System Analysis and Design
A design that consists of a hierarchy of modules; each module has a single entry and a single exit subroutine, is known as

hierarchy structure
None of these
Turnaround
top-down design
Tuple

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

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

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