s\u1ed1 d\u01b0 c\u00f3 nh\u1ecf h\u01a1n s\u1ed1 ti\u1ec1n hay kh\u00f4ng. N\u1ebfu s\u1ed1 d\u01b0 kh\u00f4ng nh\u1ecf h\u01a1n s\u1ed1 ti\u1ec1n, tin nh\u1eafn ti\u1ebfp theo \u0111\u01b0\u1ee3c g\u1eedi l\u00e0 tin nh\u1eafn addDebitTransaction, v\u00e0 tr\u00ecnh t\u1ef1 ti\u1ebfp t\u1ee5c nh\u01b0 b\u00ecnh th\u01b0\u1eddng.<\/p>\n<h3>5. Song song<\/h3>\n<p>M\u1ed9t \u0111o\u1ea1n song song cho ph\u00e9p nhi\u1ec1u t\u01b0\u01a1ng t\u00e1c ch\u1ea1y \u0111\u1ed3ng th\u1eddi:<\/p>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Use-of-Parallel-in-a-Sequence-Diagram.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/3a8c69c5-b007-4e03-a100-cc8d71e0a994.xml&amp;name=Sequence%20Diagram%20Client%20and%20Server%20Parallel%20Call%20Example\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y<\/a><\/p>\n<h2>Khung<\/h2>\n<p>M\u1ed9t khung cung c\u1ea5p c\u00e1ch \u0111\u1ec3 \u0111\u00f3ng g\u00f3i m\u1ed9t s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1.<\/p>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Use-of-Frame-in-a-Sequence-Diagram.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/29f41692-dca8-4ad7-af5a-bb32201c2a4c.xml&amp;name=Sequence%20Diagram%3A%20ATM%20Transferal\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y<\/a><\/p>\n<h2>Tham chi\u1ebfu (Ref)<\/h2>\n<p>M\u1ed9t khung c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tham chi\u1ebfu trong m\u1ed9t s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 kh\u00e1c:<\/p>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/An-example-of-Interaction-Use.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/193ba62c-e5b5-4418-a58f-5bc82e0a9f40.xml&amp;name=Sequence%20Diagram%20Interaction%20Use%20Example\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y<\/a><\/p>\n<h2>C\u00e1c giao th\u1ee9c<\/h2>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Sequence-diagram-example.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/ee2dee36-0056-4f6c-af39-ddfc67fd406d.xml&amp;name=Sequence%20Diagram%3A%20Supplier%20Selection\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y<\/a><\/p>\n<h3>S\u1ef1 h\u1ee3p t\u00e1c<\/h3>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Sequence-diagram-Collaboration.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/e874dc96-54b9-4d6f-8889-5643ef2ca680.xml&amp;name=Sequence%20Diagram%3A%20Collaborations\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y<\/a><\/p>\n<h3>C\u00e1c t\u00ecnh hu\u1ed1ng<\/h3>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Sequence-diagram-Scenarios.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/4ec4943a-84ee-4fbe-a6d9-c8d6832418df.xml&amp;name=Sequence%20Diagram%20Example%3A%20File%20Controller\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y<\/a><\/p>\n<h2>T\u00edn hi\u1ec7u v\u00e0 ti\u1ebfp nh\u1eadn<\/h2>\n<p>M\u1ed9t ng\u01b0\u1eddi \u0111\u1ea5u gi\u00e1 ph\u00e1t s\u00f3ng m\u1ed9t m\u1ee9c gi\u00e1 \u0111\u1ec1 xu\u1ea5t cho m\u1ed9t m\u00f3n h\u00e0ng \u0111\u1ebfn m\u1ed9t c\u0103n ph\u00f2ng ch\u1eadt k\u00edn nh\u1eefng ng\u01b0\u1eddi tham gia \u0111\u1ea5u gi\u00e1 lo l\u1eafng. Khi m\u1ed9t ng\u01b0\u1eddi tham gia nghe th\u1ea5y \u0111\u1ec1 xu\u1ea5t, h\u1ecd quy\u1ebft \u0111\u1ecbnh ch\u1ea5p nh\u1eadn m\u1ee9c gi\u00e1 \u0111\u00f3 hay kh\u00f4ng.