{"id":9356,"date":"2025-12-03T15:01:27","date_gmt":"2025-12-03T07:01:27","guid":{"rendered":"https:\/\/www.cybermedian.com\/tw\/uml-activity-diagram-modeling-sequential-and-concurrent-system-flow\/"},"modified":"2026-04-14T10:57:31","modified_gmt":"2026-04-14T10:57:31","slug":"uml-activity-diagram-modeling-sequential-and-concurrent-system-flow","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/tw\/uml-activity-diagram-modeling-sequential-and-concurrent-system-flow\/","title":{"rendered":"UML\u6d3b\u52d5\u5716\uff1a\u5efa\u6a21\u9806\u5e8f\u8207\u4e26\u884c\u7cfb\u7d71\u6d41\u7a0b"},"content":{"rendered":"<p>\u8a72<a href=\"https:\/\/chat.visual-paradigm.com\/diagram\/uml-activity-diagram\/\">UML\u6d3b\u52d5\u5716<\/a>\u672c\u8cea\u4e0a\u662f\u4e00\u7a2e\u6d41\u7a0b\u5716\uff0c\u7528\u65bc\u6a21\u64ec\u6d41\u7a0b\u4e2d\u7684\u9806\u5e8f\u8207\u4e26\u884c\u6b65\u9a5f\u6216\u6d3b\u52d5\u3002\u5b83\u7528\u65bc\u63cf\u8ff0\u7cfb\u7d71\u7684\u52d5\u614b\u7279\u6027\uff0c\u8457\u91cd\u65bc\u5f9e\u4e00\u500b\u6d3b\u52d5\u5230\u4e0b\u4e00\u500b\u6d3b\u52d5\u7684\u63a7\u5236\u6d41\u3002<\/p>\n<p>\u6b64\u5716\u8868\u5c0d\u65bc\u6a21\u64ec\u696d\u52d9\u6d41\u7a0b\u3001\u5b9a\u7fa9\u4e0d\u540c\u7d44\u4ef6\u4e4b\u9593\u7684\u5de5\u4f5c\u6d41\u7a0b\uff0c\u4ee5\u53ca\u8a18\u9304\u7cfb\u7d71\u6216\u65b9\u6cd5\u7684\u5167\u90e8\u908f\u8f2f\u6975\u70ba\u91cd\u8981\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/0906ba8d-8066-4ef9-9059-d353c21f6c2c\/activity-diagram-design\/uml-activity-diagram-example-article-submission.png\"\/><\/p>\n<h2>\u6d3b\u52d5\u6d41\u7a0b\u7684\u6838\u5fc3\u5143\u7d20<\/h2>\n<p>\u6d3b\u52d5\u5716\u7531\u7bc0\u9ede\uff08\u4ee3\u8868\u6b65\u9a5f\uff09\u548c\u908a\uff08\u4ee3\u8868\u63a7\u5236\u6d41\uff09\u69cb\u6210\u3002<\/p>\n<h3>A. \u6d3b\u52d5\u8207\u52d5\u4f5c\u7bc0\u9ede<\/h3>\n<p>\u5b83\u5011\u4ee3\u8868\u6d41\u7a0b\u4e2d\u57f7\u884c\u7684\u55ae\u4e00\u6b65\u9a5f\u6216\u4efb\u52d9\u3002<\/p>\n<p><img alt=\"\" class=\"alignnone size-full wp-image-14474\" decoding=\"async\" height=\"289\" loading=\"lazy\" sizes=\"auto, (max-width: 432px) 100vw, 432px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/activity-diagram-Activity-and-Action-Nodes.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/activity-diagram-Activity-and-Action-Nodes.png 432w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/activity-diagram-Activity-and-Action-Nodes-300x201.png 300w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/activity-diagram-Activity-and-Action-Nodes-120x80.png 120w\" width=\"432\"\/><\/p>\n<ul>\n<li><strong>\u7b26\u865f\uff1a<\/strong> \u4e00\u500b\u5713\u89d2\u77e9\u5f62\u3002<\/li>\n<li><strong>\u52d5\u4f5c\u7bc0\u9ede\uff1a<\/strong> \u4ee3\u8868\u4e00\u500b\u539f\u5b50\u4e14\u4e0d\u53ef\u4e2d\u65b7\u7684\u6b65\u9a5f\uff08\u4f8b\u5982\uff0c<em>\u6aa2\u67e5\u5eab\u5b58<\/em>).