{"id":6382,"date":"2026-02-04T17:49:39","date_gmt":"2026-02-04T09:49:39","guid":{"rendered":"https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/"},"modified":"2026-02-04T17:49:39","modified_gmt":"2026-02-04T09:49:39","slug":"mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide","status":"publish","type":"post","link":"https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/","title":{"rendered":"Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1edbi Visual Paradigm: H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc"},"content":{"rendered":"<h2>Gi\u1edbi thi\u1ec7u<\/h2>\n<p>S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 tr\u1ef1c quan h\u00f3a v\u00e0 hi\u1ec3u r\u00f5 lu\u1ed3ng d\u1eef li\u1ec7u b\u00ean trong m\u1ed9t h\u1ec7 th\u1ed1ng. Trong h\u01b0\u1edbng d\u1eabn n\u00e0y, ch\u00fang ta s\u1ebd kh\u00e1m ph\u00e1 qu\u00e1 tr\u00ecnh h\u1ecdc DFD th\u00f4ng qua c\u00e1c v\u00ed d\u1ee5 th\u1ef1c t\u1ebf v\u00e0 m\u1eabu s\u1eed d\u1ee5ng Visual Paradigm. Visual Paradigm cung c\u1ea5p n\u1ec1n t\u1ea3ng th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c s\u01a1 \u0111\u1ed3 DFD to\u00e0n di\u1ec7n m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n<h2>B\u1eaft \u0111\u1ea7u:<\/h2>\n<ol>\n<li><strong>Truy c\u1eadp c\u00e1c m\u1eabu s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u:<\/strong>M\u1edf Visual Paradigm v\u00e0 \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn ph\u1ea7n Thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m \u1edf ph\u00eda b\u00ean tr\u00e1i c\u1ee7a h\u1ed9p tho\u1ea1i m\u1eabu. Nh\u1ea5p v\u00e0o \u201cS\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u\u201d \u0111\u1ec3 hi\u1ec3n th\u1ecb nhi\u1ec1u m\u1eabu kh\u00e1c nhau.<\/li>\n<li><strong>Ch\u1ecdn m\u1eabu s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u01a1 b\u1ea3n:<\/strong>Ch\u1ecdn m\u1eabu s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u01a1 b\u1ea3n \u0111\u1ec3 x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n. Nh\u1ea5p v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng m\u1eabu \u0111\u1ec3 m\u1edf n\u00f3.<\/li>\n<\/ol>\n<h2>Hi\u1ec3u r\u00f5 c\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n:<\/h2>\n<ol>\n<li><strong>X\u00e1c \u0111\u1ecbnh c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i:<\/strong>B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch nh\u1eadn di\u1ec7n c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i, l\u00e0 ngu\u1ed3n ho\u1eb7c \u0111\u00edch c\u1ee7a d\u1eef li\u1ec7u. Nh\u1eefng th\u1ef1c th\u1ec3 n\u00e0y c\u00f3 th\u1ec3 l\u00e0 ng\u01b0\u1eddi d\u00f9ng, h\u1ec7 th\u1ed1ng ho\u1eb7c c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i kh\u00e1c t\u01b0\u01a1ng t\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/li>\n<li><strong>X\u00e1c \u0111\u1ecbnh c\u00e1c qu\u00e1 tr\u00ecnh:<\/strong>X\u00e1c \u0111\u1ecbnh c\u00e1c qu\u00e1 tr\u00ecnh trong h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n, n\u01a1i chuy\u1ec3n \u0111\u1ed5i d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o th\u00e0nh \u0111\u1ea7u ra c\u00f3 \u00fd ngh\u0129a. C\u00e1c qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u1ea1i di\u1ec7n cho c\u00e1c ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/li>\n<li><strong>X\u00e1c \u0111\u1ecbnh c\u00e1c kho d\u1eef li\u1ec7u:<\/strong>X\u00e1c \u0111\u1ecbnh v\u00e0 \u0111\u00e1nh d\u1ea5u c\u00e1c kho d\u1eef li\u1ec7u n\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong h\u1ec7 th\u1ed1ng. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m c\u01a1 s\u1edf d\u1eef li\u1ec7u, h\u1ec7 th\u1ed1ng t\u1ec7p ho\u1eb7c b\u1ea5t k\u1ef3 c\u01a1 ch\u1ebf l\u01b0u tr\u1eef n\u00e0o kh\u00e1c.<\/li>\n<li><strong>K\u1ebft n\u1ed1i b\u1eb1ng c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u:<\/strong>S\u1eed d\u1ee5ng c\u00e1c m\u0169i t\u00ean \u0111\u1ec3 bi\u1ec3u di\u1ec5n lu\u1ed3ng d\u1eef li\u1ec7u gi\u1eefa c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i, c\u00e1c qu\u00e1 tr\u00ecnh v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u. C\u00e1c m\u0169i t\u00ean n\u00e0y minh h\u1ecda qu\u1ef9 \u0111\u1ea1o m\u00e0 d\u1eef li\u1ec7u \u0111i qua trong h\u1ec7 th\u1ed1ng.<\/li>\n<li><strong>Th\u00eam chi ti\u1ebft m\u00f4 t\u1ea3:<\/strong>N\u00e2ng cao s\u01a1 \u0111\u1ed3 DFD c\u1ee7a b\u1ea1n b\u1eb1ng c\u00e1ch th\u00eam c\u00e1c chi ti\u1ebft m\u00f4 t\u1ea3 nh\u01b0 t\u00ean lu\u1ed3ng d\u1eef li\u1ec7u, m\u00f4 t\u1ea3 qu\u00e1 tr\u00ecnh v\u00e0 th\u00f4ng tin kho d\u1eef li\u1ec7u. \u0110i\u1ec1u n\u00e0y gi\u00fap s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n tr\u1edf n\u00ean to\u00e0n di\u1ec7n v\u00e0 d\u1ec5 hi\u1ec3u h\u01a1n.<\/li>\n<\/ol>\n<h2>Th\u1eed t\u1ef1 l\u00e0m: C\u00e1c v\u00ed d\u1ee5 th\u1ef1c t\u1ebf:<\/h2>\n<ol>\n<li><strong>H\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn:<\/strong>T\u1ea1o m\u1ed9t s\u01a1 \u0111\u1ed3 DFD cho h\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 bao g\u1ed3m kh\u00e1ch h\u00e0ng v\u00e0 c\u1ed5ng thanh to\u00e1n, c\u00e1c qu\u00e1 tr\u00ecnh bao g\u1ed3m x\u1eed l\u00fd \u0111\u01a1n h\u00e0ng, v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 bao g\u1ed3m c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng.<\/li>\n<li><strong>H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n:<\/strong>Ph\u00e1t tri\u1ec3n m\u1ed9t s\u01a1 \u0111\u1ed3 DFD cho h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 l\u00e0 sinh vi\u00ean v\u00e0 nh\u00e2n vi\u00ean th\u01b0 vi\u1ec7n, c\u00e1c qu\u00e1 tr\u00ecnh c\u00f3 th\u1ec3 bao g\u1ed3m m\u01b0\u1ee3n v\u00e0 tr\u1ea3 s\u00e1ch, v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn danh m\u1ee5c th\u01b0 vi\u1ec7n.<\/li>\n<li><strong>N\u1ec1n t\u1ea3ng m\u1ea1ng x\u00e3 h\u1ed9i:<\/strong>Thi\u1ebft k\u1ebf m\u1ed9t s\u01a1 \u0111\u1ed3 DFD cho m\u1ed9t n\u1ec1n t\u1ea3ng m\u1ea1ng x\u00e3 h\u1ed9i. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 l\u00e0 ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng b\u00ean th\u1ee9 ba, c\u00e1c qu\u00e1 tr\u00ecnh c\u00f3 th\u1ec3 bao g\u1ed3m \u0111\u0103ng n\u1ed9i dung v\u00e0 y\u00eau c\u1ea7u k\u1ebft b\u1ea1n, v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 bao g\u1ed3m h\u1ed3 s\u01a1 ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u n\u1ed9i dung.