<\/p>\n<p>Trong m\u1ed9t cu\u1ed9c \u0111\u1ea5u gi\u00e1 t\u1ef1 \u0111\u1ed9ng, ng\u01b0\u1eddi \u0111\u1ea5u gi\u00e1 s\u1ebd ph\u00e1t s\u00f3ng \u0111\u1ec1 xu\u1ea5t nh\u01b0 th\u1ebf n\u00e0o? M\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 th\u1ec3 c\u00f3 c\u00e1c thao t\u00e1c \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh s\u1ebd t\u1ef1 \u0111\u1ed9ng \u0111\u01b0\u1ee3c g\u1ecdi n\u1ebfu nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 lo\u1ea1i t\u00edn hi\u1ec7u ph\u00e1t s\u00f3ng nh\u1ea5t \u0111\u1ecbnh. Nh\u1eefng ph\u01b0\u01a1ng th\u1ee9c n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ti\u1ebfp nh\u1eadn. T\u00edn hi\u1ec7u l\u00e0 m\u1ed9t lo\u1ea1i l\u1edbp \u0111\u1eb7c bi\u1ec7t. T\u00ean c\u1ee7a ti\u1ebfp nh\u1eadn th\u01b0\u1eddng tr\u00f9ng v\u1edbi t\u00ean c\u1ee7a t\u00edn hi\u1ec7u. C\u00e1c ti\u1ebfp nh\u1eadn \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb trong m\u1ed9t ng\u0103n ri\u00eang bi\u1ec7t:<\/p>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Auctioneer-sequence-diagram-example.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=ClassDiagram&amp;gallery=\/repository\/649527aa-65ff-4010-a55e-19c1741d3f90.xml&amp;name=Class%20Diagram%3A%20Auctioneer%20and%20Bidder\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u00e0y<\/a><\/p>\n<p>Trong s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1, ch\u00fang ta c\u00f3 th\u1ec3 bi\u1ec3u di\u1ec5n m\u1ed9t t\u00edn hi\u1ec7u nh\u01b0 m\u1ed9t t\u00edn hi\u1ec7u b\u1ea5t \u0111\u1ed3ng b\u1ed9, v\u00e0 vi\u1ec7c nh\u1eadn nh\u01b0 m\u1ed9t l\u1eddi g\u1ecdi th\u1ef1c thi:<\/p>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Sequence-diagram-Recursive-message.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/b34d0a63-1bef-455d-8667-e517b7dc000f.xml&amp;name=Sequence%20Diagram%20Example%3A%20Auctioneer%20and%20Bidder\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 n\u00e0y<\/a><\/p>\n<h3>Quan tr\u1ecdng<\/h3>\n<p><img alt=\"\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Sequence-diagram-Critical.png\"\/><\/p>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=SequenceDiagram&amp;gallery=\/repository\/9f1e012a-e8fa-4cbd-a3bb-b0afcd2aaf98.xml&amp;name=Sequence%20Diagram%3A%20Critical\">Ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 n\u00e0y<\/a><\/p>\n<h2>C\u00e1c lo\u1ea1i kh\u1ed1i kh\u00e1c<\/h2>\n<ul>\n<li>\n<p>Ch\u1eb7t ch\u1ebd<\/p>\n<\/li>\n<li>\n<p>X\u00e1c nh\u1eadn<\/p>\n<\/li>\n<li>\n<p>Xem x\u00e9t<\/p>\n<\/li>\n<li>\n<p>B\u1ecf qua<\/p>\n<\/li>\n<li>\n<p>V\u00f9ng<\/p>\n<\/li>\n<li>\n<p>Ph\u1ee7 \u0111\u1ecbnh<\/p>\n<\/li>\n<\/ul>\n<h2>T\u00f3m t\u1eaft k\u00fd hi\u1ec7u s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1<\/h2>\n<table>\n<thead>\n<tr>\n<th>M\u00f4 t\u1ea3 k\u00fd hi\u1ec7u<\/th>\n<th>Bi\u1ec3u di\u1ec5n tr\u1ef1c quan<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Nh\u00e2n v\u1eadt<\/strong><\/p>\n<ul>\n<li>m\u1ed9t