{"id":148,"date":"2022-01-25T09:49:44","date_gmt":"2022-01-25T09:49:44","guid":{"rendered":"https:\/\/www.cybermedian.com\/vn\/?p=148"},"modified":"2025-02-20T09:49:38","modified_gmt":"2025-02-20T01:49:38","slug":"uml-what-is-package-diagram-how-to-use-it","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/vn\/uml-what-is-package-diagram-how-to-use-it\/","title":{"rendered":"UML: Bi\u1ec3u \u0111\u1ed3 g\u00f3i l\u00e0 g\u00ec? C\u00e1ch s\u1eed d\u1ee5ng n\u00f3?"},"content":{"rendered":"<section class=\"section section--body section--first\">\n<div class=\"section-content\">\n<div class=\"section-inner sectionLayout--insetColumn\">\n<p class=\"graf graf--p graf-after--h3\" id=\"3ecd\">M\u1ed9t g\u00f3i l\u00e0 m\u1ed9t nh\u00f3m c\u00e1c ph\u1ea7n t\u1eed m\u00f4 h\u00ecnh, c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t g\u00f3i c\u00f3 th\u1ec3 ch\u1ee9a c\u00e1c ph\u1ea7n t\u1eed m\u00f4 h\u00ecnh thu\u1ed9c nhi\u1ec1u lo\u1ea1i kh\u00e1c nhau, bao g\u1ed3m c\u1ea3 c\u00e1c g\u00f3i kh\u00e1c \u0111\u1ec3 t\u1ea1o ra c\u00e1c c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p. M\u1ed9t g\u00f3i \u0111\u1ecbnh ngh\u0129a m\u1ed9t kh\u00f4ng gian t\u00ean cho n\u1ed9i dung c\u1ee7a n\u00f3 \u0111\u1ec3 s\u1eed d\u1ee5ng cho nhi\u1ec1u m\u1ee5c \u0111\u00edch kh\u00e1c nhau.<\/p>\n<h3 class=\"graf graf--h3 graf-after--p\" id=\"f3e2\">Bi\u1ec3u \u0111\u1ed3 g\u00f3i trong c\u00e1i nh\u00ecn t\u1ed5ng quan<\/h3>\n<p class=\"graf graf--p graf-after--h3\" id=\"0cf5\">Bi\u1ec3u \u0111\u1ed3 g\u00f3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a c\u00e1c bi\u1ec3u \u0111\u1ed3 l\u1edbp ph\u1ee9c t\u1ea1p, b\u1ea1n c\u00f3 th\u1ec3 nh\u00f3m c\u00e1c l\u1edbp th\u00e0nh c\u00e1c g\u00f3i. M\u1ed9t g\u00f3i l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c ph\u1ea7n t\u1eed UML c\u00f3 li\u00ean quan logic v\u1edbi nhau.<\/p>\n<p class=\"graf graf--p graf-after--p\" id=\"8a3c\">Bi\u1ec3u \u0111\u1ed3 d\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t m\u00f4 h\u00ecnh kinh doanh trong \u0111\u00f3 c\u00e1c l\u1edbp \u0111\u01b0\u1ee3c nh\u00f3m th\u00e0nh c\u00e1c g\u00f3i:<\/p>\n<ul class=\"postList\">\n<li class=\"graf graf--li graf-after--p\" id=\"fa2a\">C\u00e1c g\u00f3i xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng h\u00ecnh ch\u1eef nh\u1eadt v\u1edbi c\u00e1c tab nh\u1ecf \u1edf ph\u00eda tr\u00ean.<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"a7e7\">T\u00ean g\u00f3i n\u1eb1m tr\u00ean tab ho\u1eb7c b\u00ean trong h\u00ecnh ch\u1eef nh\u1eadt.<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"f345\">C\u00e1c m\u0169i t\u00ean ch\u1ea5m l\u00e0 c\u00e1c ph\u1ee5 thu\u1ed9c.<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"fac9\">M\u1ed9t g\u00f3i ph\u1ee5 thu\u1ed9c v\u00e0o g\u00f3i kh\u00e1c n\u1ebfu c\u00e1c thay \u0111\u1ed5i \u1edf g\u00f3i kh\u00e1c c\u00f3 th\u1ec3 bu\u1ed9c ph\u1ea3i thay \u0111\u1ed5i \u1edf g\u00f3i \u0111\u1ea7u ti\u00ean.