A Simple CPM Network Has Three Activities, D, E, and F

question 126

Multiple Choice

A simple CPM network has three activities, D, E, and F. D is an immediate predecessor of E and of F. E is an immediate predecessor of F. The activity durations are D = 5, E = 4, F = 9.

• A) The critical path is D-E-F, duration 18.
• B) The critical path is D-F, duration 14.
• C) Slack at D is 4 units.
• D) Slack at E is 4 units.
• E) The network has two critical paths.