System Analysis and Design
System prototyping helps the designer in

communicating to the user, quickly, how the system, when developed, will look like and get a feedback.
giving a demo of the software, to the system manager to whom he reports
making the programmers understand how the system will function.
all of the listed here

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System Analysis and Design
Which of the following is not a requirement of structured design?

Each module should be as independent as possible of all other modules, except its parent
The code should be executed in a top-to-bottom fashion within each module
None of these
It should use many GOTO statements
It should be made up of a hierarchy of modules

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