A dummy activity is used in PERT network to describe the_____________________?
Correct answer: A. Precedence relationship
- A. Precedence relationship
- B. Resource idleness
- C. Resource restriction
- D. Necessary time delay
Explanation
A dummy activity in PERT has zero duration and consumes no resources; it is inserted only to show the correct precedence relationship between activities. It therefore does not represent idleness or a time delay.
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