<\/li>\n<\/ol>\n<h2>H\u1ecdc s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c v\u00ed d\u1ee5<\/h2>\n<ul>\n<li><\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/logical-data-flow-diagram-example-grocery-store\/\"><img alt=\"Logical Data Flow Diagram Example: Grocery Store\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/17b473be-0da9-4364-ad58-1910f57014ea\/data-flow-diagram-design\/logical-data-flow-diagram-example-grocery-store.png\" title=\"Logical Data Flow Diagram Example: Grocery Store\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/17b473be-0da9-4364-ad58-1910f57014ea.xml&amp;name=Logical%20Data%20Flow%20Diagram%20Example%3A%20Grocery%20Store\">V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u logic: C\u1eeda h\u00e0ng t\u1ea1p h\u00f3a<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/bank-account-data-flow-diagram\/\"><img alt=\"Bank Account Data Flow Diagram\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d\/data-flow-diagram-design\/bank-account-data-flow-diagram.png\" title=\"Bank Account Data Flow Diagram\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/13fcf5a3-39b6-438b-9cfa-3741dc750a2d.xml&amp;name=Bank%20Account%20Data%20Flow%20Diagram\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u t\u00e0i kho\u1ea3n ng\u00e2n h\u00e0ng<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/physical-data-flow-diagram-example-grocery-store\/\"><img alt=\"Physical Data Flow Diagram Example: Grocery Store\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/00c294fb-3145-4708-bc8c-e3e2c42bdf14\/data-flow-diagram-design\/physical-data-flow-diagram-example-grocery-store.png\" title=\"Physical Data Flow Diagram Example: Grocery Store\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/00c294fb-3145-4708-bc8c-e3e2c42bdf14.xml&amp;name=Physical%20Data%20Flow%20Diagram%20Example%3A%20Grocery%20Store\">V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1eadt l\u00fd: C\u1eeda h\u00e0ng t\u1ea1p h\u00f3a<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-purchase-management-system\/\"><img alt=\"Data Flow Diagram: Purchase Management System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/f80e2a07-ff3b-42f3-baae-0f12e7ff6cfc\/data-flow-diagram-design\/data-flow-diagram-purchase-management-system.png\" title=\"Data Flow Diagram: Purchase Management System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/f80e2a07-ff3b-42f3-baae-0f12e7ff6cfc.xml&amp;name=Data%20Flow%20Diagram%3A%20Purchase%20Management%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd mua h\u00e0ng<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-ecommerce-system\/\"><img alt=\"Data Flow Diagram: ECommerce System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/ebf78e9c-0f05-4914-857a-cf16d1df332a\/data-flow-diagram-design\/data-flow-diagram-ecommerce-system.png\" title=\"Data Flow Diagram: ECommerce System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/ebf78e9c-0f05-4914-857a-cf16d1df332a.xml&amp;name=Data%20Flow%20Diagram%3A%20ECommerce%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-student-registration-system\/\"><img alt=\"Data Flow Diagram: Student Registration System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/e29fbc34-6ffe-4587-84b1-3dce9866c062\/data-flow-diagram-design\/data-flow-diagram-student-registration-system.png\" title=\"Data Flow Diagram: Student Registration System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/e29fbc34-6ffe-4587-84b1-3dce9866c062.xml&amp;name=Data%20Flow%20Diagram%3A%20Student%20Registration%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng \u0111\u0103ng k\u00fd sinh vi\u00ean<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-inventory-management-system\/\"><img alt=\"Data Flow Diagram: Inventory Management System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/e138ec61-3685-478d-af22-5ced9b14b7ba\/data-flow-diagram-design\/data-flow-diagram-inventory-management-system.png\" title=\"Data Flow Diagram: Inventory Management System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/e138ec61-3685-478d-af22-5ced9b14b7ba.xml&amp;name=Data%20Flow%20Diagram%3A%20Inventory%20Management%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd t\u1ed3n kho<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-online-shopping-system\/\"><img alt=\"Data Flow Diagram: Online Shopping System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/d67a5d12-b2ba-41d0-a0e5-356a462abcf8\/data-flow-diagram-design\/data-flow-diagram-online-shopping-system.png\" title=\"Data Flow Diagram: Online Shopping System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/d67a5d12-b2ba-41d0-a0e5-356a462abcf8.xml&amp;name=Data%20Flow%20Diagram%3A%20Online%20Shopping%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-barangay-information-system\/\"><img alt=\"Data Flow Diagram: Barangay Information System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/cdc9f9bb-33cd-4ea3-9954-f6ca43e216c1\/data-flow-diagram-design\/data-flow-diagram-barangay-information-system.png\" title=\"Data Flow Diagram: Barangay Information System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/cdc9f9bb-33cd-4ea3-9954-f6ca43e216c1.xml&amp;name=Data%20Flow%20Diagram%3A%20Barangay%20Information%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u00f4ng tin ph\u01b0\u1eddng x\u00e3<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-example-atm\/\"><img alt=\"Data Flow Diagram Example: ATM\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/cbd67317-691b-4a64-9e83-10e128826022\/data-flow-diagram-design\/data-flow-diagram-example-atm.png\" title=\"Data Flow Diagram Example: ATM\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/cbd67317-691b-4a64-9e83-10e128826022.xml&amp;name=Data%20Flow%20Diagram%20Example%3A%20ATM\">V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: M\u00e1y r\u00fat ti\u1ec1n t\u1ef1 \u0111\u1ed9ng<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/video-rental-system-data-flow-diagram\/\"><img alt=\"Video Rental System Data Flow Diagram\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/c90e9d35-8751-4645-b0f7-de0b7e09ff53\/data-flow-diagram-design\/video-rental-system-data-flow-diagram.png\" title=\"Video Rental System Data Flow Diagram\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/c90e9d35-8751-4645-b0f7-de0b7e09ff53.xml&amp;name=Video%20Rental%20System%20Data%20Flow%20Diagram\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u h\u1ec7 th\u1ed1ng cho thu\u00ea video<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-student-management-system\/\"><img alt=\"Data Flow Diagram: Student Management System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/bdd6f129-13da-4410-a51f-96bb4d6d94c0\/data-flow-diagram-design\/data-flow-diagram-student-management-system.png\" title=\"Data Flow Diagram: Student Management System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/bdd6f129-13da-4410-a51f-96bb4d6d94c0.xml&amp;name=Data%20Flow%20Diagram%3A%20Student%20Management%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd sinh vi\u00ean<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-hospital-information-system\/\"><img alt=\"Data Flow Diagram: Hospital Information System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/b46c8670-e348-4c3a-a2c5-61b306795fce\/data-flow-diagram-design\/data-flow-diagram-hospital-information-system.png\" title=\"Data Flow Diagram: Hospital Information System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/b46c8670-e348-4c3a-a2c5-61b306795fce.xml&amp;name=Data%20Flow%20Diagram%3A%20Hospital%20Information%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u00f4ng tin b\u1ec7nh vi\u1ec7n<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-example-bank-system\/\"><img alt=\"Data Flow Diagram Example: Bank System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/aeef6c85-a3c3-4a6c-95f0-c2481b83e13c\/data-flow-diagram-design\/data-flow-diagram-example-bank-system.png\" title=\"Data Flow Diagram Example: Bank System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/aeef6c85-a3c3-4a6c-95f0-c2481b83e13c.xml&amp;name=Data%20Flow%20Diagram%20Example%3A%20Bank%20System\">V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng ng\u00e2n h\u00e0ng<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-student-enrollment-system\/\"><img