System Analysis and Design
The processes at the most detailed level of the data flow diagrams are called

None of these
transform descriptions
data flows
interfaces
functional primitives

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System Analysis and Design
Rapid prototyping proves the quality of a design by

having a data flow diagram
having a program simulate the real system
having the system analyst present an overview of the design to users, programmers, and consultants
None of these
both (a) and (b)

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