The AOA network described by this table needs:
A) zero dummy activities
B) one dummy activity.
C) two dummy activities.
D) three dummy activities.

Question

The AOA network described by this table needs: 
A) zero dummy activities 
B) one dummy activity. 
C) two dummy activities. 
D) three dummy activities.

Quizplus · Accepted Answer

The network has three situations where a dummy activity is needed: between activities B and C, between activities D and E, and between activities F and G. Therefore, the network needs two dummy activities.

The AOA Network Described by This Table Needs