{"id":10659,"date":"2026-03-05T07:09:37","date_gmt":"2026-03-04T23:09:37","guid":{"rendered":"https:\/\/www.archimetric.com\/vn\/uml-timing-diagram-tutorial\/"},"modified":"2026-03-05T07:09:37","modified_gmt":"2026-03-04T23:09:37","slug":"uml-timing-diagram-tutorial","status":"publish","type":"post","link":"https:\/\/www.archimetric.com\/vn\/uml-timing-diagram-tutorial\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn v\u1ec1 s\u01a1 \u0111\u1ed3 th\u1eddi gian UML"},"content":{"rendered":"<h2>Gi\u1edbi thi\u1ec7u v\u1ec1 s\u01a1 \u0111\u1ed3 th\u1eddi gian UML<\/h2>\n<p>S\u01a1 \u0111\u1ed3 th\u1eddi gian UML (Ng\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a th\u1ed1ng nh\u1ea5t) l\u00e0 m\u1ed9t d\u1ea1ng \u0111\u1eb7c bi\u1ec7t c\u1ee7a s\u01a1 \u0111\u1ed3 t\u01b0\u01a1ng t\u00e1c, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 minh h\u1ecda h\u00e0nh vi c\u1ee7a c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng trong m\u1ed9t kho\u1ea3ng th\u1eddi gian c\u1ee5 th\u1ec3. Ch\u00fang t\u1eadp trung v\u00e0o c\u00e1c r\u00e0ng bu\u1ed9c v\u1ec1 th\u1eddi gian v\u00e0 th\u1ee9 t\u1ef1 c\u00e1c s\u1ef1 ki\u1ec7n, l\u00e0m cho ch\u00fang \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong vi\u1ec7c m\u00f4 h\u00ecnh h\u00f3a c\u00e1c h\u1ec7 th\u1ed1ng th\u1eddi gian th\u1ef1c v\u00e0 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t. H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd d\u1eabn d\u1eaft b\u1ea1n qua c\u00e1c ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 s\u01a1 \u0111\u1ed3 th\u1eddi gian UML, bao g\u1ed3m m\u1ee5c \u0111\u00edch, c\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh v\u00e0 c\u00e1ch t\u1ea1o ra c\u0169ng nh\u01b0 hi\u1ec3u r\u00f5 ch\u00fang.<\/p>\n<h2>M\u1ee5c \u0111\u00edch c\u1ee7a s\u01a1 \u0111\u1ed3 th\u1eddi gian UML<\/h2>\n<p>S\u01a1 \u0111\u1ed3 th\u1eddi gian UML ph\u1ee5c v\u1ee5 nhi\u1ec1u m\u1ee5c \u0111\u00edch quan tr\u1ecdng trong thi\u1ebft k\u1ebf v\u00e0 ph\u00e2n t\u00edch h\u1ec7 th\u1ed1ng:<\/p>\n<ol>\n<li><strong>M\u00f4 h\u00ecnh h\u00f3a c\u00e1c h\u1ec7 th\u1ed1ng th\u1eddi gian th\u1ef1c<\/strong>: Ch\u00fang r\u1ea5t c\u1ea7n thi\u1ebft khi thi\u1ebft k\u1ebf c\u00e1c h\u1ec7 th\u1ed1ng m\u00e0 th\u1eddi gian l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang, giao th\u1ee9c truy\u1ec1n th\u00f4ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi hi\u1ec7u su\u1ea5t cao.<\/li>\n<li><strong>Ph\u00e2n t\u00edch c\u00e1c r\u00e0ng bu\u1ed9c v\u1ec1 th\u1eddi gian<\/strong>: Ch\u00fang gi\u00fap hi\u1ec3u v\u00e0 ph\u00e2n t\u00edch c\u00e1c kh\u00eda c\u1ea1nh v\u1ec1 th\u1eddi gian trong c\u00e1c t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng, \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u1ea5t c\u1ea3 c\u00e1c r\u00e0ng bu\u1ed9c v\u1ec1 th\u1eddi gian \u0111\u1ec1u \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng.<\/li>\n<li><strong>Ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t<\/strong>: Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng b\u1eb1ng c\u00e1ch m\u00f4 h\u00ecnh h\u00f3a th\u1eddi gian x\u1ea3y ra c\u1ee7a c\u00e1c s\u1ef1 ki\u1ec7n v\u00e0 t\u01b0\u01a1ng t\u00e1c.