Use Case Diagram Easily visualize your system's functionality with use case diagrams Create Your Use Case PayPalCreditPaymentIdentity<<Service>>ServiceProviderAuthenticationOnline Shopping<<include>><<include>>View ItemsMakePurchaseCheckoutClientRegisterRegisteredCustomerCustomerNewCustomerWeb...
2. Use Case Diagram for Website Try It FreeAll Templates In the above diagram, the site user and the webmaster are the actors of the UML diagram. The site user wants to search for documents, browse documents, and view events. These are the use cases or the functionality the user wants ...
用例图体现了该系统能够为参与者提供的种种功能以及这些功能之间的联系。要画好一张用例图,需要把握三个元素:参与者(Actor)、用例(Use Case)和用例间的关系(Relationship)。 一、 参与者 参与者代表的是参与使用系统的一类角色,例如,读者就是图书馆这个系统的参与者。要正确把握参与者,需要注意以下几点: 1. 参与...
UML is a very complex framework and each type of diagram serves a particular purpose. In a use case diagram, you only want to present really high level processes, and not show the details. For example, listing the possible currencies of the account is completely out of place, I think ...
UML Use Case Diagram Example. Social Networking Sites Project UML Diagrams Social Networking Sites Project. This sample was created in ConceptDraw DIAGRAM diagramming and vector drawing software using the UML Use Case Diagram library of the Rapid UML Solution from the Software Development area of ...
Lecture SeriesRequirements Modeling (Use Case Diagram + Use Case Description) Session ObjectivesAt the end of this lecture You will be able to :Draw a use case diagram to depict functional requirements of a system.Expose typical mistakes by students.Write use case description for a use case. us...
1 在下面的用例图(UseCase Diagram)中,X1、X2和X3表示 (38) ,已知UC3是抽象用例,那么X1可通过 (39) 用例与系统进行交互。并且,用例 (40) 是UC4的可选部分,用例 (41) 是UC4的必须部分。(38)是() A.人 B.系统 C.参与者 D.外部软件 2 在下面的用例图(UseCase Diagram)中,X1、X2和X3表示 (...
Use Case DiagramType, Use CaseLevel, ImportantActors, High PrimaryStakeholders, AdministratorDescription, BriefFlow, Normal
2、新建Use Case View用例视图 右击上面新建的Project->选择【New View】->弹出对话框,选择【Use Cse】如下图 单击【OK】,在Model工程下,这样就新建了一个Package。 右击Package【商品提报上架】->选择【Add】->选择【Add Diagram】,如下图所示 弹出如下对话框:选择【UML Behavioral】->Use Case,单击【OK】 ...
UML——Use Case Diagram(用例图) 用例图主要用来描述角色以及角色与用例之间的连接关系。说明的是谁要使用系统,以及他们使用该系统可以做些什么。一个用例图包含了多个模型元素,如系统、参与者和用例,并且显示这些元素之间的各种关系,如泛化、关联和依赖。它展示了一个外部用户能够观察到的系统功能模型图。