Question: JOB WORK CENTER / MACHINE HOURS DUE DATE ( DAYS) 1 A/3, B/2, C/2 3 2 C/2, A/4 2 3 B/6, A/1, C/3 4 4

JOB WORK CENTER / MACHINE HOURS DUE DATE ( DAYS)
1 A/3, B/2, C/2 3
2 C/2, A/4 2
3 B/6, A/1, C/3 4
4 C/4, A/1, B/2 3

Sequence the jobs shown below by using a Gantt chart. Assume that the move time between machines is one hour. Sequence the jobs in priority order 1, 2, 3, 4.

a. What is the makespan?

b. How much machine idle time is there?

c. When is each job delivered compared with its due date?

d. How much idle time (waiting time) is there for each job?

e. Devise a better job sequence for processing

2. assume there are two machines of type A, two of type B, and two of type C.

a. Prepare a finite capacity schedule. b. Compare the FCS to the Gantt chart.

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