<\/li>\n<\/ol>\n<h2>C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh c\u1ee7a s\u01a1 \u0111\u1ed3 th\u1eddi gian UML<\/h2>\n<h3>\u0110\u01b0\u1eddng s\u1ed1ng<\/h3>\n<p>\u0110\u01b0\u1eddng s\u1ed1ng bi\u1ec3u di\u1ec5n m\u1ed9t th\u00e0nh vi\u00ean ri\u00eang l\u1ebb trong t\u01b0\u01a1ng t\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng ho\u1eb7c ng\u01b0\u1eddi tham gia. N\u00f3 \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng m\u1ed9t thanh ngang th\u1ec3 hi\u1ec7n s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a th\u00e0nh vi\u00ean \u0111\u00f3 theo th\u1eddi gian.<\/p>\n<h3>L\u1ecbch tr\u1ea1ng th\u00e1i ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n<\/h3>\n<p>L\u1ecbch tr\u1ea1ng th\u00e1i ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n bi\u1ec3u di\u1ec5n tr\u1ea1ng th\u00e1i c\u1ee7a m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng ho\u1eb7c m\u1ed9t \u0111i\u1ec1u ki\u1ec7n c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng. N\u00f3 \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng m\u1ed9t thanh ngang v\u1edbi c\u00e1c \u0111o\u1ea1n bi\u1ec3u th\u1ecb c\u00e1c tr\u1ea1ng th\u00e1i ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c nhau theo th\u1eddi gian.<\/p>\n<h3>R\u00e0ng bu\u1ed9c th\u1eddi gian k\u00e9o d\u00e0i<\/h3>\n<p>R\u00e0ng bu\u1ed9c th\u1eddi gian k\u00e9o d\u00e0i x\u00e1c \u0111\u1ecbnh kho\u1ea3ng th\u1eddi gian m\u00e0 m\u1ed9t \u0111i\u1ec1u ki\u1ec7n ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng. N\u00f3 \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng m\u1ed9t thanh ngang v\u1edbi hai \u0111\u01b0\u1eddng th\u1eb3ng \u0111\u1ee9ng ch\u1ec9 th\u1eddi \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac c\u1ee7a kho\u1ea3ng th\u1eddi gian \u0111\u00f3.<\/p>\n<h3>R\u00e0ng bu\u1ed9c th\u1eddi gian<\/h3>\n<p>R\u00e0ng bu\u1ed9c th\u1eddi gian x\u00e1c \u0111\u1ecbnh m\u1ed9t th\u1eddi \u0111i\u1ec3m c\u1ee5 th\u1ec3 m\u00e0 m\u1ed9t \u0111i\u1ec1u ki\u1ec7n ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng. N\u00f3 \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng \u0111\u1ee9ng c\u1eaft \u0111\u01b0\u1eddng s\u1ed1ng t\u1ea1i th\u1eddi \u0111i\u1ec3m c\u1ee5 th\u1ec3 \u0111\u00f3.<\/p>\n<h3>S\u1ef1 ki\u1ec7n h\u1ee7y b\u1ecf<\/h3>\n<p>S\u1ef1 ki\u1ec7n h\u1ee7y b\u1ecf bi\u1ec3u di\u1ec5n th\u1eddi \u0111i\u1ec3m m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng b\u1ecb h\u1ee7y. N\u00f3 \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n b\u1eb1ng k\u00fd hi\u1ec7u \u201cX\u201d \u1edf cu\u1ed1i \u0111\u01b0\u1eddng s\u1ed1ng.<\/p>\n<h3>K\u00fd hi\u1ec7u<\/h3>\n<p>K\u00fd hi\u1ec7u trong s\u01a1 \u0111\u1ed3 th\u1eddi gian UML bao g\u1ed3m c\u00e1c nh\u00e3n v\u00e0 ch\u00fa th\u00edch cung c\u1ea5p th\u00eam th\u00f4ng tin v\u1ec1 c\u00e1c r\u00e0ng bu\u1ed9c v\u1ec1 th\u1eddi gian v\u00e0 \u0111i\u1ec1u ki\u1ec7n.