TB Figure 17.3 is taken from the text figure showing the systems selection task and documents
Required:
Explode bubble 3.0 Systems Selection into a Level 1 DFD. The DFD should include the items listed below. The data flows for available hardware and physical requirements are listed twice because these data flows will each appear twice in the Level 1 DFD.
Process bubbles
3.1 Prepare requests for proposal
3.2 Evaluate vendor proposals
3.3 Assess software plan
3.4 Complete configuration plan
External entities
External sources
Hardware/ software vendors
Data flows
Approved configuration plan
Available hardware
Available hardware
Logical specification
Physical requirements
Physical requirements
Request for proposal
Software specifications
Suggested hardware resources
Vendor proposals
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