On the context diagram,Tim has a process called "Start the Process".It has one output data flow 'Initial Data' and no input data flows.This is:
A) Totally acceptable for a context diagram
B) Incorrect for a context diagram, but acceptable on the Level 0 diagram
C) Incorrect for both a context and Level 0 diagrams, but acceptable for a Level 1 diagram
D) Incorrect for context, level 0, level 1, but acceptable for a level 2 diagram
E) Incorrect in all situations

Question

Quizplus · Accepted Answer

A context diagram should show the system's interactions with external entities, including both inputs and outputs. A process with only an output and no input is incorrect in all situations as it violates the basic principle of data flow diagrams, which require processes to have both inputs and outputs.

On the Context Diagram,Tim Has a Process Called "Start the Process".It