COMPUTER SCIENCE AND ENGINEERING
SOFTWARE ENGINEERING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A context diagram is used:
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as the first step in developing a detailed DFD of a system
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in systems analysis of very complex systems
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as an aid to system design
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as an aid to programmers
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Explanation:
Detailed explanation-1: -Context diagrams focus on how external entities interact with your system. It’s the most basic form of a data flow diagram, providing a broad view of the system and external entities in an easily digestible way. Because of its simplicity, it’s sometimes called a level 0 data flow diagram.
Detailed explanation-2: -Elements of a data flow diagram To get started, you’ll need to create a context diagram (also called Level 0), which represents the entire system. Think of this as the bird’s eye view that just about anyone-engineers, clients, and executives-can look at to understand how a process works.
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