lo\u1ea1i vai tr\u00f2 do m\u1ed9t th\u1ef1c th\u1ec3 th\u1ef1c hi\u1ec7n khi t\u01b0\u01a1ng t\u00e1c v\u1edbi ch\u1ee7 th\u1ec3 (v\u00ed d\u1ee5: b\u1eb1ng c\u00e1ch trao \u0111\u1ed5i t\u00edn hi\u1ec7u v\u00e0 d\u1eef li\u1ec7u)<\/li>\n<li>b\u00ean ngo\u00e0i ch\u1ee7 th\u1ec3 (t\u1ee9c l\u00e0, theo ngh\u0129a m\u1ed9t th\u1ec3 hi\u1ec7n c\u1ee7a nh\u00e2n v\u1eadt kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a th\u1ec3 hi\u1ec7n t\u01b0\u01a1ng \u1ee9ng v\u1edbi ch\u1ee7 th\u1ec3 c\u1ee7a n\u00f3).<\/li>\n<li>bi\u1ec3u di\u1ec5n c\u00e1c vai tr\u00f2 do ng\u01b0\u1eddi d\u00f9ng, ph\u1ea7n c\u1ee9ng b\u00ean ngo\u00e0i ho\u1eb7c c\u00e1c ch\u1ee7 th\u1ec3 kh\u00e1c th\u1ef1c hi\u1ec7n.<\/li>\n<\/ul>\n<p>L\u01b0u \u00fd r\u1eb1ng:<\/p>\n<ul>\n<li>M\u1ed9t nh\u00e2n v\u1eadt kh\u00f4ng nh\u1ea5t thi\u1ebft ph\u1ea3i \u0111\u1ea1i di\u1ec7n cho m\u1ed9t th\u1ef1c th\u1ec3 v\u1eadt l\u00fd c\u1ee5 th\u1ec3 m\u00e0 ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 m\u1ed9t vai tr\u00f2 c\u1ee5 th\u1ec3 c\u1ee7a m\u1ed9t th\u1ef1c th\u1ec3 n\u00e0o \u0111\u00f3<\/li>\n<li>M\u1ed9t ng\u01b0\u1eddi c\u00f3 th\u1ec3 \u0111\u1ea3m nh\u1eadn vai tr\u00f2 c\u1ee7a nhi\u1ec1u nh\u00e2n v\u1eadt kh\u00e1c nhau v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, m\u1ed9t nh\u00e2n v\u1eadt c\u1ee5 th\u1ec3 c\u00f3 th\u1ec3 do nhi\u1ec1u ng\u01b0\u1eddi kh\u00e1c nhau \u0111\u1ea3m nh\u1eadn.<\/li>\n<\/ul>\n<\/td>\n<td><img alt=\"UML Sequence Diagram: Actor example\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/03-sequence-diagram-actor-symbol.png\"\/><\/td>\n<\/tr>\n<tr>\n<td><strong>D\u00e2y s\u1ed1ng<\/strong><\/p>\n<ul>\n<li>M\u1ed9t d\u00e2y s\u1ed1ng bi\u1ec3u di\u1ec5n m\u1ed9t th\u00e0nh vi\u00ean ri\u00eang l\u1ebb trong t\u01b0\u01a1ng t\u00e1c.<\/li>\n<\/ul>\n<\/td>\n<td><img alt=\"UML Sequence Diagram: Lifeline example\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/04-sequence-diagram-activation-symbol.png\"\/><\/td>\n<\/tr>\n<tr>\n<td><strong>K\u00edch ho\u1ea1t<\/strong><\/p>\n<ul>\n<li>M\u1ed9t h\u00ecnh ch\u1eef nh\u1eadt m\u1ecfng tr\u00ean d\u00e2y s\u1ed1ng bi\u1ec3u di\u1ec5n kho\u1ea3ng th\u1eddi gian m\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n \u0111ang th\u1ef1c hi\u1ec7n m\u1ed9t thao t\u00e1c.<\/li>\n<li>Ph\u1ea7n tr\u00ean v\u00e0 ph\u1ea7n d\u01b0\u1edbi c\u1ee7a h\u00ecnh ch\u1eef nh\u1eadt \u0111\u01b0\u1ee3c c\u0103n ch\u1ec9nh t\u01b0\u01a1ng \u1ee9ng v\u1edbi th\u1eddi \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u v\u00e0 th\u1eddi \u0111i\u1ec3m ho\u00e0n th\u00e0nh<\/li>\n<\/ul>\n<\/td>\n<td><img alt=\"UML Sequence Diagram: Activation example\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/04-sequence-diagram-activation-symbol.png\"\/><\/td>\n<\/tr>\n<tr>\n<td><strong>Tin nh\u1eafn g\u1ecdi<\/strong><\/p>\n<ul>\n<li>M\u1ed9t tin nh\u1eafn x\u00e1c \u0111\u1ecbnh m\u1ed9t lo\u1ea1i giao ti\u1ebfp c\u1ee5 th\u1ec3 gi\u1eefa c\u00e1c d\u00e2y s\u1ed1ng trong m\u1ed9t t\u01b0\u01a1ng t\u00e1c.<\/li>\n<li>Tin nh\u1eafn g\u1ecdi l\u00e0 m\u1ed9t lo\u1ea1i tin nh\u1eafn bi\u1ec3u di\u1ec5n l\u1eddi g\u1ecdi th\u1ef1c thi thao t\u00e1c c\u1ee7a d\u00e2y s\u1ed1ng \u0111\u00edch.