<\/p>\n<h2>T\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian UML<\/h2>\n<h3>C\u00e1c b\u01b0\u1edbc \u0111\u1ec3 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian UML<\/h3>\n<ol>\n<li><strong>X\u00e1c \u0111\u1ecbnh c\u00e1c th\u00e0nh vi\u00ean tham gia<\/strong>: X\u00e1c \u0111\u1ecbnh c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng, ng\u01b0\u1eddi tham gia ho\u1eb7c th\u1ef1c th\u1ec3 s\u1ebd tham gia v\u00e0o t\u01b0\u01a1ng t\u00e1c.<\/li>\n<li><strong>X\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1eddng s\u1ed1ng<\/strong>: V\u1ebd c\u00e1c thanh ngang \u0111\u1ec3 bi\u1ec3u di\u1ec5n \u0111\u01b0\u1eddng s\u1ed1ng c\u1ee7a c\u00e1c th\u00e0nh vi\u00ean tham gia.<\/li>\n<li><strong>Th\u00eam tr\u1ea1ng th\u00e1i ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n<\/strong>: Chia c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi th\u00e0nh c\u00e1c \u0111o\u1ea1n \u0111\u1ec3 bi\u1ec3u di\u1ec5n c\u00e1c tr\u1ea1ng th\u00e1i ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c nhau theo th\u1eddi gian.<\/li>\n<li><strong>X\u00e1c \u0111\u1ecbnh c\u00e1c r\u00e0ng bu\u1ed9c v\u1ec1 th\u1eddi gian<\/strong>: Th\u00eam c\u00e1c thanh ngang c\u00f3 \u0111\u01b0\u1eddng th\u1eb3ng \u0111\u1ee9ng \u0111\u1ec3 ch\u1ec9 th\u1eddi gian trong \u0111\u00f3 c\u00e1c \u0111i\u1ec1u ki\u1ec7n ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng.<\/li>\n<li><strong>X\u00e1c \u0111\u1ecbnh c\u00e1c r\u00e0ng bu\u1ed9c v\u1ec1 th\u1eddi gian<\/strong>: Th\u00eam c\u00e1c \u0111\u01b0\u1eddng th\u1eb3ng \u0111\u1ee9ng c\u1eaft ngang c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi \u0111\u1ec3 ch\u1ec9 c\u00e1c th\u1eddi \u0111i\u1ec3m c\u1ee5 th\u1ec3 m\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng.<\/li>\n<li><strong>Th\u00eam c\u00e1c s\u1ef1 ki\u1ec7n ph\u00e1 h\u1ee7y<\/strong>: \u0110\u1eb7t m\u1ed9t d\u1ea5u \u201cX\u201d \u1edf cu\u1ed1i \u0111\u01b0\u1eddng \u0111\u1eddi \u0111\u1ec3 bi\u1ec3u di\u1ec5n s\u1ef1 ph\u00e1 h\u1ee7y c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng.<\/li>\n<li><strong>G\u00e1n nh\u00e3n v\u00e0 ch\u00fa th\u00edch<\/strong>: Th\u00eam nh\u00e3n v\u00e0 ch\u00fa th\u00edch \u0111\u1ec3 cung c\u1ea5p th\u00eam th\u00f4ng tin v\u1ec1 c\u00e1c r\u00e0ng bu\u1ed9c v\u1ec1 th\u1eddi gian v\u00e0 \u0111i\u1ec1u ki\u1ec7n.<\/li>\n<\/ol>\n<p>\u00a0<\/p>\n<h2>V\u00ed d\u1ee5: S\u01a1 \u0111\u1ed3 th\u1eddi gian t\u01b0\u01a1ng t\u00e1c web<\/h2>\n<h3>M\u1ee5c \u0111\u00edch<\/h3>\n<p>M\u00f4 h\u00ecnh h\u00f3a c\u00e1c kh\u00eda c\u1ea1nh v\u1ec1 th\u1eddi gian trong t\u01b0\u01a1ng t\u00e1c web, c\u1ee5 th\u1ec3 l\u00e0 t\u1eadp trung v\u00e0o th\u1eddi gian trong chu k\u1ef3 y\u00eau c\u1ea7u v\u00e0 ph\u1ea3n h\u1ed3i web.<\/p>\n<p><img alt=\"Major elements of timing UML diagram - lifeline, timeline, state or condition, message, duration constraint, timing ruler.\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2025\/01\/timing-diagrams-overview.png\"\/><\/p>\n<h3>C\u00e1c b\u00ean tham gia<\/h3>\n<ol>\n<li><strong>Ng\u01b0\u1eddi d\u00f9ng web<\/strong>: Ng\u01b0\u1eddi \u0111ang t\u01b0\u01a1ng t\u00e1c v\u1edbi web.