Question

What is the purpose of context diagrams in data flow design?

a.

To depict the interaction of a system with the environment

b.

To expand the central process node of a data flow diagram

c.

To describe the algorithm of a process in minispecs

d.

To serve as a lower level diagram in a hierarchy of diagrams

Posted under Software Engineering

Answer: (a).To depict the interaction of a system with the environment Explanation:Context diagrams are data flow diagrams that depict the interaction of a system with the environment (the collection of external entities).

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