Question: Job Work Center / Machine Hours Due Date 1 A/2 B/3 C/4 2 2 B/4 A/3 C/2 3 3 C/2 B/4 A/2 2 No job

Job Work Center / Machine Hours Due Date
1 A/2 B/3 C/4 2
2 B/4 A/3 C/2 3
3 C/2 B/4 A/2 2

No job splitting, no move time. Set forward, finite loading for scheduling

Referring to the table above, using a Gantt chart to schedule the jobs in a sequence of 1, 3, 2, the average queue length for the schedule is:

a. Less than or equal to 2 hours.

b. Greater than 4 hours.

c. Greater than 3 but less than or equal to 3 hours.

d. Greater than 3 but less than or equal to 4 hours.

2.) Referring to the table above, using a Gantt chart to schedule the jobs in a sequence of 1, 3, 2, the make-span for this schedule is:

a. Less than or equal to 13 hours.

b. Greater than 17 hours.

c. Greater than 15 but less than or equal to 17 hours.

d. Greater than 13 but less than or equal to 15 hours.

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