<\/li>\n<\/ul>\n<\/td>\n<td><img alt=\"UML Sequence Diagram: Call message example\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/05-sequence-diagram-call-message-symbol.png\"\/><\/td>\n<\/tr>\n<tr>\n<td><strong>Tin nh\u1eafn tr\u1ea3 v\u1ec1<\/strong><\/p>\n<ul>\n<li>M\u1ed9t th\u00f4ng \u0111i\u1ec7p x\u00e1c \u0111\u1ecbnh m\u1ed9t lo\u1ea1i giao ti\u1ebfp c\u1ee5 th\u1ec3 gi\u1eefa c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi trong m\u1ed9t t\u01b0\u01a1ng t\u00e1c.<\/li>\n<li>Th\u00f4ng \u0111i\u1ec7p tr\u1ea3 v\u1ec1 l\u00e0 m\u1ed9t lo\u1ea1i th\u00f4ng \u0111i\u1ec7p \u0111\u1ea1i di\u1ec7n cho vi\u1ec7c truy\u1ec1n th\u00f4ng tin tr\u1edf l\u1ea1i ng\u01b0\u1eddi g\u1ecdi c\u1ee7a th\u00f4ng \u0111i\u1ec7p tr\u01b0\u1edbc t\u01b0\u01a1ng \u1ee9ng.<\/li>\n<\/ul>\n<\/td>\n<td><img alt=\"UML Sequence Diagram: Return message example\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/06-sequence-diagram-return-message-symbol.png\"\/><\/td>\n<\/tr>\n<tr>\n<td><strong>Th\u00f4ng \u0111i\u1ec7p T\u1ef1 th\u00e2n<\/strong><\/p>\n<ul>\n<li>M\u1ed9t th\u00f4ng \u0111i\u1ec7p x\u00e1c \u0111\u1ecbnh m\u1ed9t lo\u1ea1i giao ti\u1ebfp c\u1ee5 th\u1ec3 gi\u1eefa c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi trong m\u1ed9t t\u01b0\u01a1ng t\u00e1c.<\/li>\n<li>Th\u00f4ng \u0111i\u1ec7p t\u1ef1 th\u00e2n l\u00e0 m\u1ed9t lo\u1ea1i th\u00f4ng \u0111i\u1ec7p \u0111\u1ea1i di\u1ec7n cho vi\u1ec7c g\u1ecdi th\u00f4ng \u0111i\u1ec7p t\u1eeb c\u00f9ng m\u1ed9t \u0111\u01b0\u1eddng \u0111\u1eddi.<\/li>\n<\/ul>\n<\/td>\n<td><img alt=\"UML Sequence Diagram: Self message example\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/07-sequence-diagram-self-message-symbol.png\"\/><\/td>\n<\/tr>\n<tr>\n<td><strong>Th\u00f4ng \u0111i\u1ec7p \u0110\u1ec7 quy<\/strong><\/p>\n<ul>\n<li>M\u1ed9t th\u00f4ng \u0111i\u1ec7p x\u00e1c \u0111\u1ecbnh m\u1ed9t lo\u1ea1i giao ti\u1ebfp c\u1ee5 th\u1ec3 gi\u1eefa c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi trong m\u1ed9t t\u01b0\u01a1ng t\u00e1c.<\/li>\n<li>Th\u00f4ng \u0111i\u1ec7p \u0111\u1ec7 quy l\u00e0 m\u1ed9t lo\u1ea1i th\u00f4ng \u0111i\u1ec7p \u0111\u1ea1i di\u1ec7n cho vi\u1ec7c g\u1ecdi th\u00f4ng \u0111i\u1ec7p t\u1eeb c\u00f9ng m\u1ed9t \u0111\u01b0\u1eddng \u0111\u1eddi. M\u1ee5c ti\u00eau c\u1ee7a n\u00f3 tr\u1ecf \u0111\u1ebfn m\u1ed9t ho\u1ea1t \u0111\u1ed9ng n\u1eb1m tr\u00ean ho\u1ea1t \u0111\u1ed9ng n\u01a1i th\u00f4ng \u0111i\u1ec7p \u0111\u01b0\u1ee3c g\u1ecdi.<\/li>\n<\/ul>\n<\/td>\n<td><img alt=\"UML Sequence Diagram: Recursive message example\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/08-sequence-diagram-recursive-message-symbol.png\"\/><\/td>\n<\/tr>\n<tr>\n<td><strong>Th\u00f4ng \u0111i\u1ec7p T\u1ea1o<\/strong><\/p>\n<ul>\n<li>M\u1ed9t th\u00f4ng \u0111i\u1ec7p x\u00e1c \u0111\u1ecbnh m\u1ed9t lo\u1ea1i giao ti\u1ebfp c\u1ee5 th\u1ec3 gi\u1eefa c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi trong m\u1ed9t t\u01b0\u01a1ng t\u00e1c.