<\/li>\n<li><strong>\u6d3b\u52d5\u7bc0\u9ede\uff1a<\/strong> \u4ee3\u8868\u4e00\u500b\u9ad8\u968e\u76ee\u6a19\uff0c\u53ef\u9032\u4e00\u6b65\u5206\u89e3\u70ba\u5b50\u6d3b\u52d5\uff08\u4f8b\u5982\uff0c<em>\u5c65\u884c\u8a02\u55ae<\/em>).<\/li>\n<li><strong>\u76ee\u7684\uff1a<\/strong> \u7528\u65bc\u5b9a\u7fa9\u9700\u8981\u57f7\u884c\u7684\u5de5\u4f5c\u3002<\/li>\n<\/ul>\n<h3>B. \u63a7\u5236\u6d41\uff08\u908a\uff09<\/h3>\n<p>\u63a7\u5236\u6d41\u662f\u9023\u63a5\u5169\u500b\u7bc0\u9ede\u7684\u7bad\u982d\uff0c\u986f\u793a\u5f9e\u4e00\u500b\u52d5\u4f5c\u5230\u4e0b\u4e00\u500b\u52d5\u4f5c\u7684\u8f49\u79fb\u3002<\/p>\n<p><img alt=\"\" class=\"alignnone size-full wp-image-14475\" decoding=\"async\" height=\"233\" loading=\"lazy\" sizes=\"auto, (max-width: 432px) 100vw, 432px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/activity-diagram-Control-Flow-Edgesv2.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/activity-diagram-Control-Flow-Edgesv2.png 432w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/activity-diagram-Control-Flow-Edgesv2-300x162.png 300w\" width=\"432\"\/><\/p>\n<ul>\n<li><strong>\u7b26\u865f\uff1a<\/strong> \u4e00\u689d\u5be6\u5fc3\u7bad\u982d\u3002<\/li>\n<li><strong>\u76ee\u7684\uff1a<\/strong> \u8868\u793a\u57f7\u884c\u9806\u5e8f\u3002<\/li>\n<\/ul>\n<h3>C. \u958b\u59cb\u8207\u7d50\u675f\u7bc0\u9ede<\/h3>\n<p>\u6bcf\u500b\u5716\u8868\u90fd\u5fc5\u9808\u6709\u4e00\u500b\u8d77\u59cb\u9ede\u548c\u4e00\u500b\u6216\u591a\u500b\u7d50\u675f\u9ede\u3002<\/p>\n<p><img alt=\"\" class=\"alignnone size-full wp-image-14472\" decoding=\"async\" height=\"217\" loading=\"lazy\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Start-and-End-Nodes.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Start-and-End-Nodes.png 640w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Start-and-End-Nodes-300x102.png 300w\" width=\"640\"\/><\/p>\n<ul>\n<li><strong>\u521d\u59cb\u7bc0\u9ede\uff08\u958b\u59cb\uff09\uff1a<\/strong>\n<ul>\n<li><strong>\u7b26\u865f\uff1a<\/strong>\u4e00\u500b\u5be6\u5fc3\u7684\u586b\u5145\u5713\u5f62\u3002<\/li>\n<li><strong>\u7528\u9014\uff1a<\/strong>\u63a7\u5236\u6d41\u7a0b\u7684\u9032\u5165\u9ede\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6d3b\u52d5\u7d42\u6b62\u7bc0\u9ede\uff08\u7d50\u675f\uff09\uff1a<\/strong>\n<ul>\n<li><strong>\u7b26\u865f\uff1