<\/li>\n<li><strong>Tr\u00ecnh duy\u1ec7t web<\/strong>: Tr\u00ecnh duy\u1ec7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 truy c\u1eadp web.<\/li>\n<li><strong>Tr\u00ecnh gi\u1ea3i m\u00e3 DNS<\/strong>: M\u00e1y ch\u1ee7 chuy\u1ec3n \u0111\u1ed5i t\u00ean mi\u1ec1n th\u00e0nh \u0111\u1ecba ch\u1ec9 IP.<\/li>\n<li><strong>M\u00e1y ch\u1ee7 web<\/strong>: M\u00e1y ch\u1ee7 l\u01b0u tr\u1eef n\u1ed9i dung web.<\/li>\n<\/ol>\n<h3>S\u01a1 \u0111\u1ed3 th\u1eddi gian<\/h3>\n<ol>\n<li><strong>\u0110\u01b0\u1eddng \u0111\u1eddi cho ng\u01b0\u1eddi d\u00f9ng web<\/strong>:\n<ul>\n<li><strong>Tr\u1ea1ng th\u00e1i\/\u0110i\u1ec1u ki\u1ec7n<\/strong>:\n<ul>\n<li><strong>Kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng<\/strong>: Ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng \u0111ang t\u01b0\u01a1ng t\u00e1c t\u00edch c\u1ef1c v\u1edbi web.<\/li>\n<li><strong>URL<\/strong>: Ng\u01b0\u1eddi d\u00f9ng nh\u1eadp m\u1ed9t \u0111\u1ecba ch\u1ec9 URL v\u00e0o tr\u00ecnh duy\u1ec7t web.<\/li>\n<li><strong>\u0110ang ch\u1edd<\/strong>: Ng\u01b0\u1eddi d\u00f9ng \u0111ang ch\u1edd trang web \u0111\u01b0\u1ee3c t\u1ea3i.<\/li>\n<li><strong>\u0110ang xem<\/strong>: Ng\u01b0\u1eddi d\u00f9ng \u0111ang xem trang web.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li><strong>D\u00f2ng th\u1eddi gian cho tr\u00ecnh duy\u1ec7t web<\/strong>:\n<ul>\n<li><strong>Tr\u1ea1ng th\u00e1i\/\u0110i\u1ec1u ki\u1ec7n<\/strong>:\n<ul>\n<li><strong>Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng<\/strong>: Tr\u00ecnh duy\u1ec7t kh\u00f4ng \u0111ang x\u1eed l\u00fd y\u00eau c\u1ea7u m\u1ed9t c\u00e1ch t\u00edch c\u1ef1c.<\/li>\n<li><strong>\u0110ang x\u1eed l\u00fd<\/strong>: Tr\u00ecnh duy\u1ec7t \u0111ang x\u1eed l\u00fd \u0111\u1ea7u v\u00e0o c\u1ee7a ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c ph\u1ea3n h\u1ed3i t\u1eeb m\u00e1y ch\u1ee7.<\/li>\n<li><strong>\u0110ang ch\u1edd<\/strong>: Tr\u00ecnh duy\u1ec7t \u0111ang ch\u1edd ph\u1ea3n h\u1ed3i t\u1eeb m\u00e1y ch\u1ee7.<\/li>\n<\/ul>\n<\/li>\n<li><strong>S\u1ef1 ki\u1ec7n\/K\u00edch th\u00edch<\/strong>:\n<ul>\n<li><strong>Gi\u1ea3i quy\u1ebft URL<\/strong>: Tr\u00ecnh duy\u1ec7t chuy\u1ec3n \u0111\u1ed5i URL th\u00e0nh \u0111\u1ecba ch\u1ec9 IP.<\/li>\n<li><strong>Y\u00eau c\u1ea7u HTTP<\/strong>: Tr\u00ecnh duy\u1ec7t g\u1eedi m\u1ed9t y\u00eau c\u1ea7u HTTP \u0111\u1ebfn m\u00e1y ch\u1ee7 web.<\/li>\n<li><strong>Hi\u1ec3n th\u1ecb trang<\/strong>: Tr\u00ecnh duy\u1ec7t hi\u1ec3n th\u1ecb trang web cho ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Gi\u1edbi h\u1ea1n th\u1eddi gian<\/strong>:\n<ul>\n<li>Qu\u00e1 tr\u00ecnh gi\u1ea3i quy\u1ebft URL n\u00ean m\u1ea5t t\u1eeb 0 \u0111\u1ebfn 400 mili gi\u00e2y.<\/li>\n<li>Y\u00eau c\u1ea7u HTTP n\u00ean \u0111\u01b0\u1ee3c g\u1eedi trong v\u00f2ng 50 \u0111\u1ebfn 200 mili gi\u00e2y sau khi gi\u1ea3i quy\u1ebft URL.<\/li>\n<li>Trang n\u00ean \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb cho ng\u01b0\u1eddi d\u00f9ng trong v\u00f2ng 100 \u0111\u1ebfn 500 mili gi\u00e2y sau khi nh\u1eadn ph\u1ea3n h\u1ed3i HTTP.