<\/li>\n<\/ul>\n<figure class=\"graf graf--figure graf-after--li\" id=\"6e5f\"><img class=\"graf-image\" data-height=\"437\" data-image-id=\"0*HE3QIAnX34WRHibs.png\" data-is-featured=\"true\" data-width=\"585\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/0HE3QIAnX34WRHibs.png\"\/><\/figure>\n<h3 class=\"graf graf--h3 graf-after--figure\" id=\"27d3\">C\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 bi\u1ec3u \u0111\u1ed3 g\u00f3i<\/h3>\n<p class=\"graf graf--p graf-after--h3\" id=\"637b\">Bi\u1ec3u \u0111\u1ed3 g\u00f3i tu\u00e2n theo c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p c\u1ee7a c\u00e1c g\u00f3i l\u1ed3ng nhau. M\u00f4-\u0111un nguy\u00ean t\u1eed cho g\u00f3i l\u1ed3ng nhau th\u01b0\u1eddng l\u00e0 c\u00e1c bi\u1ec3u \u0111\u1ed3 l\u1edbp. C\u00f3 m\u1ed9t s\u1ed1 r\u00e0ng bu\u1ed9c khi s\u1eed d\u1ee5ng bi\u1ec3u \u0111\u1ed3 g\u00f3i, ch\u00fang nh\u01b0 sau.<\/p>\n<ul class=\"postList\">\n<li class=\"graf graf--li graf-after--p\" id=\"72a6\">T\u00ean g\u00f3i kh\u00f4ng n\u00ean gi\u1ed1ng nhau trong m\u1ed9t h\u1ec7 th\u1ed1ng, tuy nhi\u00ean c\u00e1c l\u1edbp b\u00ean trong c\u00e1c g\u00f3i kh\u00e1c nhau c\u00f3 th\u1ec3 c\u00f3 c\u00f9ng m\u1ed9t t\u00ean.<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"3593\">C\u00e1c g\u00f3i c\u00f3 th\u1ec3 bao g\u1ed3m to\u00e0n b\u1ed9 bi\u1ec3u \u0111\u1ed3, t\u00ean c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n ri\u00eang l\u1ebb ho\u1eb7c kh\u00f4ng c\u00f3 th\u00e0nh ph\u1ea7n n\u00e0o c\u1ea3.<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"9e14\">T\u00ean \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a m\u1ed9t g\u00f3i c\u00f3 c\u00fa ph\u00e1p nh\u01b0 sau.<\/li>\n<\/ul>\n<figure class=\"graf graf--figure graf-after--li\" id=\"3868\"><img class=\"graf-image\" data-height=\"81\" data-image-id=\"0*DqPqu3AojIy8d6Oz.png\" data-width=\"421\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/0DqPqu3AojIy8d6Oz.png\"\/><\/figure>\n<p class=\"graf graf--p graf-after--figure\" id=\"3909\">C\u00e1c g\u00f3i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng c\u00e1c k\u00fd hi\u1ec7u v\u1edbi m\u1ed9t s\u1ed1 v\u00ed d\u1ee5 \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<figure class=\"graf graf--figure graf-after--p\" id=\"85fd\"><img class=\"graf-image\" data-height=\"244\" data-image-id=\"0*TEInJOe5ye_p8xJS.png\" data-width=\"624\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/0TEInJOe5ye_p8xJS.png\"\/><\/figure>\n<h3 class=\"graf graf--h3 graf-after--figure\" id=\"0cb6\">Bi\u1ec3u \u0111\u1ed3 g\u00f3i\u200a\u2014\u200aK\u00fd hi\u1ec7u ph\u1ee5 thu\u1ed9c<\/h3>\n<p class=\"graf graf--p graf-after--h3\" id=\"7723\">C\u00f3 hai lo\u1ea1i ph\u1ee5 thu\u1ed9c li\u00ean quan \u0111\u1ebfn ph\u1ee5 thu\u1ed9c. Ch\u00fang l\u00e0 &lt;&lt;nh\u1eadp kh\u1ea9u&gt;&gt; &amp; &lt;&lt;truy c\u1eadp&gt;&gt;. M\u1eb7c d\u00f9 c\u00f3 hai ki\u1ec3u m\u1eabu, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ki\u1ec3u m\u1eabu c\u1ee7a ri\u00eang h\u1ecd \u0111\u1ec3 \u0111\u1ea1i di\u1ec7n cho lo\u1ea1i ph\u1ee5 thu\u1ed9c gi\u1eefa hai g\u00f3i.