<\/li>\n<li>Th\u00f4ng \u0111i\u1ec7p t\u1ea1o l\u00e0 m\u1ed9t lo\u1ea1i th\u00f4ng \u0111i\u1ec7p \u0111\u1ea1i di\u1ec7n cho vi\u1ec7c kh\u1edfi t\u1ea1o (\u0111\u01b0\u1eddng \u0111\u1eddi \u0111\u00edch).<\/li>\n<\/ul>\n<\/td>\n<td><img alt=\"UML Sequence Diagram: Create message example\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/09-sequence-diagram-create-message-symbol.png\"\/><\/td>\n<\/tr>\n<tr>\n<td><strong>Th\u00f4ng \u0111i\u1ec7p X\u00f3a<\/strong><\/p>\n<ul>\n<li>M\u1ed9t th\u00f4ng \u0111i\u1ec7p x\u00e1c \u0111\u1ecbnh m\u1ed9t lo\u1ea1i giao ti\u1ebfp c\u1ee5 th\u1ec3 gi\u1eefa c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi trong m\u1ed9t t\u01b0\u01a1ng t\u00e1c.<\/li>\n<li>Th\u00f4ng \u0111i\u1ec7p h\u1ee7y l\u00e0 m\u1ed9t lo\u1ea1i th\u00f4ng \u0111i\u1ec7p \u0111\u1ea1i di\u1ec7n cho y\u00eau c\u1ea7u h\u1ee7y v\u00f2ng \u0111\u1eddi c\u1ee7a \u0111\u01b0\u1eddng \u0111\u1eddi \u0111\u00edch.<\/li>\n<\/ul>\n<\/td>\n<td><img alt=\"UML Sequence Diagram: Destroy message example\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/10-sequence-diagram-destroy-message-symbol.png\"\/><\/td>\n<\/tr>\n<tr>\n<td><strong>Th\u00f4ng \u0111i\u1ec7p Kho\u1ea3ng th\u1eddi gian<\/strong><\/p>\n<ul>\n<li>M\u1ed9t th\u00f4ng \u0111i\u1ec7p x\u00e1c \u0111\u1ecbnh m\u1ed9t lo\u1ea1i giao ti\u1ebfp c\u1ee5 th\u1ec3 gi\u1eefa c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi trong m\u1ed9t t\u01b0\u01a1ng t\u00e1c.<\/li>\n<li>Th\u00f4ng \u0111i\u1ec7p kho\u1ea3ng th\u1eddi gian hi\u1ec3n th\u1ecb kho\u1ea3ng c\u00e1ch gi\u1eefa hai th\u1eddi \u0111i\u1ec3m trong qu\u00e1 tr\u00ecnh g\u1ecdi th\u00f4ng \u0111i\u1ec7p.<\/li>\n<\/ul>\n<\/td>\n<td><img alt=\"UML Sequence Diagram: Duration message example\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/11-sequence-diagram-duration-message-symbol.png\"\/><\/td>\n<\/tr>\n<tr>\n<td><strong>Ghi ch\u00fa<\/strong><br \/>\nM\u1ed9t ghi ch\u00fa (b\u00ecnh lu\u1eadn) cho ph\u00e9p g\u1eafn c\u00e1c nh\u1eadn x\u00e9t kh\u00e1c nhau v\u00e0o c\u00e1c th\u00e0nh ph\u1ea7n. M\u1ed9t b\u00ecnh lu\u1eadn kh\u00f4ng mang \u00fd ngh\u0129a ng\u1eef ngh\u0129a, nh\u01b0ng c\u00f3 th\u1ec3 ch\u1ee9a th\u00f4ng tin h\u1eefu \u00edch cho ng\u01b0\u1eddi m\u00f4 h\u00ecnh h\u00f3a.<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h2>T\u1ea1o s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi AI<\/h2>\n<p>Visual Paradigm cung c\u1ea5p h\u1ed7 tr\u1ee3 m\u1ea1nh m\u1ebd \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi AI cho c\u00e1c s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 UML, t\u1eadp trung v\u00e0o vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i m\u00f4 t\u1ea3 b\u1eb1ng ng\u00f4n ng\u1eef t\u1ef1 nhi\u00ean th\u00e0nh c\u00e1c m\u00f4 h\u00ecnh t\u01b0\u01a1ng t\u00e1c chi ti\u1ebft v\u00e0 c\u00f3 c\u1ea5u tr\u00fac v\u1eefng ch\u1eafc. C\u00e1c c\u00f4ng c\u1ee5 c\u1ee7a n\u00f3 cho ph\u00e9p b\u1ea1n b\u1ecf qua vi\u1ec7c v\u1ebd th\u1ee7 c\u00f4ng, chuy\u1ec3n tr\u1ef1c ti\u1ebfp t\u1eeb m\u1ed9t k\u1ecbch b\u1ea3n d\u1ef1a tr\u00ean v\u0103n b\u1ea3n sang s\u01a1 \u0111\u1ed3 chuy\u00ean nghi\u1ec7p ch\u1ec9 trong v\u00e0i gi\u00e2y.