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li><strong>D\u00f2ng th\u1eddi gian cho b\u1ed9 gi\u1ea3i m\u00e3 DNS<\/strong>:\n<ul>\n<li><strong>Tr\u1ea1ng th\u00e1i\/\u0110i\u1ec1u ki\u1ec7n<\/strong>:\n<ul>\n<li><strong>D\u1eebng<\/strong>: B\u1ed9 gi\u1ea3i m\u00e3 DNS kh\u00f4ng \u0111ang t\u00edch c\u1ef1c gi\u1ea3i m\u00e3 t\u00ean mi\u1ec1n.<\/li>\n<li><strong>\u0110ang x\u1eed l\u00fd<\/strong>: B\u1ed9 gi\u1ea3i m\u00e3 DNS \u0111ang x\u1eed l\u00fd y\u00eau c\u1ea7u gi\u1ea3i m\u00e3 t\u00ean mi\u1ec1n.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Gi\u1edbi h\u1ea1n th\u1eddi gian<\/strong>:\n<ul>\n<li>Quy tr\u00ecnh gi\u1ea3i m\u00e3 DNS n\u00ean m\u1ea5t t\u1eeb 0 \u0111\u1ebfn 400 mili gi\u00e2y.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li><strong>D\u00e2y c\u1ee9u sinh cho m\u00e1y ch\u1ee7 web<\/strong>:\n<ul>\n<li><strong>Tr\u1ea1ng th\u00e1i\/\u0110i\u1ec1u ki\u1ec7n<\/strong>:\n<ul>\n<li><strong>\u0110ang ch\u1edd<\/strong>: M\u00e1y ch\u1ee7 web \u0111ang ch\u1edd m\u1ed9t y\u00eau c\u1ea7u \u0111\u1ebfn.<\/li>\n<li><strong>\u0110ang x\u1eed l\u00fd<\/strong>: M\u00e1y ch\u1ee7 web \u0111ang x\u1eed l\u00fd y\u00eau c\u1ea7u \u0111\u1ebfn.<\/li>\n<li><strong>\u0110ang g\u1eedi ph\u1ea3n h\u1ed3i<\/strong>: M\u00e1y ch\u1ee7 web \u0111ang g\u1eedi ph\u1ea3n h\u1ed3i tr\u1edf l\u1ea1i tr\u00ecnh duy\u1ec7t web.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Gi\u1edbi h\u1ea1n th\u1eddi gian<\/strong>:\n<ul>\n<li>M\u00e1y ch\u1ee7 web n\u00ean g\u1eedi ph\u1ea3n h\u1ed3i trong v\u00f2ng 200 \u0111\u1ebfn 800 mili gi\u00e2y k\u1ec3 t\u1eeb khi nh\u1eadn \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3>T\u01b0\u01a1ng t\u00e1c v\u00e0 gi\u1edbi h\u1ea1n th\u1eddi gian<\/h3>\n<ol>\n<li><strong>Ng\u01b0\u1eddi d\u00f9ng web \u0111\u1ebfn tr\u00ecnh duy\u1ec7t web<\/strong>:\n<ul>\n<li>Ng\u01b0\u1eddi d\u00f9ng nh\u1eadp m\u1ed9t URL v\u00e0o tr\u00ecnh duy\u1ec7t web, chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i \u201cD\u1eebng\u201d sang \u201cURL\u201d.<\/li>\n<li>Tr\u00ecnh duy\u1ec7t web gi\u1ea3i m\u00e3 URL, \u0111i\u1ec1u n\u00e0y n\u00ean m\u1ea5t t\u1eeb 0 \u0111\u1ebfn 400 mili gi\u00e2y.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tr\u00ecnh duy\u1ec7t web \u0111\u1ebfn b\u1ed9 gi\u1ea3i m\u00e3 DNS<\/strong>:\n<ul>\n<li>Tr\u00ecnh duy\u1ec7t web g\u1eedi m\u1ed9t tin nh\u1eafn \u0111\u1ed3ng b\u1ed9 \u0111\u1ebfn b\u1ed9 gi\u1ea3i m\u00e3 DNS \u0111\u1ec3 gi\u1ea3i m\u00e3 URL th\u00e0nh \u0111\u1ecba ch\u1ec9 IP.<\/li>\n<li>Tr\u00ecnh gi\u1ea3i m\u00e3 DNS x\u1eed l\u00fd y\u00eau c\u1ea7u, \u0111i\u1ec1u n\u00e0y n\u00ean m\u1ea5t t\u1eeb 0 \u0111\u1ebfn 400 mili gi\u00e2y.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tr\u00ecnh duy\u1ec7t web \u0111\u1ebfn m\u00e1y ch\u1ee7 web<\/strong>:\n<ul>\n<li>Tr\u00ecnh duy\u1ec7t web g\u1eedi m\u1ed9t y\u00eau c\u1ea7u HTTP \u0111\u1ebfn m\u00e1y ch\u1ee7 web, \u0111i\u1ec1u n\u00e0y n\u00ean \u0111\u01b0\u1ee3c g\u1eedi trong v\u00f2ng 50 \u0111\u1ebfn 200 mili gi\u00e2y sau khi gi\u1ea3i quy\u1ebft URL.