Essay
Figure TB 17.5 is the DFD of the systems development life cycle as presented in the text. Required
Explode bubble 4.0 Structured Systems Design into a Level 1 DFD.All of the process bubbles and data flows are presented below.The data flows for implementation plan and budget and logical specification are listed twice because these data flows will appear twice in the Level 1 DFD.
Correct Answer:

Verified
Correct Answer:
Verified
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