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
having a program simulate the real system
both (a) and (b)
None of these

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System Analysis and Design
The black-box concept:

All of these
is invoked by describing a system in terms of inputs and outputs, leaving the transformation process a black box.
None of these
assumes that the black box is independent
assumes that inputs and outputs will remain stable

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System Analysis and Design
In Decision trees

None of these
nodes represent the conditions, with the right side of tree listing the actions to be taken
the root is drawn on the left and is the starting point on the decision sequence.
All of these
the branch depends on the condition and decisions to made

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