Industrial Engineering and Production Management
In process layout

Routing and scheduling is more difficult
All of these
Handling and backtracking of materials is too much
Production control is more difficult and costly

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Industrial Engineering and Production Management
The basic difference between PERT and CPM is that

Guessed times are used in PERT and evaluated times in CPM
Critical path is determined in PERT only
Costs are considered on CPM only and not in PERT
PERT deals with events and CPM with activities

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