Question

In a network diagram, an activity having a dotted arrow between activities is often referred to as a/an __________________ activity.

• A. failed
• B. risky
• C. important
• D. dummy

Answer 1

Answer:

D. dummy

A dotted arrow between activities in a network diagram represents a dummy activity. It neither requires time nor any other resources. It is used to establish the grammatical and logical relationship between different activities and to ensure uniqueness in the network.