1.

In system modeling : A-Model;B-Prototype;;1- it’s an abstract view of a system that ignores system details; 2-It’s an initial version of system software which givers end-users a concrete impression of the system capacities

A. A-1, B-2
B. A-1, B-1
C. B-1, A-2
D. A-2, B-2
Answer» B. A-1, B-1


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