System Analysis and Design
A hierarchical chart that divides a large program into modules, in which greater details is designed in successively lower programming levels, is called a

Scheme
Structure
sub-schema
None of these
All of these

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

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

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