<\/p>\n<h3>T\u00ednh n\u0103ng ch\u00ednh c\u1ee7a s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi AI<\/h3>\n<ul>\n<li>\n<p><strong>T\u1ea1o ng\u00f4n ng\u1eef t\u1ef1 nhi\u00ean<\/strong>: B\u1ea1n c\u00f3 th\u1ec3 nh\u1eadp m\u1ed9t l\u1eddi nh\u1eafc \u0111\u01a1n gi\u1ea3n nh\u01b0 \u201cm\u1ed9t ng\u01b0\u1eddi d\u00f9ng \u0111\u0103ng nh\u1eadp v\u00e0o m\u1ed9t trang web,\u201d v\u00e0 AI s\u1ebd t\u1ef1 \u0111\u1ed9ng x\u00e1c \u0111\u1ecbnh c\u00e1c b\u00ean tham gia (\u0111\u01b0\u1eddng \u0111\u1eddi), lu\u1ed3ng th\u00f4ng \u0111i\u1ec7p v\u00e0 chu\u1ed7i k\u00edch ho\u1ea1t.<\/p>\n<\/li>\n<li>\n<p><strong>T\u1ef1 \u0111\u1ed9ng h\u00f3a logic ph\u1ee9c t\u1ea1p<\/strong>: AI th\u00f4ng minh x\u1eed l\u00fd c\u00e1c k\u00fd hi\u1ec7u UML n\u00e2ng cao nh\u01b0 c\u00e1c \u0111o\u1ea1n thay th\u1ebf (alt), c\u00e1c \u0111o\u1ea1n t\u00f9y ch\u1ecdn (opt) v\u00e0 v\u00f2ng l\u1eb7p d\u1ef1a tr\u00ean m\u00f4 t\u1ea3 v\u0103n b\u1ea3n logic \u0111i\u1ec1u ki\u1ec7n c\u1ee7a b\u1ea1n.<\/p>\n<\/li>\n<li>\n<p><strong>C\u00f4ng c\u1ee5 tinh ch\u1ec9nh AI<\/strong>: \u1ee8ng d\u1ee5ng chuy\u00ean bi\u1ec7t n\u00e0y chuy\u1ec3n \u0111\u1ed5i m\u00e3 t\u01b0\u01a1ng t\u00e1c \u0111\u01a1n gi\u1ea3n ho\u1eb7c l\u1eddi nh\u1eafc c\u1ea5p cao th\u00e0nh b\u1ea3n v\u1ebd chi ti\u1ebft MVC (M\u00f4 h\u00ecnh &#8211; Giao di\u1ec7n &#8211; \u0110i\u1ec1u khi\u1ec3n). N\u00f3 t\u1ef1 \u0111\u1ed9ng ph\u00e2n t\u00edch m\u1ed9t t\u00ecnh hu\u1ed1ng th\u00e0nh c\u00e1c l\u1edbp ki\u1ebfn tr\u00fac ph\u00f9 h\u1ee3p nh\u01b0 th\u00e0nh ph\u1ea7n Giao di\u1ec7n, \u0110i\u1ec1u khi\u1ec3n v\u00e0 M\u00f4 h\u00ecnh.<\/p>\n<\/li>\n<li>\n<p><strong>Ch\u1ec9nh s\u1eeda theo cu\u1ed9c tr\u00f2 chuy\u1ec7n<\/strong>: Th\u00f4ng qua\u00a0&#8220;<a href=\"https:\/\/chat.visual-paradigm.com\/\">Tr\u1ee3 l\u00fd tr\u00f2 chuy\u1ec7n AI c\u1ee7a Visual Paradigm<\/a>, b\u1ea1n c\u00f3 th\u1ec3 tinh ch\u1ec9nh s\u01a1 \u0111\u1ed3 m\u1ed9t c\u00e1ch l\u1eb7p l\u1ea1i b\u1eb1ng c\u00e1c l\u1ec7nh nh\u01b0 \u201cTh\u00eam tr\u1ea1ng th\u00e1i \u0111\u1eb7t l\u1ea1i\u201d ho\u1eb7c \u201c\u0110\u1ed5i t\u00ean Ng\u01b0\u1eddi d\u00f9ng th\u00e0nh Kh\u00e1ch h\u00e0ng\u201d.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00e2n t\u00edch thi\u1ebft k\u1ebf th\u00f4ng minh<\/strong>: B\u1ea1n c\u00f3 th\u1ec3 y\u00eau c\u1ea7u AI \u0111\u00e1nh gi\u00e1 s\u01a1 \u0111\u1ed3 c\u1ee7a m\u00ecnh, ch\u1eb3ng h\u1ea1n nh\u01b0 ph\u00e1t hi\u1ec7n c\u00e1c cu\u1ed9c g\u1ecdi \u0111\u1ed3ng b\u1ed9 c\u1ea7n chuy\u1ec3n th\u00e0nh b\u1ea5t \u0111\u1ed3ng b\u1ed9 \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng.<\/p>\n<\/li>\n<\/ul>\n<h3>Ecosystem v\u00e0 T\u00edch h\u1ee3p<\/h3>\n<ul>\n<li>\n<p><strong>Truy c\u1eadp \u0111a n\u1ec1n t\u1ea3ng<\/strong>: T\u1ea1o s\u01a1 \u0111\u1ed3 b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/features\/ai-chatbot\/\">Tr\u1ee3 l\u00fd tr\u00f2 chuy\u1ec7n AI<\/a>\u00a0ho\u1eb7c Visual Paradigm Online, sau \u0111\u00f3 nh\u1eadp ch\u00fang v\u00e0o\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/features\/\">\u1ee8ng d\u1ee5ng Visual Paradigm Desktop<\/a>\u00a0\u0111\u1ec3 th\u1ef1c hi\u1ec7n m\u00f4 h\u00ecnh h\u00f3a n\u00e2ng cao v\u00e0 k\u1ef9 thu\u1eadt m\u00e3 h\u00f3a.