EMERGING TRENDS IN SOFTWARE ENGINEERING
MISCELLANEOUS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Level-0 DFD
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Level-1 DFD
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Level-2 DFD
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None of the above
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Detailed explanation-1: -DFD Level 0 is also called a Context Diagram. It’s a basic overview of the whole system or process being analyzed or modeled. It’s designed to be an at-a-glance view, showing the system as a single high-level process, with its relationship to external entities.
Detailed explanation-2: -System context diagram (also known as a level 0 DFD) is the highest level in a data flow diagram and contains only one process, representing the entire system, which establishes the context and boundaries of the system to be modeled.
Detailed explanation-3: -Level 0: Also known as a “context diagram, ‘’ this is the highest level and represents a very simple, top-level view of the system being represented. Level 1: Still a relatively broad view of the system, but incorporates subprocesses and more detail.