MGT-311: Intro to Operations Management

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Question 1:

Workers should be given more control over the inspection for their own work. Discuss the pros and cons of this situation? (Marks 2)

Question 2:

  • What are the advantages of Exponential smoothing over the Moving average and the Weighted moving average? (Marks 2)
  • Explain the aggregate planning strategy? (Marks 2)

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 HoursDue 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
  • Using finite capacity scheduling, draw a Gantt chart for the schedule (Marks 1)
  • What is the makespan? (Marks 0.5)
  • How much machine idle time is there? (Marks 0.5)
  • How much idle time (waiting time) is there for each job? (Marks 0.5)
  • When is each job delivered? (Marks 0.5)
  • Which department is the bottleneck? (Marks 0.5)
  • Calculate the machine utilization? (Marks 0.5)