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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
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.
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 |
- What is the makespan?
- How much machine idle time is there?
- When is each job delivered compared with its due date?
- How much idle time (waiting time) is there for each job?
- Devise a better job sequence for processing
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