中山大学-UML选择.docxVIP

“A” A / symbol before the attribute name is wrong in domain model. F A domain model can show UI elements and database in a business project. F Arrow line indicates the relation of a user use use cases in UML Use Case Diagram. F Any UML diagram in OOA must describe the System as Black Box. F An object in domain layer can send messages to an UI object. F A timer may be a special actor of the system. T A domain model is a visual representation of conceptual classes or real-situation objects in a domain. T A use case named Manage X, such as manage user, means that the user goal is to collapse(集中) CRUD on object X . T An end user can find the operation process in UML Use Case Diagram. F “C-D” Composition in the UML loosely suggests whole-part relationships. F condition: actions ... structure can be used to describe a Use case Main Success Scenario. F +doSomething(b:B) of class A means that the class A dependent on the class B. T During OOA, there is an emphasis on finding and describing the objects or conception in the problem domain. T “I” In Design Class Diagram(DCD), a association line between classes may has an association name. F In DCD, use a navigability arrow(导航箭头) to indicate that a Register object has an attribute of one Sale object. T In GoF Composite pattern, the whole object and its part objects have the same interface. T Informally, a use case is a specific sequence of actions and interactions between actors and the system. F In software design, Aggregation over Composition. F It is more than a few weeks long for most projects in Inception. F In Agile modeling, a suitable iteration length is two to six weeks time_box. T In UP, a suitable iteration length is two to six weeks timebox. T In Agile Principles, our highest priority is early and continuously delivers valuable software to customer. T In elaboration, we do not need deliver a runnable product