OM Sample_Exam_I 2009 Oct 16

OM Sample_Exam_I 2009 Oct 16 - 1 BUSQOM 1070 Operations...

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BUSQOM 1070 Operations Management Dr. Jennifer Shang Fall, 2009 Sample Exam I (Due at 5:00pm on Friday, Oct. 16, 2009. Anne Clough ’s Office in 278 Mervis Hall) Please post all the Multiple Choice and True/False Answers below. Multiple Choice (1-20, 1 point each; 21-30 2points each) True/False (1 point each) 1. 11. 21. 1. 2. 12. 22. 2. 3. 13. 23. 3. 4. 14. 24. 4. 5. 15. 25. 5. 6. 16. 26. 6. 7. 17. 27. 7. 8. 18. 28. 8. 9. 19. 29. 9. 10. 20. 30. 10. 1
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Multiple Choice (1 point each) 1. Project managers use network planning techniques to _____________________________. a) evaluate costs b) assign resources to activities c) estimate how long it will take to assign activities d) calculate the expected completion time of the project e) invert activities 2. What does AON stand for? a) action-oriented-network b) activity-on-network c) activity-on-node d) activity-oriented-network e) activity-overrun-network 3. The critical path is the sequential path of interrelated activities which has the ____________________. a) most activities b) longest time c) most nodes d) most events e) most arrows 4. In making a forward pass through a network, activities L, M, and P are immediate predecessors for activity T, which has an activity time of 7. The early start times for activities L, M, and P are 22, 17, and 27, respectively. The early finish times for activities L, M, and P are 29, 27, and 33, respectively. What is the early start time for activity T? a) 17 b) 24 c) 27 d) 33 e) 40 5. In monitoring the progress of a project, it is important to focus on _____________________________. a) activities on the critical path b) activities with long completion times c) activities with large slacks d) initiating events e) terminating events 2 2
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6. Which of the following is not included in the approach for crashing projects? a) Determine which activity requires the most time. b) Crash the least expensive activity first. c) Determine how much the project needs to be reduced. d) Calculate the total costs associated with crashing the project. e) Determine which activities on the critical path can be reduced. 7. Upper and lower control limits are usually set at ± how many standard deviations from the mean? a) 0.5 b) 1.0 c) 2.0 d) 3.0 e) 6.0 8. Six-sigma quality implies how many average defects per million? a) 3.4 b) 6 c) 2600 d) 3 σ e) 6 σ 9. Which of the following is not a feature common to all forecasting models? a) This period’s forecast error is needed to compute next period’s forecast. b) Forecasts are rarely perfect. c) Forecasts are more accurate for groups of items rather than for individual items. d) Forecasts are more accurate for shorter rather than for longer time horizons. e)
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This note was uploaded on 10/16/2009 for the course BUSQOM 1070 taught by Professor Shang during the Fall '09 term at Pittsburgh.

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OM Sample_Exam_I 2009 Oct 16 - 1 BUSQOM 1070 Operations...

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