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
top-down design
Turnaround
Tuple
None of these

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System Analysis and Design
Cost-Benefit analysis

estimates the hardware and software costs
All of these
compares the cost, with the benefits, of introducing a computer-based system
evaluates the tangible and non-tangible factors
None of these

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