47The major difference between PERT and CPM networks is: A.PERT requires three time estima
47 The major difference between PERT and CPM networks is:
A. PERT requires three time estimates whereas CPM requires one time estimate.
B. PERT is used for construction projects whereas CPM is used for R & D.
C. PERT addresses only time whereas CPM also includes cost and resource availability.
D. PERT requires computer solutions whereas CPM is a manual technique.
E. PERT is measured in days whereas CPM uses weeks or months