<\/p>\n<\/li>\n<li>\n<p><strong>T\u1ef1 \u0111\u1ed9ng h\u00f3a t\u00e0i li\u1ec7u<\/strong>: AI c\u00f3 th\u1ec3 t\u1ea1o t\u00f3m t\u1eaft d\u1ef1 \u00e1n, m\u00f4 h\u00ecnh h\u00e0nh vi chi ti\u1ebft v\u00e0 t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac MVC tr\u1ef1c ti\u1ebfp t\u1eeb s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 c\u1ee7a b\u1ea1n.<\/p>\n<\/li>\n<li>\n<p><strong>S\u1ef1 ph\u1ed1i h\u1ee3p gi\u1eefa c\u00e1c m\u00f4 h\u00ecnh<\/strong>: AI c\u1ee7a Visual Paradigm c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i c\u00e1c lo\u1ea1i s\u01a1 \u0111\u1ed3 kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 chuy\u1ec3n \u0111\u1ed5i m\u1ed9t Use Case c\u1ea5p cao th\u00e0nh s\u01a1 \u0111\u1ed3 Ho\u1ea1t \u0111\u1ed9ng ho\u1eb7c S\u01a1 \u0111\u1ed3 Tr\u00ecnh t\u1ef1 chi ti\u1ebft v\u1edbi ph\u00e2n t\u00edch b\u01b0\u1edbc \u0111\u01b0\u1ee3c h\u01b0\u1edbng d\u1eabn.<\/p>\n<\/li>\n<\/ul>\n<hr\/>\n<ol>\n<li>T\u00e0i li\u1ec7u tham kh\u1ea3o<\/li>\n<li><a href=\"https:\/\/chat.visual-paradigm.com\/docs\/uml-sequence-diagram-a-definitive-guide-to-modeling-interactions-with-ai\/\"><strong>S\u01a1 \u0111\u1ed3 Tr\u00ecnh t\u1ef1 UML: H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 m\u00f4 h\u00ecnh h\u00f3a t\u01b0\u01a1ng t\u00e1c b\u1eb1ng AI<\/strong><\/a>: H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng AI \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 UML v\u00e0 c\u00e1c t\u01b0\u01a1ng t\u00e1c<\/li>\n<li><a href=\"https:\/\/blog.visual-paradigm.com\/how-to-turn-requirements-into-diagrams-with-an-ai-chatbot\/\"><strong>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i y\u00eau c\u1ea7u th\u00e0nh s\u01a1 \u0111\u1ed3 b\u1eb1ng tr\u1ee3 l\u00fd tr\u00f2 chuy\u1ec7n AI<\/strong><\/a>: H\u1ecdc c\u00e1ch chuy\u1ec3n \u0111\u1ed5i c\u00e1c y\u00eau c\u1ea7u v\u0103n b\u1ea3n th\u00e0nh s\u01a1 \u0111\u1ed3 tr\u1ef1c quan b\u1eb1ng c\u00f4ng ngh\u1ec7 tr\u1ee3 l\u00fd tr\u00f2 chuy\u1ec7n AI<\/li>\n<li><a href=\"https:\/\/ai.visual-paradigm.com\/tool\/sequence-diagram-refinement-tool\/\"><strong>C\u00f4ng c\u1ee5 mi\u1ec5n ph\u00ed tinh ch\u1ec9nh s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 AI<\/strong><\/a>: Truy c\u1eadp c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 AI c\u1ee7a Visual Paradigm \u0111\u1ec3 tinh ch\u1ec9nh v\u00e0 n\u00e2ng cao s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/features\/ai-sequence-diagram-refinement-tool\/\"><strong>C\u00f4ng c\u1ee5 tinh ch\u1ec9nh s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 AI \u2013 Visual Paradigm<\/strong><\/a>: T\u00ednh n\u0103ng chuy\u00ean nghi\u1ec7p cho vi\u1ec7c t\u1ea1o v\u00e0 tinh ch\u1ec9nh s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 h\u1ed7 tr\u1ee3 AI<\/li>\n<li><a href=\"https:\/\/chat.visual-paradigm.com\/\"><strong>Tr\u1ee3 l\u00fd tr\u00f2 chuy\u1ec7n AI c\u1ee7a Visual Paradigm<\/strong><\/a>: Tr\u1ee3 l\u00fd tr\u00f2 chuy\u1ec7n AI t\u01b0\u01a1ng