<\/p>\n<figure class=\"graf graf--figure graf-after--p\" id=\"5fbb\"><img class=\"graf-image\" data-height=\"719\" data-image-id=\"1*pZS09acvr53kOyQZnIh_IQ.png\" data-width=\"842\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/1pZS09acvr53kOyQZnIh_IQ.png\"\/><\/figure>\n<h4 class=\"graf graf--h4 graf-after--figure\" id=\"c0a3\">C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh c\u1ee7a bi\u1ec3u \u0111\u1ed3 g\u00f3i<\/h4>\n<p class=\"graf graf--p graf-after--h4\" id=\"b94a\">C\u00e1c g\u00f3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ed5 ch\u1ee9c m\u1ed9t t\u1eadp h\u1ee3p l\u1edbn c\u00e1c ph\u1ea7n t\u1eed m\u00f4 h\u00ecnh:<\/p>\n<ul class=\"postList\">\n<li class=\"graf graf--li graf-after--p\" id=\"6bcf\">T\u00ednh kh\u1ea3 thi<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"f538\">Nh\u1eadp kh\u1ea9u<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"18dc\">Truy c\u1eadp<\/li>\n<\/ul>\n<figure class=\"graf graf--figure graf-after--li\" id=\"d99e\"><img class=\"graf-image\" data-height=\"674\" data-image-id=\"1*uikMecIO4em5kJNQn4UAEA.png\" data-width=\"1091\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/1uikMecIO4em5kJNQn4UAEA.png\"\/><\/figure>\n<h4 class=\"graf graf--h4 graf-after--figure\" id=\"5205\">Khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng c\u00e1c g\u00f3i?<\/h4>\n<p class=\"graf graf--p graf-after--h4\" id=\"af3f\">\u0110\u1ec3 t\u1ea1o m\u1ed9t c\u00e1i nh\u00ecn t\u1ed5ng quan v\u1ec1 m\u1ed9t t\u1eadp h\u1ee3p l\u1edbn c\u00e1c ph\u1ea7n t\u1eed m\u00f4 h\u00ecnh<\/p>\n<ul class=\"postList\">\n<li class=\"graf graf--li graf-after--p\" id=\"d175\">\u0110\u1ec3 t\u1ed5 ch\u1ee9c m\u1ed9t m\u00f4 h\u00ecnh l\u1edbn<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"6678\">\u0110\u1ec3 nh\u00f3m c\u00e1c ph\u1ea7n t\u1eed li\u00ean quan<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"5531\">\u0110\u1ec3 t\u00e1ch bi\u1ec7t c\u00e1c kh\u00f4ng gian t\u00ean<\/li>\n<\/ul>\n<h4 class=\"graf graf--h4 graf-after--li\" id=\"e134\">T\u00ednh kh\u1ea3 thi c\u1ee7a c\u00e1c g\u00f3i<\/h4>\n<p class=\"graf graf--p graf-after--h4\" id=\"63b2\">M\u1ed7i ph\u1ea7n t\u1eed ch\u1ee9a c\u00f3 m\u1ed9t t\u00ednh kh\u1ea3 thi t\u01b0\u01a1ng \u0111\u1ed1i v\u1edbi g\u00f3i ch\u1ee9a n\u00f3.