<\/li>\n<li>M\u00e1y ch\u1ee7 web x\u1eed l\u00fd y\u00eau c\u1ea7u v\u00e0 g\u1eedi ph\u1ea3n h\u1ed3i tr\u1edf l\u1ea1i tr\u00ecnh duy\u1ec7t web.<\/li>\n<li>M\u00e1y ch\u1ee7 web n\u00ean g\u1eedi ph\u1ea3n h\u1ed3i trong v\u00f2ng 200 \u0111\u1ebfn 800 mili gi\u00e2y k\u1ec3 t\u1eeb khi nh\u1eadn \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tr\u00ecnh duy\u1ec7t web \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng web<\/strong>:\n<ul>\n<li>Tr\u00ecnh duy\u1ec7t web hi\u1ec3n th\u1ecb trang web cho ng\u01b0\u1eddi d\u00f9ng, \u0111i\u1ec1u n\u00e0y n\u00ean x\u1ea3y ra trong v\u00f2ng 100 \u0111\u1ebfn 500 mili gi\u00e2y sau khi nh\u1eadn ph\u1ea3n h\u1ed3i HTTP.<\/li>\n<li>Ng\u01b0\u1eddi d\u00f9ng chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i \u201c\u0110ang ch\u1edd\u201d sang tr\u1ea1ng th\u00e1i \u201cXem\u201d trang web.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2>Hi\u1ec3u c\u00e1c s\u01a1 \u0111\u1ed3 th\u1eddi gian UML<\/h2>\n<h3>Hi\u1ec3u c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi<\/h3>\n<ul>\n<li><strong>C\u00e1c thanh ngang<\/strong>: \u0110\u1ea1i di\u1ec7n cho s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a th\u00e0nh ph\u1ea7n theo th\u1eddi gian.<\/li>\n<li><strong>C\u00e1c \u0111o\u1ea1n<\/strong>: Ch\u1ec9 ra c\u00e1c tr\u1ea1ng th\u00e1i ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c nhau theo th\u1eddi gian.<\/li>\n<\/ul>\n<h3>Hi\u1ec3u c\u00e1c r\u00e0ng bu\u1ed9c th\u1eddi gian<\/h3>\n<ul>\n<li><strong>C\u00e1c thanh ngang v\u1edbi c\u00e1c \u0111\u01b0\u1eddng th\u1eb3ng \u0111\u1ee9ng<\/strong>: \u0110\u1ea1i di\u1ec7n cho kho\u1ea3ng th\u1eddi gian m\u00e0 m\u1ed9t \u0111i\u1ec1u ki\u1ec7n ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng.<\/li>\n<li><strong>\u0110i\u1ec3m b\u1eaft \u0111\u1ea7u v\u00e0 \u0111i\u1ec3m k\u1ebft th\u00fac<\/strong>: Ch\u1ec9 ra \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u v\u00e0 \u0111i\u1ec3m k\u1ebft th\u00fac c\u1ee7a kho\u1ea3ng th\u1eddi gian.<\/li>\n<\/ul>\n<h3>Hi\u1ec3u c\u00e1c r\u00e0ng bu\u1ed9c th\u1eddi gian<\/h3>\n<ul>\n<li><strong>C\u00e1c \u0111\u01b0\u1eddng th\u1eb3ng \u0111\u1ee9ng<\/strong>: \u0110\u1ea1i di\u1ec7n cho c\u00e1c \u0111i\u1ec3m c\u1ee5 th\u1ec3 trong th\u1eddi gian m\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng.<\/li>\n<li><strong>Giao nhau v\u1edbi \u0111\u01b0\u1eddng \u0111\u1eddi<\/strong>: Ch\u1ec9 ra th\u1eddi \u0111i\u1ec3m c\u1ee5 th\u1ec3 tr\u00ean \u0111\u01b0\u1eddng \u0111\u1eddi.<\/li>\n<\/ul>\n<h3>Hi\u1ec3u c\u00e1c s\u1ef1 ki\u1ec7n ph\u00e1 h\u1ee7y<\/h3>\n<ul>\n<li><strong>K\u00fd hi\u1ec7u \u201cX\u201d<\/strong>: \u0110\u1ea1i di\u1ec7n cho s\u1ef1 ph\u00e1 h\u1ee7y c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng.<\/li>\n<li><strong>\u0110i\u1ec3m k\u1ebft th\u00fac c\u1ee7a \u0111\u01b0\u1eddng \u0111\u1eddi<\/strong>: S\u1ef1 ki\u1ec7n ph\u00e1 h\u1ee7y \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf cu\u1ed1i \u0111\u01b0\u1eddng \u0111\u1eddi.