a<\/strong>\u4e00\u500b\u88ab\u8f03\u5927\u7a7a\u5fc3\u5713\u5305\u570d\u7684\u5be6\u5fc3\u5713\u3002<\/li>\n<li><strong>\u7528\u9014\uff1a<\/strong>\u8868\u793a\u6d3b\u52d5\u4e2d\u6240\u6709\u6d41\u7a0b\u7684\u5b8c\u6210\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6d41\u7a0b\u7d42\u6b62\u7bc0\u9ede\uff1a<\/strong>\n<ul>\n<li><strong>\u7b26\u865f\uff1a<\/strong>\u4e00\u500b\u5167\u90e8\u6709\u2018X\u2019\u7684\u5713\u5f62\u3002<\/li>\n<li><strong>\u7528\u9014\uff1a<\/strong>\u8868\u793a\u7279\u5b9a\u8def\u5f91\uff08\u6d41\u7a0b\uff09\u7684\u7d50\u675f\uff0c\u4f46<strong>\u4e0d\u4e00\u5b9a<\/strong>\u7d42\u6b62\u6574\u500b\u6d3b\u52d5\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>\u5efa\u6a21\u6c7a\u7b56\u8207\u5206\u652f\u908f\u8f2f<\/h2>\n<p>\u6d3b\u52d5\u5716\u4f7f\u7528\u7279\u5b9a\u7bc0\u9ede\u4f86\u8655\u7406\u689d\u4ef6\u908f\u8f2f\uff0c\u985e\u4f3c\u65bc\u7a0b\u5f0f\u78bc\u4e2d\u7684<code>if-else<\/code>\u6216<code>switch<\/code>\u8a9e\u53e5\u3002<\/p>\n<h3>A. \u6c7a\u7b56\u8207\u5408\u4f75\u7bc0\u9ede<\/h3>\n<p>\u9019\u4e9b\u7bc0\u9ede\u7528\u65bc\u6a21\u64ec\u689d\u4ef6\u5206\u652f\u4ee5\u53ca\u96a8\u5f8c\u8def\u5f91\u7684\u91cd\u65b0\u5408\u4f75\u3002<\/p>\n<p><img alt=\"\" class=\"alignnone size-full wp-image-14476\" decoding=\"async\" height=\"231\" loading=\"lazy\" sizes=\"auto, (max-width: 588px) 100vw, 588px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Decision-Merge-Nodes.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Decision-Merge-Nodes.png 588w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Decision-Merge-Nodes-300x118.png 300w\" width=\"588\"\/><\/p>\n<ul>\n<li><strong>\u6c7a\u7b56\u7bc0\u9ede\uff1a<\/strong>\n<ul>\n<li><strong>\u7b26\u865f\uff1a<\/strong>\u83f1\u5f62\u3002<\/li>\n<li><strong>\u4f7f\u7528\u65b9\u5f0f\uff1a<\/strong>\u4e00\u500b\u9032\u5165\u7684\u6d41\u7a0b\u548c\u591a\u500b\u96e2\u958b\u7684\u6d41\u7a0b\u3002\u6bcf\u500b\u96e2\u958b\u7684\u6d41\u7a0b\u90fd\u5fc5\u9808\u5177\u6709<strong>\u4fdd\u8b77\u689d\u4ef6<\/strong>\uff08\u65b9\u62ec\u865f\u4e2d\u7684\u689d\u4ef6\uff0c\u4f8b\u5982<code>[\u5eab\u5b58 &gt; 0]<\/code>\uff09\u7528\u4f86\u6c7a\u5b9a\u9078\u64c7\u54ea\u689d\u8def\u5f91\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5408\u4f75\u7bc0\u9ede\uff1a<\/strong>\n<ul>\n<li><strong>\u7b26\u865f\uff1a<\/strong> \u4e00\u500b\u83f1\u5f62\u3002<\/li>\n<li><strong> \u4f7f\u7528\u65b9\u5f0f\uff1a<\/strong> \u591a\u500b\u6d41\u5165\u7684\u6d41\u7a0b\u548c\u4e00\u500b\u6d41\u51fa\u7684\u6d41\u7a0b\u3002\u5b83\u50c5\u8868\u793a\u4e0d\u540c\u5206\u652f\u91cd\u65b0\u532f\u5408