分别用use case diagram,sequence diagram,activity diagram 完成Airline companies offer various flights.A flight is open to booking and closed again by order of the company.A customer can book several flights for different passengers.A booking is confirmed when there is availability for specified day,...
use case diagram 用例图（use case diagram）就是由主角、用例以及它们之间的关系构成的图。该图说明了用例模型中的关系。 可以将用例图组织到用例包中，并归用例包所有，让特定包中仅显示 类图(Class diagram)是显示了模型的静态结构，特别是模型中存在的类、类的内部结构以及它们与其他类的关系等...
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 Lecture SeriesUML SIGRequirements Modeling (Use Case Diagram + Use Case Description) UML 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...
1、UML Lecture SeriesUML SIGRequirements Modeling (Use Case Diagram + Use Case Description) UML 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 functionalrequirements ...
分别用use case diagram,sequence diagram,activity diagram 完成Airline companies offer various flights.A flight is open to booking and closed again by order of the company.A customer can book several flights for different passengers.A booking is confirmed when there is availability for specified day,...
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 for a context diagram: A hotel reservation system Let’s use an example of a context diagram to demonstrate how it works. Imagine you’re a hotel manager. You want to upgrade your online hotel reservation system to provide a better experience for customers. To do this, you use ...
Travel use case diagram Here is a use case diagram that maps out how different types of users can engage with a travel booking website or application. CREATE THIS DIAGRAM TEMPLATE This comprehensive template includes extended use cases marked by dotted lines and arrows instead of simple lines. ...
用例(use case):系统功能 图形:如下图是登录功能 用例.png 每个用例都有一个名称:短小精悍的“动名词”如例如ATM系统,经典的用例有“取钱” “存钱”“修改密码”等。 参与者(actor):用户或者外部系统 图形: 参与者.png 对每一类参与者要有简短描述:如 学生:需要参加培养计划规定的课程,并通过考核 ...