For an activity in a CPM analysis, the early finish time is 20 and the late finish time is 20. Which of the following statements is true?
A) The activity's late start must happen before its early start.
B) The activity is on the critical path.
C) The slack for this activity is 20.
D) The duration of this task is zero.
E) The duration of this task is 20.

Question

Quizplus · Accepted Answer

If an activity has the same early finish time and late finish time, it means that there is no slack available for that activity. In other words, any delay in this activity will cause a delay in the overall project completion time. Hence, the activity must be on the critical path.

For an Activity in a CPM Analysis, the Early Finish