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
top-down design
Turnaround
Tuple

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System Analysis and Design
In top down analyis and design

each succeeding phase is more detailed than the phase before it
each succeeding phase is less detailed than the phase before it
all of the listed here
each succeeding phase is as detailed as the phase before it.

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