<\/p>\n<ul class=\"postList\">\n<li class=\"graf graf--li graf-after--p\" id=\"aefe\">M\u1ed9t ph\u1ea7n t\u1eed c\u00f4ng khai c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y t\u1eeb c\u00e1c ph\u1ea7n t\u1eed b\u00ean ngo\u00e0i g\u00f3i, \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u b\u1eb1ng \u2018+\u2019<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"4a01\">M\u1ed9t ph\u1ea7n t\u1eed \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 ch\u1ec9 c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y t\u1eeb c\u00e1c ph\u1ea7n t\u1eed trong c\u00e1c g\u00f3i k\u1ebf th\u1eeba, \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u b\u1eb1ng \u2018#\u2019<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"7238\">M\u1ed9t ph\u1ea7n t\u1eed ri\u00eang t\u01b0 ho\u00e0n to\u00e0n kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y t\u1eeb c\u00e1c ph\u1ea7n t\u1eed b\u00ean ngo\u00e0i g\u00f3i, \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u b\u1eb1ng \u2018-\u2019<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"2ea4\">C\u00fa ph\u00e1p gi\u1ed1ng nhau cho t\u00ednh kh\u1ea3 thi c\u1ee7a c\u00e1c thu\u1ed9c t\u00ednh v\u00e0 thao t\u00e1c trong c\u00e1c l\u1edbp<\/li>\n<\/ul>\n<h4 class=\"graf graf--h4 graf-after--li\" id=\"dba2\">M\u1ed1i quan h\u1ec7 nh\u1eadp kh\u1ea9u gi\u1eefa c\u00e1c g\u00f3i<\/h4>\n<p class=\"graf graf--p graf-after--h4\" id=\"c6c5\">C\u00e1c m\u1ed1i quan h\u1ec7 thu\u1ed9c v\u1ec1 g\u00f3i X:<\/p>\n<figure class=\"graf graf--figure graf-after--p\" id=\"7555\"><img class=\"graf-image\" data-height=\"664\" data-image-id=\"1*LWN-Bb3t1hODDcSCs4jOug.png\" data-width=\"1173\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/1LWN-Bb3t1hODDcSCs4jOug.png\"\/><\/figure>\n<h4 class=\"graf graf--h4 graf-after--figure\" id=\"bef2\">Nh\u1eadp kh\u1ea9u v\u00e0 Truy c\u1eadp<\/h4>\n<figure class=\"graf graf--figure graf-after--h4\" id=\"f45a\"><img class=\"graf-image\" data-height=\"722\" data-image-id=\"1*d1MvHDtmxIEH4LYfBiHA8g.png\" data-width=\"1320\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/1d1MvHDtmxIEH4LYfBiHA8g.png\"\/><\/figure>\n<h4 class=\"graf graf--h4 graf-after--figure\" id=\"0554\">K\u1ebf th\u1eeba<\/h4>\n<p class=\"graf graf--p graf-after--h4\" id=\"2832\">M\u1ed9t g\u00f3i v\u1edbi m\u1ed9t s\u1ef1 t\u1ed5ng qu\u00e1t \u0111\u1ebfn m\u1ed9t g\u00f3i kh\u00e1c k\u1ebf th\u1eeba c\u00e1c ph\u1ea7n t\u1eed c\u00f4ng khai v\u00e0 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 m\u00e0 \u0111\u01b0\u1ee3c s\u1edf h\u1eefu ho\u1eb7c nh\u1eadp kh\u1ea9u b\u1edfi g\u00f3i \u0111\u01b0\u1ee3c k\u1ebf th\u1eeba. C\u00e1c g\u00f3i \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb trong c\u00e1c bi\u1ec3u \u0111\u1ed3 t\u0129nh theo hai c\u00e1ch t\u01b0\u01a1ng \u0111\u01b0\u01a1ng \u0111\u1ec3 th\u1ec3 hi\u1ec7n s\u1ef1 ch\u1ee9a \u0111\u1ef1ng:<\/p>\n<figure class=\"graf graf--figure graf-after--p\" id=\"5ee5\"><img class=\"graf-image\" data-height=\"490\" data-image-id=\"1*qLXzyxdOd6utzZttHKnLVw.png\" data-width=\"1222\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/1qLXzyxdOd6utzZttHKnLVw.png\"\/><\/figure>\n<h4 class=\"graf graf--h4 graf-after--figure\" id=\"73a7\">C\u00e1c h\u1ec7 th\u1ed1ng con<\/h4>\n<p class=\"graf graf--p graf-after--h4\" id=\"e3f4\">C\u00e1c