System Analysis and Design
In top down analyis and design

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

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System Analysis and Design
The approach used in top-down analysis and and design is

to prepare flowcharts after programming has been completed
to identify the top level functions by combining many smaller components into a single entity.
None of these
to identify a top level function and then create a hierarchy of lower level modules and components
All of these

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System Analysis and Design
The term Parallel Run refers to

All of these
None of these
the same job run on two different computer to test their speeds
the processing of two different jobs initiated from two terminals.
the concurrent operation of an existing system and a new system

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