System Analysis and Design
The systems conversion technique of totally removing the existing system and immediately implementing the new system is called a

parallel run
None of these
phased conversion
crash conversion
pilot conversion

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

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

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