<\/li>\n<\/ul>\n<h3>Hi\u1ec3u v\u1ec1 k\u00fd hi\u1ec7u<\/h3>\n<ul>\n<li><strong>Nh\u00e3n v\u00e0 ch\u00fa th\u00edch<\/strong>: Cung c\u1ea5p th\u00eam th\u00f4ng tin v\u1ec1 c\u00e1c gi\u1edbi h\u1ea1n th\u1eddi gian v\u00e0 \u0111i\u1ec1u ki\u1ec7n.<\/li>\n<li><strong>Th\u00f4ng tin b\u1ed5 sung<\/strong>: Bao g\u1ed3m b\u1ea5t k\u1ef3 chi ti\u1ebft li\u00ean quan n\u00e0o gi\u00fap hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1c kh\u00eda c\u1ea1nh th\u1eddi gian trong t\u01b0\u01a1ng t\u00e1c.<\/li>\n<\/ul>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>S\u01a1 \u0111\u1ed3 th\u1eddi gian UML l\u00e0 thi\u1ebft y\u1ebfu \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a v\u00e0 ph\u00e2n t\u00edch c\u00e1c kh\u00eda c\u1ea1nh th\u1eddi gian trong t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng. B\u1eb1ng c\u00e1ch hi\u1ec3u c\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh v\u00e0 tu\u00e2n theo c\u00e1c b\u01b0\u1edbc \u0111\u1ec3 t\u1ea1o ra v\u00e0 di\u1ec5n gi\u1ea3i ch\u00fang, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3 s\u01a1 \u0111\u1ed3 th\u1eddi gian \u0111\u1ec3 suy lu\u1eadn v\u1ec1 th\u1eddi gian v\u00e0 m\u00f4 h\u00ecnh h\u00f3a c\u00e1c h\u1ec7 th\u1ed1ng th\u1eddi gian th\u1ef1c.<\/p>\n<h2>T\u00e0i li\u1ec7u tham kh\u1ea3o<\/h2>\n<ol>\n<li><strong>S\u01a1 \u0111\u1ed3 th\u1eddi gian l\u00e0 g\u00ec?<\/strong>\n<ul>\n<li>Visual Paradigm. (n.d.).\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-timing-diagram\/\">S\u01a1 \u0111\u1ed3 th\u1eddi gian l\u00e0 g\u00ec?<\/a>\u00a0<a class=\"mi-ref cursor-pointer align-super text-muted-foreground fade-in hover:underline\" data-state=\"closed\" href=\"https:\/\/www.cybermedian.com\/10698-2\/\" rel=\"noopener\" target=\"_blank\">1<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>12. S\u01a1 \u0111\u1ed3 th\u1eddi gian \u2013 C\u1ed9ng \u0111\u1ed3ng Visual Paradigm<\/strong>\n<ul>\n<li>C\u1ed9ng \u0111\u1ed3ng Visual Paradigm. (2018, ng\u00e0y 11 th\u00e1ng 5).\u00a0<a href=\"https:\/\/circle.visual-paradigm.com\/docs\/uml-and-sysml\/timing-diagram\/\">12. S\u01a1 \u0111\u1ed3 th\u1eddi gian \u2013 C\u1ed9ng \u0111\u1ed3ng Visual Paradigm<\/a>\u00a0<a class=\"mi-ref cursor-pointer align-super text-muted-foreground fade-in hover:underline\" data-state=\"closed\" href=\"https:\/\/www.cybermedian.com\/mastering-entity-relationship-diagrams-a-comprehensive-guide-to-designing-effective-data-models\/\" rel=\"noopener\" target=\"_blank\">2<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 v\u1ebd s\u01a1 \u0111\u1ed3 th\u1eddi gian?<\/strong>\n<ul>\n<li>Visual Paradigm. (n.d.).\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2586\/6715_drawingtimin.html\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 v\u1ebd s\u01a1 \u0111\u1ed3 th\u1eddi gian?<\/a>\u00a0<a class=\"mi-ref cursor-pointer align-super text-muted-foreground fade-in hover:underline\" data-state=\"closed\" href=\"https:\/\/www.cybermedian.com\/understanding-entity-relationship-diagrams-erds-key-concepts-and-types\/\" rel=\"noopener\" target=\"_blank\">3<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>C\u00e1c gi\u1edbi h\u1ea1n th\u1eddi gian \u2013 S\u01a1 \u0111\u1ed3 th\u1eddi gian \u2013 UML \u2013 Th\u1ea3o lu\u1eadn v\u1ec1 Visual Paradigm<\/strong>\n<ul>\n<li>Di\u1ec5n \u0111\u00e0n Visual Paradigm. (2019, ng\u00e0y 19 th\u00e1ng 7).