alt=\"Data Flow Diagram: Student Enrollment System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/ac5c5e88-6a9d-424c-84fe-86d9c0f9c49a\/data-flow-diagram-design\/data-flow-diagram-student-enrollment-system.png\" title=\"Data Flow Diagram: Student Enrollment System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/ac5c5e88-6a9d-424c-84fe-86d9c0f9c49a.xml&amp;name=Data%20Flow%20Diagram%3A%20Student%20Enrollment%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng \u0111\u0103ng k\u00fd h\u1ecdc sinh<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-example-parts-ordering\/\"><img alt=\"Data Flow Diagram Example: Parts Ordering\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/9de60a97-0ca3-40dd-9f6a-28fa2d9c1f84\/data-flow-diagram-design\/data-flow-diagram-example-parts-ordering.png\" title=\"Data Flow Diagram Example: Parts Ordering\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/9de60a97-0ca3-40dd-9f6a-28fa2d9c1f84.xml&amp;name=Data%20Flow%20Diagram%20Example%3A%20Parts%20Ordering\">V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: \u0110\u1eb7t h\u00e0ng linh ki\u1ec7n<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/dfd-example-airline-reservation-system\/\"><img alt=\"DFD Example: Airline Reservation System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/9562989c-bbcb-4dd0-bfc1-34c6bec6397d\/data-flow-diagram-design\/dfd-example-airline-reservation-system.png\" title=\"DFD Example: Airline Reservation System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/9562989c-bbcb-4dd0-bfc1-34c6bec6397d.xml&amp;name=DFD%20Example%3A%20Airline%20Reservation%20System\">V\u00ed d\u1ee5 DFD: H\u1ec7 th\u1ed1ng \u0111\u1eb7t v\u00e9 m\u00e1y bay<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/dfd-example-simple-order-processing\/\"><img alt=\"DFD Example: Simple Order Processing\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/8c62858b-6bc8-42c0-baa6-b26e64e0febe\/data-flow-diagram-design\/dfd-example-simple-order-processing.png\" title=\"DFD Example: Simple Order Processing\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/8c62858b-6bc8-42c0-baa6-b26e64e0febe.xml&amp;name=DFD%20Example%3A%20Simple%20Order%20Processing\">V\u00ed d\u1ee5 DFD: X\u1eed l\u00fd \u0111\u01a1n h\u00e0ng \u0111\u01a1n gi\u1ea3n<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-accounting-information-system\/\"><img alt=\"Data Flow Diagram: Accounting Information System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/8c4defce-b113-4da1-86f0-06165cb28a98\/data-flow-diagram-design\/data-flow-diagram-accounting-information-system.png\" title=\"Data Flow Diagram: Accounting Information System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/8c4defce-b113-4da1-86f0-06165cb28a98.xml&amp;name=Data%20Flow%20Diagram%3A%20Accounting%20Information%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u00f4ng tin k\u1ebf to\u00e1n<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/securities-trading-platform\/\"><img alt=\"Securities Trading Platform\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/8c2c19d0-cd9d-4e04-8192-ff0a8c6bea8c\/data-flow-diagram-design\/securities-trading-platform.png\" title=\"Securities Trading Platform\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/8c2c19d0-cd9d-4e04-8192-ff0a8c6bea8c.xml&amp;name=Securities%20Trading%20Platform\">N\u1ec1n t\u1ea3ng giao d\u1ecbch ch\u1ee9ng kho\u00e1n<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/student-registration-system-data-flow\/\"><img alt=\"Student Registration System Data Flow\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/7abf891d-c7db-44c1-9b93-93f5d424b4c6\/data-flow-diagram-design\/student-registration-system-data-flow.png\" title=\"Student Registration System Data Flow\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/7abf891d-c7db-44c1-9b93-93f5d424b4c6.xml&amp;name=Student%20Registration%20System%20Data%20Flow\">Lu\u1ed3ng d\u1eef li\u1ec7u h\u1ec7 th\u1ed1ng \u0111\u0103ng k\u00fd sinh vi\u00ean<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/customer-service-system-railway-company\/\"><img alt=\"Customer Service System (Railway Company)\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/6963afef-4946-42f3-9117-f089fa70cfc1\/data-flow-diagram-design\/customer-service-system-railway-company.png\" title=\"Customer Service System (Railway Company)\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/6963afef-4946-42f3-9117-f089fa70cfc1.xml&amp;name=Customer%20Service%20System%20%28Railway%20Company%29\">H\u1ec7 th\u1ed1ng d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng (C\u00f4ng ty \u0111\u01b0\u1eddng s\u1eaft)<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-payroll-management-system\/\"><img alt=\"Data Flow Diagram: Payroll Management System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/6496a2b8-ba75-4d7b-afa9-49e94d0e4ebd\/data-flow-diagram-design\/data-flow-diagram-payroll-management-system.png\" title=\"Data Flow Diagram: Payroll Management System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/6496a2b8-ba75-4d7b-afa9-49e94d0e4ebd.xml&amp;name=Data%20Flow%20Diagram%3A%20Payroll%20Management%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd l\u01b0\u01a1ng<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/dfd-example-library-management-system\/\"><img alt=\"DFD Example: Library Management System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/6291fa34-034a-4279-91f1-42e9e7f54adb\/data-flow-diagram-design\/dfd-example-library-management-system.png\" title=\"DFD Example: Library Management System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/6291fa34-034a-4279-91f1-42e9e7f54adb.xml&amp;name=DFD%20Example%3A%20Library%20Management%20System\">V\u00ed d\u1ee5 DFD: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-university-management-system\/\"><img alt=\"Data Flow Diagram: University Management System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/4190b1fa-bf81-47a9-b5c0-ff86bdef65cb\/data-flow-diagram-design\/data-flow-diagram-university-management-system.png\" title=\"Data Flow Diagram: University Management System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/4190b1fa-bf81-47a9-b5c0-ff86bdef65cb.xml&amp;name=Data%20Flow%20Diagram%3A%20University%20Management%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd \u0111\u1ea1i h\u1ecdc<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-library-management-system\/\"><img alt=\"Data Flow Diagram: Library Management System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/4046970a-99f4-4dd9-b09b-46cd329c0f49\/data-flow-diagram-design\/data-flow-diagram-library-management-system.png\" title=\"Data Flow Diagram: Library Management System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/4046970a-99f4-4dd9-b09b-46cd329c0f49.xml&amp;name=Data%20Flow%20Diagram%3A%20Library%20Management%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/vehicle-maintenance-depot\/\"><img alt=\"Vehicle Maintenance Depot\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/3f0b7361-8afd-463e-b1e2-e5a54d5207b3\/data-flow-diagram-design\/vehicle-maintenance-depot.png\" title=\"Vehicle Maintenance Depot\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/3f0b7361-8afd-463e-b1e2-e5a54d5207b3.xml&amp;name=Vehicle%20Maintenance%20Depot\">C\u01a1 s\u1edf b\u1ea3o tr\u00ec ph\u01b0\u01a1ng