Operation Management 19913495

Operation Management 19913495.

  
Question 3:
Sequence the jobs shown below by using a Gantt chart. 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
a) Using finite capacity scheduling, draw a Gantt chart for the schedule (Marks 1)
b) What is the makespan? (Marks 0.5) 
c) How much machine idle time is there? (Marks 0.5)
d) How much idle time (waiting time) is there for each job? (Marks 0.5)
e) When is each job delivered? (Marks 0.5)
f) Which department is the bottleneck? (Marks 0.5)
g) Calculate the machine utilization? (Marks 0.5)
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Operation Management 19913495

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