A) 1 low to do a function efficiently
B) Restrict the number of times a function can be performed
C) Requirements of user
D) All of the above
E) None of these
Correct Answer: C
Solution :
The Data flow diagram (DFD) is an excellent communication tool for analysts to model processes and functional requirements. The sponsor of a project and the end user will need to be briefed and consulted throughout all stages a system's evaluation with a DFD. Users are able to visualize how the system will operate what the system will accomplish and how the system will be Implemented.
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