ti\u1ec7n<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-hotel-management-system\/\"><img alt=\"Data Flow Diagram: Hotel Management System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/3368779e-e40a-4607-bec1-5f2e61cd1c0b\/data-flow-diagram-design\/data-flow-diagram-hotel-management-system.png\" title=\"Data Flow Diagram: Hotel Management System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/3368779e-e40a-4607-bec1-5f2e61cd1c0b.xml&amp;name=Data%20Flow%20Diagram%3A%20Hotel%20Management%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd kh\u00e1ch s\u1ea1n<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/food-ordering-system\/\"><img alt=\"Food Ordering System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/2e409d26-3345-4516-acde-c36b59fa3e0b\/data-flow-diagram-design\/food-ordering-system.png\" title=\"Food Ordering System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/2e409d26-3345-4516-acde-c36b59fa3e0b.xml&amp;name=Food%20Ordering%20System\">H\u1ec7 th\u1ed1ng \u0111\u1eb7t m\u00f3n \u0103n<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-collage-management-system\/\"><img alt=\"Data Flow Diagram: Collage Management System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/15685b42-e3f6-4340-b634-6245628deb6e\/data-flow-diagram-design\/data-flow-diagram-collage-management-system.png\" title=\"Data Flow Diagram: Collage Management System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/15685b42-e3f6-4340-b634-6245628deb6e.xml&amp;name=Data%20Flow%20Diagram%3A%20Collage%20Management%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd tr\u01b0\u1eddng h\u1ecdc<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-hospital-management-system\/\"><img alt=\"Data Flow Diagram: Hospital Management System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/0acfd4a1-bd68-471d-a7e5-3cf28c2fc6eb\/data-flow-diagram-design\/data-flow-diagram-hospital-management-system.png\" title=\"Data Flow Diagram: Hospital Management System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/0acfd4a1-bd68-471d-a7e5-3cf28c2fc6eb.xml&amp;name=Data%20Flow%20Diagram%3A%20Hospital%20Management%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd b\u1ec7nh vi\u1ec7n<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/food-ordering-system-context-dfd\/\"><img alt=\"Food Ordering System Context DFD\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/0a02926d-965e-4443-8103-980b71d7c91f\/data-flow-diagram-design\/food-ordering-system-context-dfd.png\" title=\"Food Ordering System Context DFD\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/0a02926d-965e-4443-8103-980b71d7c91f.xml&amp;name=Food%20Ordering%20System%20Context%20DFD\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u b\u1ed1i c\u1ea3nh h\u1ec7 th\u1ed1ng \u0111\u1eb7t m\u00f3n \u0103n<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/supermarket-app\/\"><img alt=\"Supermarket App\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/0640ff0f-f7f8-4327-a735-94b451a6fd88\/data-flow-diagram-design\/supermarket-app.png\" title=\"Supermarket App\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/0640ff0f-f7f8-4327-a735-94b451a6fd88.xml&amp;name=Supermarket%20App\">\u1ee8ng d\u1ee5ng si\u00eau th\u1ecb<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-assignment-management-system\/\"><img alt=\"Data Flow Diagram: Assignment Management System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/031919d6-358a-4aed-aa94-990cb6affb77\/data-flow-diagram-design\/data-flow-diagram-assignment-management-system.png\" title=\"Data Flow Diagram: Assignment Management System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/031919d6-358a-4aed-aa94-990cb6affb77.xml&amp;name=Data%20Flow%20Diagram%3A%20Assignment%20Management%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd b\u00e0i t\u1eadp<\/a><\/p>\n<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/data-flow-diagram\/data-flow-diagram-point-of-sales-pos-system\/\"><img alt=\"Data Flow Diagram: Point of Sales (POS) System\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/repository\/images\/01f55027-1979-4cb0-a14e-4e0fd659d519\/data-flow-diagram-design\/data-flow-diagram-point-of-sales-pos-system.png\" title=\"Data Flow Diagram: Point of Sales (POS) System\"\/><\/a>\n<p><a href=\"https:\/\/online.visual-paradigm.com\/app\/diagrams\/#diagram:proj=0&amp;type=DataFlowDiagram&amp;gallery=\/repository\/01f55027-1979-4cb0-a14e-4e0fd659d519.xml&amp;name=Data%20Flow%20Diagram%3A%20Point%20of%20Sales%20%28POS%29%20System\">S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng \u0111i\u1ec3m b\u00e1n h\u00e0ng (POS)<\/a><\/p>\n<\/li>\n<\/ul>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>Th\u00e0nh th\u1ea1o c\u00e1c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) v\u1edbi Visual Paradigm l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u01a1n gi\u1ea3n b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c truy c\u1eadp c\u00e1c m\u1eabu trong ph\u1ea7n Thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m. B\u1eb1ng c\u00e1ch ch\u1ecdn m\u1eabu Lu\u1ed3ng d\u1eef li\u1ec7u c\u01a1 b\u1ea3n, b\u1ea1n s\u1ebd x\u00e1c l\u1eadp \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u \u0111\u1ec3 t\u1ea1o ra c\u00e1c s\u01a1 \u0111\u1ed3 to\u00e0n di\u1ec7n. C\u00e1c b\u01b0\u1edbc c\u01a1 b\u1ea3n bao g\u1ed3m x\u00e1c \u0111\u1ecbnh c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i, \u0111\u1ecbnh ngh\u0129a c\u00e1c qu\u00e1 tr\u00ecnh, x\u00e1c \u0111\u1ecbnh c\u00e1c kho d\u1eef li\u1ec7u v\u00e0 k\u1ebft n\u1ed1i ch\u00fang b\u1eb1ng c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u. \u0110\u1ec3 t\u0103ng t\u00ednh r\u00f5 r\u00e0ng, h\u00e3y th\u00eam c\u00e1c chi ti\u1ebft m\u00f4 t\u1ea3 v\u00e0o s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n.<\/p>\n<p>C\u00e1c v\u00ed d\u1ee5 th\u1ef1c t\u1ebf, ch\u1eb3ng h\u1ea1n nh\u01b0 H\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn, H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n v\u00e0 N\u1ec1n t\u1ea3ng m\u1ea1ng x\u00e3 h\u1ed9i, minh h\u1ecda c\u00e1ch \u00e1p d\u1ee5ng DFD. Qua c\u00e1c v\u00ed d\u1ee5 n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1ch c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i, c\u00e1c qu\u00e1 tr\u00ecnh v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u t\u01b0\u01a1ng t\u00e1c trong c\u00e1c h\u1ec7 th\u1ed1ng kh\u00e1c nhau.<\/p>\n<p>K\u1ebft lu\u1eadn, vi\u1ec7c h\u1ecdc DFD v\u1edbi Visual Paradigm l\u00e0 m\u1ed9t h\u00e0nh tr\u00ecnh \u0111\u1ea7y n\u0103ng l\u1ef1c. N\u1ec1n t\u1ea3ng th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng cho ph\u00e9p b\u1ea1n t\u1ea1o ra c\u00e1c s\u01a1 \u0111\u1ed3 mang t\u00ednh s\u00e2u s\u1eafc m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, gi\u00fap b\u1ea1n m\u00f4 h\u00ecnh h\u00f3a v\u00e0 hi\u1ec3u r\u00f5 c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng. Khi b\u1ea1n kh\u00e1m ph\u00e1 th\u00eam c\u00e1c t\u00ednh n\u0103ng n\u00e2ng cao, b\u1ea1n s\u1ebd s\u1eb5n s\u00e0ng \u0111\u1ed1i m\u1eb7t v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau. Ch\u00fac b\u1ea1n t\u1ea1o m\u00f4 h\u00ecnh vui v\u1ebb!