h\u1ec7 th\u1ed1ng con \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n r\u00e3 h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1ea1i di\u1ec7n b\u1edfi c\u00e1c ph\u1ea7n c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng: (\u0110\u1eb7c t\u1ea3 \/ Th\u1ef1c hi\u1ec7n)<\/p>\n<figure class=\"graf graf--figure graf-after--p\" id=\"86fc\"><img class=\"graf-image\" data-height=\"631\" data-image-id=\"1*-dsjiXvhucFOE8lbOeYlzg.png\" data-width=\"1223\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/1-dsjiXvhucFOE8lbOeYlzg.png\"\/><\/figure>\n<h4 class=\"graf graf--h4 graf-after--figure\" id=\"f024\">C\u00e1c kh\u00eda c\u1ea1nh n\u1ed9i b\u1ed9 v\u00e0 b\u00ean ngo\u00e0i c\u1ee7a h\u1ec7 th\u1ed1ng con<\/h4>\n<p class=\"graf graf--p graf-after--h4\" id=\"d50e\">M\u1ed9t h\u1ec7 th\u1ed1ng con c\u00f3 m\u1ed9t \u0111\u1eb7c t\u1ea3 v\u00e0 m\u1ed9t th\u1ef1c hi\u1ec7n \u0111\u1ec3 \u0111\u1ea1i di\u1ec7n cho hai g\u00f3c nh\u00ecn:<\/p>\n<ul class=\"postList\">\n<li class=\"graf graf--li graf-after--p\" id=\"c1b3\">M\u1ed9t g\u00f3c nh\u00ecn b\u00ean ngo\u00e0i, cho th\u1ea5y c\u00e1c d\u1ecbch v\u1ee5 \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi h\u1ec7 th\u1ed1ng con<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"259c\">M\u1ed9t g\u00f3c nh\u00ecn n\u1ed9i b\u1ed9, cho th\u1ea5y s\u1ef1 th\u1ef1c hi\u1ec7n c\u1ee7a h\u1ec7 th\u1ed1ng con<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"9a4d\">C\u00f3 m\u1ed9t \u00e1nh x\u1ea1 gi\u1eefa hai kh\u00eda c\u1ea1nh<\/li>\n<\/ul>\n<figure class=\"graf graf--figure graf-after--li\" id=\"f726\"><img class=\"graf-image\" data-height=\"711\" data-image-id=\"1*flJATOs5HgOeF4Mi3SX_Jw.png\" data-width=\"1211\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/1flJATOs5HgOeF4Mi3SX_Jw.png\"\/><\/figure>\n<h4 class=\"graf graf--h4 graf-after--figure\" id=\"7e8d\">M\u1eb9o m\u00f4 h\u00ecnh h\u00f3a h\u1ec7 th\u1ed1ng con<\/h4>\n<ul class=\"postList\">\n<li class=\"graf graf--li graf-after--h4\" id=\"9878\">\u0110\u1ecbnh ngh\u0129a m\u1ed9t h\u1ec7 th\u1ed1ng con cho m\u1ed7i ph\u1ea7n ri\u00eang bi\u1ec7t c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng l\u1edbn<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"57bb\">Ch\u1ecdn k\u1ef9 thu\u1eadt \u0111\u1eb7c t\u1ea3 t\u00f9y thu\u1ed9c v\u00e0o c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 lo\u1ea1i h\u1ec7 th\u1ed1ng v\u00e0 lo\u1ea1i h\u1ec7 th\u1ed1ng con<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"0259\">Th\u1ef1c hi\u1ec7n m\u1ed7i h\u1ec7 th\u1ed1ng con m\u1ed9t c\u00e1ch \u0111\u1ed9c l\u1eadp, s\u1eed d\u1ee5ng \u0111\u1eb7c t\u1ea3 nh\u01b0 m\u1ed9t \u0111\u1eb7c t\u1ea3 y\u00eau c\u1ea7u<\/li>\n<\/ul>\n<h3 class=\"graf graf--h3 graf-after--li\" id=\"10b8\">M\u00f4 h\u00ecnh h\u00f3a nh\u00f3m ph\u1ee9c t\u1ea1p<\/h3>\n<p class=\"graf graf--p graf-after--h3\" id=\"356b\">S\u01a1 \u0111\u1ed3 g\u00f3i th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00f4 t\u1ea3 c\u00e1c m\u1ed1i quan h\u1ec7 ph\u00e2n c\u1ea5p (nh\u00f3m) gi\u1eefa c\u00e1c g\u00f3i v\u00e0 c\u00e1c g\u00f3i ho\u1eb7c \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1c. M\u1ed9t g\u00f3i \u0111\u1ea1i di\u1ec7n cho m\u1ed9t kh\u00f4ng gian t\u00ean.