Industrial Engineering and Production Management
Scheduling gives information about

When work should complete
That how idle time can be minimized
When work should start and how much work should be completed during a certain period
Proper utilization of machines

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Industrial Engineering and Production Management
Activity slack or float of any event on a PERT/CPM chart is represented by

Latest start time of the event earliest start time of the event
Latest start time of succeeding event earliest finish time of preceding event activity time
Latest finish time of event earliest finish time of the event
Anyone of the above

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