<\/p>\n<p>H\u1ecdc s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c v\u00ed d\u1ee5 v\u00e0 m\u1eabu trong Visual Paradigm gi\u00fap b\u1ea1n m\u00f4 h\u00ecnh h\u00f3a v\u00e0 hi\u1ec3u c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. Khi b\u1ea1n ti\u1ebfn b\u1ed9, b\u1ea1n c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 th\u00eam c\u00e1c t\u00ednh n\u0103ng n\u00e2ng cao c\u1ee7a Visual Paradigm \u0111\u1ec3 t\u1ea1o ra c\u00e1c DFD chi ti\u1ebft v\u00e0 s\u00e2u s\u1eafc cho nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau. Ch\u00fac b\u1ea1n t\u1ea1o m\u00f4 h\u00ecnh vui v\u1ebb!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gi\u1edbi thi\u1ec7u S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 tr\u1ef1c quan h\u00f3a v\u00e0 hi\u1ec3u r\u00f5 lu\u1ed3ng d\u1eef li\u1ec7u b\u00ean trong m\u1ed9t h\u1ec7 th\u1ed1ng. Trong h\u01b0\u1edbng d\u1eabn n\u00e0y, ch\u00fang ta s\u1ebd kh\u00e1m ph\u00e1 qu\u00e1 tr\u00ecnh h\u1ecdc DFD th\u00f4ng qua c\u00e1c v\u00ed d\u1ee5 th\u1ef1c t\u1ebf v\u00e0 m\u1eabu s\u1eed d\u1ee5ng Visual Paradigm. Visual Paradigm cung c\u1ea5p n\u1ec1n t\u1ea3ng th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c s\u01a1 \u0111\u1ed3 DFD to\u00e0n di\u1ec7n m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. B\u1eaft \u0111\u1ea7u: Truy c\u1eadp c\u00e1c m\u1eabu s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u:M\u1edf Visual Paradigm v\u00e0 \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn ph\u1ea7n Thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m \u1edf ph\u00eda b\u00ean tr\u00e1i c\u1ee7a h\u1ed9p tho\u1ea1i m\u1eabu. Nh\u1ea5p v\u00e0o \u201cS\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u\u201d \u0111\u1ec3 hi\u1ec3n th\u1ecb nhi\u1ec1u m\u1eabu kh\u00e1c nhau. Ch\u1ecdn m\u1eabu s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u01a1 b\u1ea3n:Ch\u1ecdn m\u1eabu s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u01a1 b\u1ea3n \u0111\u1ec3 x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n. Nh\u1ea5p v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng m\u1eabu \u0111\u1ec3 m\u1edf n\u00f3. Hi\u1ec3u r\u00f5 c\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n: X\u00e1c \u0111\u1ecbnh c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i:B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch nh\u1eadn di\u1ec7n c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i, l\u00e0 ngu\u1ed3n ho\u1eb7c \u0111\u00edch c\u1ee7a d\u1eef li\u1ec7u. Nh\u1eefng th\u1ef1c th\u1ec3 n\u00e0y c\u00f3 th\u1ec3 l\u00e0 ng\u01b0\u1eddi d\u00f9ng, h\u1ec7 th\u1ed1ng ho\u1eb7c c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i kh\u00e1c t\u01b0\u01a1ng t\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n. X\u00e1c \u0111\u1ecbnh c\u00e1c qu\u00e1 tr\u00ecnh:X\u00e1c \u0111\u1ecbnh c\u00e1c qu\u00e1 tr\u00ecnh trong h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n, n\u01a1i chuy\u1ec3n \u0111\u1ed5i d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o th\u00e0nh \u0111\u1ea7u ra c\u00f3 \u00fd ngh\u0129a. C\u00e1c qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u1ea1i di\u1ec7n cho c\u00e1c ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n. X\u00e1c \u0111\u1ecbnh c\u00e1c kho d\u1eef li\u1ec7u:X\u00e1c \u0111\u1ecbnh v\u00e0 \u0111\u00e1nh d\u1ea5u c\u00e1c kho d\u1eef li\u1ec7u n\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong h\u1ec7 th\u1ed1ng. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m c\u01a1 s\u1edf d\u1eef li\u1ec7u, h\u1ec7 th\u1ed1ng t\u1ec7p ho\u1eb7c b\u1ea5t k\u1ef3 c\u01a1 ch\u1ebf l\u01b0u tr\u1eef n\u00e0o kh\u00e1c. K\u1ebft n\u1ed1i b\u1eb1ng c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u:S\u1eed d\u1ee5ng c\u00e1c m\u0169i t\u00ean \u0111\u1ec3 bi\u1ec3u di\u1ec5n lu\u1ed3ng d\u1eef li\u1ec7u gi\u1eefa c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i, c\u00e1c qu\u00e1 tr\u00ecnh v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u. C\u00e1c m\u0169i t\u00ean n\u00e0y minh h\u1ecda qu\u1ef9 \u0111\u1ea1o m\u00e0 d\u1eef li\u1ec7u \u0111i qua trong h\u1ec7 th\u1ed1ng. Th\u00eam chi ti\u1ebft m\u00f4 t\u1ea3:N\u00e2ng cao s\u01a1 \u0111\u1ed3 DFD c\u1ee7a b\u1ea1n b\u1eb1ng c\u00e1ch th\u00eam c\u00e1c chi ti\u1ebft m\u00f4 t\u1ea3 nh\u01b0 t\u00ean lu\u1ed3ng d\u1eef li\u1ec7u, m\u00f4 t\u1ea3 qu\u00e1 tr\u00ecnh v\u00e0 th\u00f4ng tin kho d\u1eef li\u1ec7u. \u0110i\u1ec1u n\u00e0y gi\u00fap s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n tr\u1edf n\u00ean to\u00e0n di\u1ec7n v\u00e0 d\u1ec5 hi\u1ec3u h\u01a1n. Th\u1eed t\u1ef1 l\u00e0m: C\u00e1c v\u00ed d\u1ee5 th\u1ef1c t\u1ebf: H\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn:T\u1ea1o m\u1ed9t s\u01a1 \u0111\u1ed3 DFD cho h\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 bao g\u1ed3m kh\u00e1ch h\u00e0ng v\u00e0 c\u1ed5ng thanh to\u00e1n, c\u00e1c qu\u00e1 tr\u00ecnh bao g\u1ed3m x\u1eed l\u00fd \u0111\u01a1n h\u00e0ng, v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 bao g\u1ed3m c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng. H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n:Ph\u00e1t tri\u1ec3n m\u1ed9t s\u01a1 \u0111\u1ed3 DFD cho h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 l\u00e0 sinh vi\u00ean v\u00e0 nh\u00e2n vi\u00ean th\u01b0 vi\u1ec7n, c\u00e1c qu\u00e1 tr\u00ecnh c\u00f3 th\u1ec3 bao g\u1ed3m m\u01b0\u1ee3n v\u00e0 tr\u1ea3 s\u00e1ch, v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn danh m\u1ee5c th\u01b0 vi\u1ec7n. N\u1ec1n t\u1ea3ng m\u1ea1ng x\u00e3 h\u1ed9i:Thi\u1ebft k\u1ebf m\u1ed9t s\u01a1 \u0111\u1ed3 DFD cho m\u1ed9t n\u1ec1n t\u1ea3ng m\u1ea1ng x\u00e3 h\u1ed9i. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 l\u00e0 ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng b\u00ean th\u1ee9 ba, c\u00e1c qu\u00e1 tr\u00ecnh c\u00f3 th\u1ec3 bao g\u1ed3m \u0111\u0103ng n\u1ed9i dung v\u00e0 y\u00eau c\u1ea7u k\u1ebft b\u1ea1n, v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 bao g\u1ed3m h\u1ed3 s\u01a1 ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u n\u1ed9i dung. H\u1ecdc s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c v\u00ed d\u1ee5 V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u logic: C\u1eeda h\u00e0ng t\u1ea1p h\u00f3a S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u t\u00e0i kho\u1ea3n ng\u00e2n h\u00e0ng V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1eadt l\u00fd: C\u1eeda h\u00e0ng t\u1ea1p h\u00f3a S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd mua h\u00e0ng S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng \u0111\u0103ng k\u00fd sinh vi\u00ean S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd t\u1ed3n kho S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u00f4ng tin ph\u01b0\u1eddng x\u00e3 V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: M\u00e1y r\u00fat ti\u1ec1n t\u1ef1 \u0111\u1ed9ng S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u h\u1ec7 th\u1ed1ng cho thu\u00ea video S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd sinh vi\u00ean S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u00f4ng tin b\u1ec7nh vi\u1ec7n V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng ng\u00e2n h\u00e0ng S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng \u0111\u0103ng k\u00fd h\u1ecdc sinh V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: \u0110\u1eb7t h\u00e0ng linh ki\u1ec7n V\u00ed d\u1ee5 DFD: H\u1ec7 th\u1ed1ng \u0111\u1eb7t v\u00e9 m\u00e1y bay V\u00ed d\u1ee5 DFD: X\u1eed l\u00fd \u0111\u01a1n h\u00e0ng \u0111\u01a1n gi\u1ea3n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u00f4ng tin k\u1ebf to\u00e1n N\u1ec1n t\u1ea3ng giao d\u1ecbch ch\u1ee9ng kho\u00e1n Lu\u1ed3ng d\u1eef li\u1ec7u h\u1ec7 th\u1ed1ng \u0111\u0103ng k\u00fd sinh vi\u00ean H\u1ec7 th\u1ed1ng d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng (C\u00f4ng ty \u0111\u01b0\u1eddng s\u1eaft) S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd l\u01b0\u01a1ng V\u00ed d\u1ee5 DFD: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd \u0111\u1ea1i h\u1ecdc S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n C\u01a1 s\u1edf b\u1ea3o tr\u00ec ph\u01b0\u01a1ng ti\u1ec7n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd kh\u00e1ch s\u1ea1n H\u1ec7 th\u1ed1ng \u0111\u1eb7t m\u00f3n \u0103n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd tr\u01b0\u1eddng h\u1ecdc S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd b\u1ec7nh vi\u1ec7n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u b\u1ed1i c\u1ea3nh h\u1ec7 th\u1ed1ng \u0111\u1eb7t m\u00f3n \u0103n \u1ee8ng d\u1ee5ng si\u00eau th\u1ecb S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd b\u00e0i t\u1eadp S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng \u0111i\u1ec3m b\u00e1n h\u00e0ng (POS) K\u1ebft lu\u1eadn Th\u00e0nh th\u1ea1o c\u00e1c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) v\u1edbi Visual Paradigm l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u01a1n gi\u1ea3n b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c truy c\u1eadp c\u00e1c m\u1eabu trong ph\u1ea7n Thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m. B\u1eb1ng c\u00e1ch ch\u1ecdn m\u1eabu Lu\u1ed3ng d\u1eef<a href=\"https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/\" rel=\"bookmark\"><span class=\"screen-reader-text\">Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1edbi Visual Paradigm: H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","_eb_attr":"","neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[23],"tags":[],"class_list":["post-6382","post","type-post","status-publish","format-standard","hentry","category-dfd"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1edbi Visual Paradigm: H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc - Visual Paradigm Guides Vietnamese<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1edbi Visual Paradigm: H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc - Visual Paradigm Guides Vietnamese\" \/>\n<meta property=\"og:description\" content=\"Gi\u1edbi thi\u1ec7u S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 tr\u1ef1c quan h\u00f3a v\u00e0 hi\u1ec3u r\u00f5 lu\u1ed3ng d\u1eef li\u1ec7u b\u00ean trong m\u1ed9t h\u1ec7 th\u1ed1ng. Trong h\u01b0\u1edbng d\u1eabn n\u00e0y, ch\u00fang ta s\u1ebd kh\u00e1m ph\u00e1 qu\u00e1 tr\u00ecnh h\u1ecdc DFD th\u00f4ng qua c\u00e1c v\u00ed d\u1ee5 th\u1ef1c t\u1ebf v\u00e0 m\u1eabu s\u1eed d\u1ee5ng Visual Paradigm. Visual Paradigm cung c\u1ea5p n\u1ec1n t\u1ea3ng th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c s\u01a1 \u0111\u1ed3 DFD to\u00e0n di\u1ec7n m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. B\u1eaft \u0111\u1ea7u: Truy c\u1eadp c\u00e1c m\u1eabu s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u:M\u1edf Visual Paradigm v\u00e0 \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn ph\u1ea7n Thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m \u1edf ph\u00eda b\u00ean tr\u00e1i c\u1ee7a h\u1ed9p tho\u1ea1i m\u1eabu. Nh\u1ea5p v\u00e0o \u201cS\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u\u201d \u0111\u1ec3 hi\u1ec3n th\u1ecb nhi\u1ec1u m\u1eabu kh\u00e1c nhau. Ch\u1ecdn m\u1eabu s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u01a1 b\u1ea3n:Ch\u1ecdn m\u1eabu s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u01a1 b\u1ea3n \u0111\u1ec3 x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n. Nh\u1ea5p v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng m\u1eabu \u0111\u1ec3 m\u1edf n\u00f3. Hi\u1ec3u r\u00f5 c\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n: X\u00e1c \u0111\u1ecbnh c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i:B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch nh\u1eadn di\u1ec7n c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i, l\u00e0 ngu\u1ed3n ho\u1eb7c \u0111\u00edch c\u1ee7a d\u1eef li\u1ec7u. Nh\u1eefng th\u1ef1c th\u1ec3 n\u00e0y c\u00f3 th\u1ec3 l\u00e0 ng\u01b0\u1eddi d\u00f9ng, h\u1ec7 th\u1ed1ng ho\u1eb7c c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i kh\u00e1c t\u01b0\u01a1ng t\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n. X\u00e1c \u0111\u1ecbnh c\u00e1c qu\u00e1 tr\u00ecnh:X\u00e1c \u0111\u1ecbnh c\u00e1c qu\u00e1 tr\u00ecnh trong h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n, n\u01a1i chuy\u1ec3n \u0111\u1ed5i d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o th\u00e0nh \u0111\u1ea7u ra c\u00f3 \u00fd ngh\u0129a. C\u00e1c qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u1ea1i di\u1ec7n cho c\u00e1c ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n. X\u00e1c \u0111\u1ecbnh c\u00e1c kho d\u1eef li\u1ec7u:X\u00e1c \u0111\u1ecbnh v\u00e0 \u0111\u00e1nh d\u1ea5u c\u00e1c kho d\u1eef li\u1ec7u n\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong h\u1ec7 th\u1ed1ng. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m c\u01a1 s\u1edf d\u1eef li\u1ec7u, h\u1ec7 th\u1ed1ng t\u1ec7p ho\u1eb7c b\u1ea5t k\u1ef3 c\u01a1 ch\u1ebf l\u01b0u tr\u1eef n\u00e0o kh\u00e1c. K\u1ebft n\u1ed1i b\u1eb1ng c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u:S\u1eed d\u1ee5ng c\u00e1c m\u0169i t\u00ean \u0111\u1ec3 bi\u1ec3u di\u1ec5n lu\u1ed3ng d\u1eef li\u1ec7u gi\u1eefa c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i, c\u00e1c qu\u00e1 tr\u00ecnh v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u. C\u00e1c m\u0169i t\u00ean n\u00e0y minh h\u1ecda qu\u1ef9 \u0111\u1ea1o m\u00e0 d\u1eef li\u1ec7u \u0111i qua trong h\u1ec7 th\u1ed1ng. Th\u00eam chi ti\u1ebft m\u00f4 t\u1ea3:N\u00e2ng cao s\u01a1 \u0111\u1ed3 DFD c\u1ee7a b\u1ea1n b\u1eb1ng c\u00e1ch th\u00eam c\u00e1c chi ti\u1ebft m\u00f4 t\u1ea3 nh\u01b0 t\u00ean lu\u1ed3ng d\u1eef li\u1ec7u, m\u00f4 t\u1ea3 qu\u00e1 tr\u00ecnh v\u00e0 th\u00f4ng tin kho d\u1eef li\u1ec7u. \u0110i\u1ec1u n\u00e0y gi\u00fap s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n tr\u1edf n\u00ean to\u00e0n di\u1ec7n v\u00e0 d\u1ec5 hi\u1ec3u h\u01a1n. Th\u1eed t\u1ef1 l\u00e0m: C\u00e1c v\u00ed d\u1ee5 th\u1ef1c t\u1ebf: H\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn:T\u1ea1o m\u1ed9t s\u01a1 \u0111\u1ed3 DFD cho h\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 bao g\u1ed3m kh\u00e1ch h\u00e0ng v\u00e0 c\u1ed5ng thanh to\u00e1n, c\u00e1c qu\u00e1 tr\u00ecnh bao g\u1ed3m x\u1eed l\u00fd \u0111\u01a1n h\u00e0ng, v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 bao g\u1ed3m c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng. H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n:Ph\u00e1t tri\u1ec3n m\u1ed9t s\u01a1 \u0111\u1ed3 DFD cho h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 l\u00e0 sinh vi\u00ean v\u00e0 nh\u00e2n vi\u00ean th\u01b0 vi\u1ec7n, c\u00e1c qu\u00e1 tr\u00ecnh c\u00f3 th\u1ec3 bao g\u1ed3m m\u01b0\u1ee3n v\u00e0 tr\u1ea3 s\u00e1ch, v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn danh m\u1ee5c th\u01b0 vi\u1ec7n. N\u1ec1n t\u1ea3ng m\u1ea1ng x\u00e3 h\u1ed9i:Thi\u1ebft k\u1ebf m\u1ed9t s\u01a1 \u0111\u1ed3 DFD cho m\u1ed9t n\u1ec1n t\u1ea3ng m\u1ea1ng x\u00e3 h\u1ed9i. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 l\u00e0 ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng b\u00ean th\u1ee9 ba, c\u00e1c qu\u00e1 tr\u00ecnh c\u00f3 th\u1ec3 bao g\u1ed3m \u0111\u0103ng n\u1ed9i dung v\u00e0 y\u00eau c\u1ea7u k\u1ebft b\u1ea1n, v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 bao g\u1ed3m h\u1ed3 s\u01a1 ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u n\u1ed9i dung. H\u1ecdc s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c v\u00ed d\u1ee5 V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u logic: C\u1eeda h\u00e0ng t\u1ea1p h\u00f3a S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u t\u00e0i kho\u1ea3n ng\u00e2n h\u00e0ng V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1eadt l\u00fd: C\u1eeda h\u00e0ng t\u1ea1p h\u00f3a S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd mua h\u00e0ng S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng \u0111\u0103ng k\u00fd sinh vi\u00ean S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd t\u1ed3n kho S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u00f4ng tin ph\u01b0\u1eddng x\u00e3 V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: M\u00e1y r\u00fat ti\u1ec1n t\u1ef1 \u0111\u1ed9ng S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u h\u1ec7 th\u1ed1ng cho thu\u00ea video S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd sinh vi\u00ean S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u00f4ng tin b\u1ec7nh vi\u1ec7n V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng ng\u00e2n h\u00e0ng S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng \u0111\u0103ng k\u00fd h\u1ecdc sinh V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: \u0110\u1eb7t h\u00e0ng linh ki\u1ec7n V\u00ed d\u1ee5 DFD: H\u1ec7 th\u1ed1ng \u0111\u1eb7t v\u00e9 m\u00e1y bay V\u00ed d\u1ee5 DFD: X\u1eed l\u00fd \u0111\u01a1n h\u00e0ng \u0111\u01a1n gi\u1ea3n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u00f4ng tin k\u1ebf to\u00e1n N\u1ec1n t\u1ea3ng giao d\u1ecbch ch\u1ee9ng kho\u00e1n Lu\u1ed3ng d\u1eef li\u1ec7u h\u1ec7 th\u1ed1ng \u0111\u0103ng k\u00fd sinh vi\u00ean H\u1ec7 th\u1ed1ng d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng (C\u00f4ng ty \u0111\u01b0\u1eddng s\u1eaft) S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd l\u01b0\u01a1ng V\u00ed d\u1ee5 DFD: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd \u0111\u1ea1i h\u1ecdc S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n C\u01a1 s\u1edf b\u1ea3o tr\u00ec ph\u01b0\u01a1ng ti\u1ec7n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd kh\u00e1ch s\u1ea1n H\u1ec7 th\u1ed1ng \u0111\u1eb7t m\u00f3n \u0103n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd tr\u01b0\u1eddng h\u1ecdc S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd b\u1ec7nh vi\u1ec7n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u b\u1ed1i c\u1ea3nh h\u1ec7 th\u1ed1ng \u0111\u1eb7t m\u00f3n \u0103n \u1ee8ng d\u1ee5ng si\u00eau th\u1ecb S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd b\u00e0i t\u1eadp S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng \u0111i\u1ec3m b\u00e1n h\u00e0ng (POS) K\u1ebft lu\u1eadn Th\u00e0nh th\u1ea1o c\u00e1c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) v\u1edbi Visual Paradigm l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u01a1n gi\u1ea3n b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c truy c\u1eadp c\u00e1c m\u1eabu trong ph\u1ea7n Thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m. 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Visual Paradigm Guides Vietnamese","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/","og_locale":"vi_VN","og_type":"article","og_title":"Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1edbi Visual Paradigm: H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc - Visual Paradigm Guides Vietnamese","og_description":"Gi\u1edbi thi\u1ec7u S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 tr\u1ef1c quan h\u00f3a v\u00e0 hi\u1ec3u r\u00f5 lu\u1ed3ng d\u1eef li\u1ec7u b\u00ean trong m\u1ed9t h\u1ec7 th\u1ed1ng. Trong h\u01b0\u1edbng d\u1eabn n\u00e0y, ch\u00fang ta s\u1ebd kh\u00e1m ph\u00e1 qu\u00e1 tr\u00ecnh h\u1ecdc DFD th\u00f4ng qua c\u00e1c v\u00ed d\u1ee5 th\u1ef1c t\u1ebf v\u00e0 m\u1eabu s\u1eed d\u1ee5ng Visual Paradigm. Visual Paradigm cung c\u1ea5p n\u1ec1n t\u1ea3ng th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c s\u01a1 \u0111\u1ed3 DFD to\u00e0n di\u1ec7n m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. B\u1eaft \u0111\u1ea7u: Truy c\u1eadp c\u00e1c m\u1eabu s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u:M\u1edf Visual Paradigm v\u00e0 \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn ph\u1ea7n Thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m \u1edf ph\u00eda b\u00ean tr\u00e1i c\u1ee7a h\u1ed9p tho\u1ea1i m\u1eabu. Nh\u1ea5p v\u00e0o \u201cS\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u\u201d \u0111\u1ec3 hi\u1ec3n th\u1ecb nhi\u1ec1u m\u1eabu kh\u00e1c nhau. Ch\u1ecdn m\u1eabu s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u01a1 b\u1ea3n:Ch\u1ecdn m\u1eabu s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u01a1 b\u1ea3n \u0111\u1ec3 x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n. Nh\u1ea5p v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng m\u1eabu \u0111\u1ec3 m\u1edf n\u00f3. Hi\u1ec3u r\u00f5 c\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n: X\u00e1c \u0111\u1ecbnh c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i:B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch nh\u1eadn di\u1ec7n c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i, l\u00e0 ngu\u1ed3n ho\u1eb7c \u0111\u00edch c\u1ee7a d\u1eef li\u1ec7u. Nh\u1eefng th\u1ef1c th\u1ec3 n\u00e0y c\u00f3 th\u1ec3 l\u00e0 ng\u01b0\u1eddi d\u00f9ng, h\u1ec7 th\u1ed1ng ho\u1eb7c c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i kh\u00e1c t\u01b0\u01a1ng t\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n. X\u00e1c \u0111\u1ecbnh c\u00e1c qu\u00e1 tr\u00ecnh:X\u00e1c \u0111\u1ecbnh c\u00e1c qu\u00e1 tr\u00ecnh trong h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n, n\u01a1i chuy\u1ec3n \u0111\u1ed5i d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o th\u00e0nh \u0111\u1ea7u ra c\u00f3 \u00fd ngh\u0129a. C\u00e1c qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u1ea1i di\u1ec7n cho c\u00e1c ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n. X\u00e1c \u0111\u1ecbnh c\u00e1c kho d\u1eef li\u1ec7u:X\u00e1c \u0111\u1ecbnh v\u00e0 \u0111\u00e1nh d\u1ea5u c\u00e1c kho d\u1eef li\u1ec7u n\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong h\u1ec7 th\u1ed1ng. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m c\u01a1 s\u1edf d\u1eef li\u1ec7u, h\u1ec7 th\u1ed1ng t\u1ec7p ho\u1eb7c b\u1ea5t k\u1ef3 c\u01a1 ch\u1ebf l\u01b0u tr\u1eef n\u00e0o kh\u00e1c. K\u1ebft n\u1ed1i b\u1eb1ng c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u:S\u1eed d\u1ee5ng c\u00e1c m\u0169i t\u00ean \u0111\u1ec3 bi\u1ec3u di\u1ec5n lu\u1ed3ng d\u1eef li\u1ec7u gi\u1eefa c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i, c\u00e1c qu\u00e1 tr\u00ecnh v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u. C\u00e1c m\u0169i t\u00ean n\u00e0y minh h\u1ecda qu\u1ef9 \u0111\u1ea1o m\u00e0 d\u1eef li\u1ec7u \u0111i qua trong h\u1ec7 th\u1ed1ng. Th\u00eam chi ti\u1ebft m\u00f4 t\u1ea3:N\u00e2ng cao s\u01a1 \u0111\u1ed3 DFD c\u1ee7a b\u1ea1n b\u1eb1ng c\u00e1ch th\u00eam c\u00e1c chi ti\u1ebft m\u00f4 t\u1ea3 nh\u01b0 t\u00ean lu\u1ed3ng d\u1eef li\u1ec7u, m\u00f4 t\u1ea3 qu\u00e1 tr\u00ecnh v\u00e0 th\u00f4ng tin kho d\u1eef li\u1ec7u. \u0110i\u1ec1u n\u00e0y gi\u00fap s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n tr\u1edf n\u00ean to\u00e0n di\u1ec7n v\u00e0 d\u1ec5 hi\u1ec3u h\u01a1n. Th\u1eed t\u1ef1 l\u00e0m: C\u00e1c v\u00ed d\u1ee5 th\u1ef1c t\u1ebf: H\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn:T\u1ea1o m\u1ed9t s\u01a1 \u0111\u1ed3 DFD cho h\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 bao g\u1ed3m kh\u00e1ch h\u00e0ng v\u00e0 c\u1ed5ng thanh to\u00e1n, c\u00e1c qu\u00e1 tr\u00ecnh bao g\u1ed3m x\u1eed l\u00fd \u0111\u01a1n h\u00e0ng, v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 bao g\u1ed3m c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng. H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n:Ph\u00e1t tri\u1ec3n m\u1ed9t s\u01a1 \u0111\u1ed3 DFD cho h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 l\u00e0 sinh vi\u00ean v\u00e0 nh\u00e2n vi\u00ean th\u01b0 vi\u1ec7n, c\u00e1c qu\u00e1 tr\u00ecnh c\u00f3 th\u1ec3 bao g\u1ed3m m\u01b0\u1ee3n v\u00e0 tr\u1ea3 s\u00e1ch, v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn danh m\u1ee5c th\u01b0 vi\u1ec7n. N\u1ec1n t\u1ea3ng m\u1ea1ng x\u00e3 h\u1ed9i:Thi\u1ebft k\u1ebf m\u1ed9t s\u01a1 \u0111\u1ed3 DFD cho m\u1ed9t n\u1ec1n t\u1ea3ng m\u1ea1ng x\u00e3 h\u1ed9i. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 l\u00e0 ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng b\u00ean th\u1ee9 ba, c\u00e1c qu\u00e1 tr\u00ecnh c\u00f3 th\u1ec3 bao g\u1ed3m \u0111\u0103ng n\u1ed9i dung v\u00e0 y\u00eau c\u1ea7u k\u1ebft b\u1ea1n, v\u00e0 c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 bao g\u1ed3m h\u1ed3 s\u01a1 ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u n\u1ed9i dung. H\u1ecdc s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c v\u00ed d\u1ee5 V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u logic: C\u1eeda h\u00e0ng t\u1ea1p h\u00f3a S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u t\u00e0i kho\u1ea3n ng\u00e2n h\u00e0ng V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1eadt l\u00fd: C\u1eeda h\u00e0ng t\u1ea1p h\u00f3a S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd mua h\u00e0ng S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng \u0111\u0103ng k\u00fd sinh vi\u00ean S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd t\u1ed3n kho S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng mua s\u1eafm tr\u1ef1c tuy\u1ebfn S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u00f4ng tin ph\u01b0\u1eddng x\u00e3 V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: M\u00e1y r\u00fat ti\u1ec1n t\u1ef1 \u0111\u1ed9ng S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u h\u1ec7 th\u1ed1ng cho thu\u00ea video S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd sinh vi\u00ean S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u00f4ng tin b\u1ec7nh vi\u1ec7n V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng ng\u00e2n h\u00e0ng S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng \u0111\u0103ng k\u00fd h\u1ecdc sinh V\u00ed d\u1ee5 s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: \u0110\u1eb7t h\u00e0ng linh ki\u1ec7n V\u00ed d\u1ee5 DFD: H\u1ec7 th\u1ed1ng \u0111\u1eb7t v\u00e9 m\u00e1y bay V\u00ed d\u1ee5 DFD: X\u1eed l\u00fd \u0111\u01a1n h\u00e0ng \u0111\u01a1n gi\u1ea3n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng th\u00f4ng tin k\u1ebf to\u00e1n N\u1ec1n t\u1ea3ng giao d\u1ecbch ch\u1ee9ng kho\u00e1n Lu\u1ed3ng d\u1eef li\u1ec7u h\u1ec7 th\u1ed1ng \u0111\u0103ng k\u00fd sinh vi\u00ean H\u1ec7 th\u1ed1ng d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng (C\u00f4ng ty \u0111\u01b0\u1eddng s\u1eaft) S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd l\u01b0\u01a1ng V\u00ed d\u1ee5 DFD: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd \u0111\u1ea1i h\u1ecdc S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u01b0 vi\u1ec7n C\u01a1 s\u1edf b\u1ea3o tr\u00ec ph\u01b0\u01a1ng ti\u1ec7n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd kh\u00e1ch s\u1ea1n H\u1ec7 th\u1ed1ng \u0111\u1eb7t m\u00f3n \u0103n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd tr\u01b0\u1eddng h\u1ecdc S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd b\u1ec7nh vi\u1ec7n S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u b\u1ed1i c\u1ea3nh h\u1ec7 th\u1ed1ng \u0111\u1eb7t m\u00f3n \u0103n \u1ee8ng d\u1ee5ng si\u00eau th\u1ecb S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd b\u00e0i t\u1eadp S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u: H\u1ec7 th\u1ed1ng \u0111i\u1ec3m b\u00e1n h\u00e0ng (POS) K\u1ebft lu\u1eadn Th\u00e0nh th\u1ea1o c\u00e1c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) v\u1edbi Visual Paradigm l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u01a1n gi\u1ea3n b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c truy c\u1eadp c\u00e1c m\u1eabu trong ph\u1ea7n Thi\u1ebft k\u1ebf ph\u1ea7n m\u1ec1m. B\u1eb1ng c\u00e1ch ch\u1ecdn m\u1eabu Lu\u1ed3ng d\u1eefTh\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1edbi Visual Paradigm: H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc","og_url":"https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/","og_site_name":"Visual Paradigm Guides Vietnamese","article_published_time":"2026-02-04T09:49:39+00:00","og_image":[{"url":"https:\/\/online.visual-paradigm.com\/repository\/images\/17b473be-0da9-4364-ad58-1910f57014ea\/data-flow-diagram-design\/logical-data-flow-diagram-example-grocery-store.png","type":"","width":"","height":""}],"twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"vpadmin","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"11 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/#article","isPartOf":{"@id":"https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/"},"headline":"Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1edbi Visual Paradigm: H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc","datePublished":"2026-02-04T09:49:39+00:00","mainEntityOfPage":{"@id":"https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/"},"wordCount":1972,"commentCount":0,"image":{"@id":"https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/#primaryimage"},"thumbnailUrl":"https:\/\/online.visual-paradigm.com\/repository\/images\/17b473be-0da9-4364-ad58-1910f57014ea\/data-flow-diagram-design\/logical-data-flow-diagram-example-grocery-store.png","articleSection":["DFD"],"inLanguage":"vi","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/","url":"https:\/\/guides.visual-paradigm.com\/vn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/","name":"Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1edbi Visual Paradigm: H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc - 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