SOFTWARE DESIGN
OBJECT ORIENTED DESIGN
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Represent behavior with control structure, represent many objects in use case
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Static representation of concepts, types, and classes
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Helps to understand the basic purpose of the class
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Representation of the layout of components on hardware nodes
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Detailed explanation-1: -It captures the dynamic behavior of the system. Other four diagrams are used to show the message flow from one object to another but activity diagram is used to show message flow from one activity to another. Activity is a particular operation of the system.
Detailed explanation-2: -A UML activity diagram helps to visualize a certain use case at a more detailed level. It is a behavioral diagram that illustrates the flow of activities through a system. UML activity diagrams can also be used to depict a flow of events in a business process.
Detailed explanation-3: -Q: Why are activity diagrams useful for understanding a use case? A: An activity diagram documents the step by step processing within a use case and shows the relationships (arrows) between the steps. It is also graphical and consequently often easier to understand.