\u7684\u9ede\uff0c\u8868\u793a\u4efb\u4f55\u4e00\u500b\u6d41\u5165\u5206\u652f\u90fd\u53ef\u4ee5\u5f15\u5c0e\u81f3\u4e0b\u4e00\u6b65\u3002\u5b83\u4e0d\u6703\u540c\u6b65\u4e26\u884c\u7684\u6d41\u7a0b\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>\u6a21\u64ec\u4e26\u884c\u8207\u540c\u6b65<\/h2>\n<p>\u8207<a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/solutions\/free-flowchart-maker-online\/\">\u6d41\u7a0b\u5716<\/a>\u901a\u5e38\u70ba\u9806\u5e8f\u6027\u7684\u4e0d\u540c\uff0c\u6d3b\u52d5\u5716\u64c5\u9577\u4f7f\u7528\u540c\u6b65\u689d\u4f86\u5c55\u793a\u4e26\u884c\u57f7\u884c\u3002<\/p>\n<h3>A. \u5206\u53c9\u8207\u5408\u4f75\u7bc0\u9ede<\/h3>\n<p>\u9019\u4e9b\u7bc0\u9ede\u7528\u65bc\u5c07\u55ae\u4e00\u7684\u63a7\u5236\u6d41\u7a0b\u62c6\u5206\u6210\u591a\u500b\u4e26\u884c\u6d41\u7a0b\uff0c\u4e26\u5728\u5f8c\u7e8c\u7b49\u5f85\u9019\u4e9b\u4e26\u884c\u6d41\u7a0b\u5b8c\u6210\u3002<\/p>\n<p><img alt=\"\" class=\"alignnone size-full wp-image-14477\" decoding=\"async\" height=\"318\" loading=\"lazy\" sizes=\"auto, (max-width: 676px) 100vw, 676px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Fork-and-Join-Node.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Fork-and-Join-Node.png 676w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/Fork-and-Join-Node-300x141.png 300w\" width=\"676\"\/><\/p>\n<ul>\n<li><strong>\u5206\u53c9\u7bc0\u9ede\uff1a<\/strong>\n<ul>\n<li><strong>\u7b26\u865f\uff1a<\/strong> \u4e00\u689d\u7c97\u7684\u6c34\u5e73\u6216\u5782\u76f4\u689d\u3002<\/li>\n<li><strong> \u4f7f\u7528\u65b9\u5f0f\uff1a<\/strong> \u4e00\u500b\u6d41\u5165\u7684\u6d41\u7a0b\u548c\u591a\u500b\u6d41\u51fa\u7684\u6d41\u7a0b\u3002\u6240\u6709\u6d41\u51fa\u7684\u6d41\u7a0b\u5f9e\u6b64\u9ede\u958b\u59cb<em>\u4e26\u884c<\/em>\uff08\u4e26\u884c\uff09\u57f7\u884c\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5408\u4f75\u7bc0\u9ede\uff1a<\/strong>\n<ul>\n<li><strong>\u7b26\u865f\uff1a<\/strong> \u4e00\u689d\u7c97\u7684\u6c34\u5e73\u6216\u5782\u76f4\u689d\u3002<\/li>\n<li><strong> \u4f7f\u7528\u65b9\u5f0f\uff1a<\/strong> \u591a\u500b\u6d41\u5165\u7684\u6d41\u7a0b\u548c\u4e00\u500b\u6d41\u51fa\u7684\u6d41\u7a0b\u3002\u6d41\u51fa\u7684\u6d41\u7a0b\u7121\u6cd5\u958b\u59cb\uff0c\u76f4\u5230<strong>\u6240\u6709<\/strong>\u6d41\u5165\u7684\u4e26\u884c\u6d41\u7a0b\u5168\u90e8\u5b8c\u6210\uff08\u540c\u6b65\uff09\u70ba\u6b62\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>\u7d44\u7e54\u5143\u7d20\uff1a\u6cf3\u9053<\/h2>\n<p><a