t\u00e1c \u0111\u1ec3 t\u1ea1o v\u00e0 ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3 UML th\u00f4ng qua ng\u00f4n ng\u1eef t\u1ef1 nhi\u00ean<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/features\/ai-chatbot\/\"><strong>T\u00ednh n\u0103ng Tr\u1ee3 l\u00fd tr\u00f2 chuy\u1ec7n AI \u2013 Visual Paradigm<\/strong><\/a>: T\u1ed5ng quan v\u1ec1 kh\u1ea3 n\u0103ng c\u1ee7a tr\u1ee3 l\u00fd tr\u00f2 chuy\u1ec7n AI trong vi\u1ec7c t\u1ea1o s\u01a1 \u0111\u1ed3 v\u00e0 m\u00f4 h\u00ecnh h\u00f3a<\/li>\n<li><a href=\"https:\/\/www.youtube.com\/watch?v=IO7atI4ghss\"><strong>H\u01b0\u1edbng d\u1eabn s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 AI c\u1ee7a Visual Paradigm<\/strong><\/a>: Video h\u01b0\u1edbng d\u1eabn minh h\u1ecda vi\u1ec7c t\u1ea1o s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 AI<\/li>\n<li><a href=\"https:\/\/www.fliplify.com\/comprehensive-review-visual-paradigms-ai-diagram-generation-features\/\"><strong>B\u00e0i \u0111\u00e1nh gi\u00e1 to\u00e0n di\u1ec7n: C\u00e1c t\u00ednh n\u0103ng t\u1ea1o s\u01a1 \u0111\u1ed3 b\u1eb1ng AI c\u1ee7a Visual Paradigm<\/strong><\/a>: B\u00e0i \u0111\u00e1nh gi\u00e1 chi ti\u1ebft v\u1ec1 kh\u1ea3 n\u0103ng t\u1ea1o s\u01a1 \u0111\u1ed3 b\u1eb1ng AI c\u1ee7a Visual Paradigm<\/li>\n<li><a href=\"https:\/\/www.youtube.com\/watch?v=h_k_DJxFu68\"><strong>Video minh h\u1ecda t\u00ednh n\u0103ng AI c\u1ee7a Visual Paradigm<\/strong><\/a>: Video minh h\u1ecda c\u00e1c t\u00ednh n\u0103ng AI trong Visual Paradigm<\/li>\n<li><a href=\"https:\/\/www.youtube.com\/watch?v=0NST4ZzEtDY\"><strong>H\u01b0\u1edbng d\u1eabn AI c\u1ee7a Visual Paradigm<\/strong><\/a>: H\u01b0\u1edbng d\u1eabn gi\u1edbi thi\u1ec7u kh\u1ea3 n\u0103ng AI trong Visual Paradigm<\/li>\n<li><a href=\"https:\/\/www.cybermedian.com\/how-visual-paradigms-ai-powered-ecosystem-transforms-uml-development\/\"><strong>C\u00e1ch h\u1ec7 sinh th\u00e1i \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi AI c\u1ee7a Visual Paradigm bi\u1ebfn \u0111\u1ed5i ph\u00e1t tri\u1ec3n UML<\/strong><\/a>: Ph\u00e2n t\u00edch c\u00e1ch AI bi\u1ebfn \u0111\u1ed5i quy tr\u00ecnh l\u00e0m vi\u1ec7c ph\u00e1t tri\u1ec3n UML trong Visual Paradigm<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Gi\u1edbi thi\u1ec7u UMLS\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 l\u00e0 c\u00e1c s\u01a1 \u0111\u1ed3 t\u01b0\u01a1ng t\u00e1c m\u00f4 t\u1ea3 chi ti\u1ebft c\u00e1ch th\u1ee9c c\u00e1c thao<\/p>\n","protected":false},"author":3482,"featured_media":11227,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","fifu_image_url":"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb80b693f4a.png","fifu_image_alt":"","footnotes":""},"categories":[144,127],"tags":[],"class_list":["post-11226","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ai","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>T\u1ea5t c\u1ea3 nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1: H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n - ArchiMetric Vietnamese<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" 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