<\/p>\n<p class=\"graf graf--p graf-after--p\" id=\"b595\">V\u00ed d\u1ee5 v\u1ec1 S\u01a1 \u0111\u1ed3 G\u00f3i\u200a\u2014\u200aC\u1ea5u tr\u00fac L\u1edbp<\/p>\n<figure class=\"graf graf--figure graf-after--p graf--trailing\" id=\"6a66\"><img class=\"graf-image\" data-height=\"689\" data-image-id=\"0*pAYnIWrvALASld9E.png\" data-width=\"834\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/0pAYnIWrvALASld9E.png\"\/><\/figure>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"section section--body section--last\">\n<div class=\"section-divider\">\n<hr class=\"section-divider\"\/>\n<\/div>\n<div class=\"section-content\">\n<div class=\"section-inner sectionLayout--insetColumn\">\n<h4 class=\"graf graf--h4 graf--leading\" id=\"8873\">H\u00e3y th\u1eed s\u1ee9c m\u00ecnh v\u00e0 vui v\u1ebb v\u1edbi <a class=\"markup--anchor markup--h4-anchor\" data-href=\"http:\/\/online.visual-paradigm.com\" href=\"http:\/\/online.visual-paradigm.com\" rel=\"noopener\" target=\"_blank\">Visual Paradigm Tr\u1ef1c tuy\u1ebfn<\/a><\/h4>\n<p class=\"graf graf--p graf-after--h4\" id=\"a00a\">Visual Paradigm tr\u1ef1c tuy\u1ebfn (<a class=\"markup--anchor markup--p-anchor\" data-href=\"https:\/\/online.visual-paradigm.com\/solutions\/free-online-uml-tool\/\" href=\"https:\/\/online.visual-paradigm.com\/solutions\/free-online-uml-tool\/\" rel=\"noopener\" target=\"_blank\">Phi\u00ean b\u1ea3n Express MI\u1ec4N PH\u00cd<\/a>)<\/p>\n<ul class=\"postList\">\n<li class=\"graf graf--li graf-after--p\" id=\"d389\">C\u00e1c v\u00ed d\u1ee5 v\u00e0 m\u1eabu S\u01a1 \u0111\u1ed3 G\u00f3i mi\u1ec5n ph\u00ed c\u00f3 th\u1ec3 ch\u1ec9nh s\u1eeda trong ph\u1ea7n m\u1ec1m S\u01a1 \u0111\u1ed3 G\u00f3i tr\u1ef1c tuy\u1ebfn: Visual Paradigm Tr\u1ef1c tuy\u1ebfn.<\/li>\n<li class=\"graf graf--li graf-after--li\" id=\"0f65\">S\u1eed d\u1ee5ng c\u00e1c m\u1eabu l\u00e0m \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u \u0111\u1ec3 t\u1ea1o S\u01a1 \u0111\u1ed3 G\u00f3i c\u1ee7a ri\u00eang b\u1ea1n.<\/li>\n<\/ul>\n<figure class=\"graf graf--figure graf--iframe graf-after--li\" id=\"5b0d\"><\/figure>\n<p class=\"graf graf--p graf-after--figure\" id=\"653f\"><a class=\"markup--anchor markup--p-anchor\" data-href=\"https:\/\/online.visual-paradigm.com\/diagram-examples\/package-diagram\/layerd-application\/\" href=\"https:\/\/online.visual-paradigm.com\/diagram-examples\/package-diagram\/layerd-application\/\" rel=\"noopener\" target=\"_blank\">\u1ee8ng d\u1ee5ng L\u1edbp<\/a><\/p>\n<figure class=\"graf graf--figure graf-after--p\" id=\"9bb1\"><img