href=\"https:\/\/guides.visual-paradigm.com\/a-guide-to-swimlane-activity-diagrams\/\">\u6cf3\u9053<\/a>\uff08\u4e5f\u7a31\u70ba\u5340\u9694\uff09\u5c0d\u65bc\u986f\u793a\u54ea\u500b\u90e8\u9580\u3001\u7d44\u4ef6\u6216\u53c3\u8207\u8005\u8ca0\u8cac\u54ea\u9805\u6d3b\u52d5\u81f3\u95dc\u91cd\u8981\u3002\u5b83\u5011\u5728\u8996\u89ba\u4e0a\u5c07\u5716\u8868\u5283\u5206\u70ba\u5782\u76f4\u6216\u6c34\u5e73\u5340\u57df\u3002<\/p>\n<ul>\n<li><strong>\u7b26\u865f\uff1a<\/strong>\u5782\u76f4\u6216\u6c34\u5e73\u7684\u5e73\u884c\u7dda\uff0c\u7528\u65bc\u5206\u9694\u4e0d\u540c\u7684\u8cac\u4efb\u5340\u57df\u3002<\/li>\n<li><strong>\u76ee\u7684\uff1a<\/strong>\u5c07\u884c\u52d5\u6309\u8ca0\u8cac\u57f7\u884c\u7684\u5be6\u9ad4\u9032\u884c\u5206\u7d44\uff0c\u4ee5\u5728\u4e0d\u540c\u7d44\u7e54\u55ae\u4f4d\u4e4b\u9593\u63d0\u4f9b\u660e\u78ba\u7684\u8cac\u4efb\u6b78\u5c6c\uff08\u4f8b\u5982\uff1a\u300c\u5ba2\u6236\u300d\u3001\u300c\u7db2\u8def\u7cfb\u7d71\u300d\u3001\u300c\u5009\u5eab\u300d\uff09\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/963809e4-f9d7-4d8e-8729-5df34911c892\/activity-diagram-design\/order-fulfilment.png\"\/><\/p>\n<h2>\u6d3b\u52d5\u5716\u6700\u4f73\u5be6\u52d9\u7e3d\u7d50<\/h2>\n<ul>\n<li><strong>\u6a21\u64ec\u6d41\u7a0b\uff0c\u800c\u975e\u7269\u4ef6\uff1a<\/strong>\u5c08\u6ce8\u65bc\u6b65\u9a5f\u7684\u9806\u5e8f\u8207\u63a7\u5236\u6d41\u7a0b\uff0c\u800c\u975e\u985e\u5225\u4e4b\u9593\u7684\u7d50\u69cb\u95dc\u4fc2\uff08\u90a3\u662f\u985e\u5716\u7684\u5de5\u4f5c\uff09\u3002<\/li>\n<li><strong>\u4f7f\u7528\u6cf3\u9053\uff1a<\/strong> \u59cb\u7d42\u4f7f\u7528\u6cf3\u9053\u4f86\u660e\u78ba\u5340\u5206\u57f7\u884c\u6bcf\u4e00\u9805\u884c\u52d5\u7684\u4e3b\u9ad4\uff0c\u7279\u5225\u662f\u5728\u8de8\u529f\u80fd\u7684\u696d\u52d9\u6d41\u7a0b\u4e2d\u3002<\/li>\n<li><strong>\u6a19\u793a\u5b88\u885b\u689d\u4ef6\uff1a<\/strong> \u78ba\u4fdd\u5f9e\u6c7a\u7b56\u7bc0\u9ede\u6d41\u51fa\u7684\u6bcf\u4e00\u689d\u6d41\u7a0b\u90fd\u6a19\u6709\u6e05\u6670\u4e14\u4e92\u65a5\u7684\u5b88\u885b\u689d\u4ef6\uff08\u4f8b\u5982\uff1a<code>[A]<\/code>, <code>[B]<\/code>, <code>[\u5176\u4ed6]<\/code>).<\/li>\n<li><strong>\u540c\u6b65\u5206\u53c9\uff1a<\/strong> \u6bcf\u4e00\u500b <strong>\u5206\u53c9<\/strong> \u5fc5\u9808\u7531\u4e00\u500b <strong>\u532f\u5408<\/strong> \u4ee5\u78ba\u4fdd\u5f8c\u7e8c\u6b65\u9a5f\u6703\u7b49\u5f85\u6240\u6709\u5e73\u884c\u6d3b\u52d5\u5b8c\u6210\u3002<\/li>\n<\/ul>\n<p>\u82e5\u60f3\u66f4\u6df1\u5165\u7406\u89e3 UML \u53ca AI \u5982\u4f55\u5448\u73fe\u5b83\uff0c\u8acb\u63a2\u7d22\u6211\u5011\u7684 <a href=\"https:\/\/www.cybermedian.com\/the-definitive-guide-to-the-unified-modeling-language-uml\/\">UML 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