All activities on the critical path have a zero slack time.

Question

Quizplus · Accepted Answer

The critical path is the longest path in the network diagram and comprises all activities that must be completed on time for the project to be completed on schedule. The slack time of an activity is the time by which it can be delayed without affecting the project completion date. Since critical path activities have zero slack time, any delay in them will directly impact project completion time, making them critical to the project.

All Activities on the Critical Path Have a Zero Slack