\u00a0<a href=\"https:\/\/forums.visual-paradigm.com\/t\/time-constraints-timing-diagram\/15412\">C\u00e1c gi\u1edbi h\u1ea1n th\u1eddi gian \u2013 S\u01a1 \u0111\u1ed3 th\u1eddi gian \u2013 UML \u2013 Th\u1ea3o lu\u1eadn v\u1ec1 Visual Paradigm<\/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>S\u01a1 \u0111\u1ed3 Th\u1eddi gian, V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 UML: D\u00f2ng th\u1eddi gian Tr\u1ea1ng th\u00e1i \/ \u0110i\u1ec1u ki\u1ec7n \u2013 C\u1ed9ng \u0111\u1ed3ng Visual Paradigm<\/strong>\n<ul>\n<li>C\u1ed9ng \u0111\u1ed3ng Visual Paradigm. (2018, ng\u00e0y 24 th\u00e1ng 9).\u00a0<a href=\"https:\/\/circle.visual-paradigm.com\/timing-diagram-example-state-condition-timeline\/\">S\u01a1 \u0111\u1ed3 Th\u1eddi gian, V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 UML: D\u00f2ng th\u1eddi gian Tr\u1ea1ng th\u00e1i \/ \u0110i\u1ec1u ki\u1ec7n \u2013 C\u1ed9ng \u0111\u1ed3ng Visual Paradigm<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>H\u01b0\u1edbng d\u1eabn Th\u1ef1c t\u1ebf v\u1ec1 UML \u2013 T\u1ea5t c\u1ea3 nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 m\u00f4 h\u00ecnh h\u00f3a UML<\/strong>\n<ul>\n<li>Visual Paradigm. (n.d.).\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/uml-practical-guide\/\">H\u01b0\u1edbng d\u1eabn Th\u1ef1c t\u1ebf v\u1ec1 UML \u2013 T\u1ea5t c\u1ea3 nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 m\u00f4 h\u00ecnh h\u00f3a UML<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>S\u01a1 \u0111\u1ed3 Th\u1eddi gian \u2013 S\u01a1 \u0111\u1ed3 UML 2 \u2013 C\u00f4ng c\u1ee5 M\u00f4 h\u00ecnh h\u00f3a UML<\/strong>\n<ul>\n<li>Visual Paradigm. (n.d.).\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/TimingDiagram.html\">S\u01a1 \u0111\u1ed3 Th\u1eddi gian \u2013 S\u01a1 \u0111\u1ed3 UML 2 \u2013 C\u00f4ng c\u1ee5 M\u00f4 h\u00ecnh h\u00f3a UML<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>S\u01a1 \u0111\u1ed3 Th\u1eddi gian \u2013 C\u1ed9ng \u0111\u1ed3ng Visual Paradigm<\/strong>\n<ul>\n<li>C\u1ed9ng \u0111\u1ed3ng Visual Paradigm. (n.d.).\u00a0<a href=\"https:\/\/circle.visual-paradigm.com\/category\/uml-diagrams\/timing-diagram\/\">S\u01a1 \u0111\u1ed3 Th\u1eddi gian \u2013 C\u1ed9ng \u0111\u1ed3ng Visual Paradigm<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Gi\u1edbi thi\u1ec7u v\u1ec1 s\u01a1 \u0111\u1ed3 th\u1eddi gian UML S\u01a1 \u0111\u1ed3 th\u1eddi gian UML (Ng\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a th\u1ed1ng nh\u1ea5t)<\/p>\n","protected":false},"author":3479,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[127],"tags":[],"class_list":["post-10659","post","type-post","status-publish","format-standard","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>H\u01b0\u1edbng d\u1eabn v\u1ec1 s\u01a1 \u0111\u1ed3 th\u1eddi gian UML - 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