class=\"graf-image\" data-height=\"804\" data-image-id=\"0*UpqVi4T_Xv4dxUS6.png\" data-width=\"939\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/0UpqVi4T_Xv4dxUS6.png\"\/><\/figure>\n<p class=\"graf graf--p graf-after--figure\" id=\"ad57\"><a class=\"markup--anchor markup--p-anchor\" data-href=\"https:\/\/online.visual-paradigm.com\/diagram-examples\/package-diagram\/mvc-structure\/\" href=\"https:\/\/online.visual-paradigm.com\/diagram-examples\/package-diagram\/mvc-structure\/\" rel=\"noopener\" target=\"_blank\">C\u1ea5u tr\u00fac MVC<\/a><\/p>\n<figure class=\"graf graf--figure graf-after--p\" id=\"12af\"><img class=\"graf-image\" data-height=\"547\" data-image-id=\"0*fzAf4zB9fFbpJNK1.png\" data-width=\"493\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/0fzAf4zB9fFbpJNK1.png\"\/><\/figure>\n<p class=\"graf graf--p graf-after--figure\" id=\"8124\"><a class=\"markup--anchor markup--p-anchor\" data-href=\"https:\/\/online.visual-paradigm.com\/diagram-examples\/package-diagram\/stocks-trading-system\/\" href=\"https:\/\/online.visual-paradigm.com\/diagram-examples\/package-diagram\/stocks-trading-system\/\" rel=\"noopener\" target=\"_blank\">H\u1ec7 th\u1ed1ng Giao d\u1ecbch Ch\u1ee9ng kho\u00e1n<\/a><\/p>\n<figure class=\"graf graf--figure graf-after--p\" id=\"6107\"><img class=\"graf-image\" data-height=\"477\" data-image-id=\"0*W_5dSNZ3GP69L7We.png\" data-width=\"509\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/0W_5dSNZ3GP69L7We.png\"\/><\/figure>\n<p class=\"graf graf--p graf-after--figure\" id=\"e8f3\"><a class=\"markup--anchor markup--p-anchor\" data-href=\"https:\/\/online.visual-paradigm.com\/diagram-examples\/package-diagram\/ticket-selling-system\/\" href=\"https:\/\/online.visual-paradigm.com\/diagram-examples\/package-diagram\/ticket-selling-system\/\" rel=\"noopener\" target=\"_blank\">H\u1ec7 th\u1ed1ng B\u00e1n v\u00e9<\/a><\/p>\n<figure class=\"graf graf--figure graf-after--p graf--trailing\" id=\"7073\"><img class=\"graf-image\" data-height=\"610\" data-image-id=\"0*iUMuJBGyi-vkSEp7.png\" data-width=\"698\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2022\/02\/0iUMuJBGyi-vkSEp7.png\"\/><\/figure>\n<\/div>\n<\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>A package is a grouping of model elements which means that a package can contain model elements of different kinds, including other packages to create hierarchies. A package defines a namespace for its contents using for various purposes.<\/p>\n","protected":false},"author":1,"featured_media":3356,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","footnotes":""},"categories":[3],"tags":[52,63,62,53],"class_list":["post-148","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-language","tag-cn-done","tag-es-done","tag-ja-done","tag-tw-done"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>UML: Bi\u1ec3u \u0111\u1ed3 g\u00f3i l\u00e0 g\u00ec? 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