Operations Final Quiz Answers
A. One applies to manufacturing and the other applies to only purchasing.
B. One is fairly simple to achieve and the other is extremely difficult.
C. There is essentially no difference between the two.
D. One applies to U.S. firms, while the other applies to companies anywhere in the world.
E. One originated in Canada and the other in Europe.
A. Aggregate planning.
B. Master production scheduling.
C. Rough-cut capacity planning.
D. Materials requirements planning.
E. Capacity requirements planning.
A. Backordering demand in peak periods
B. Building inventory in advance of peak periods
C. Hiring additional workers in peak periods
D. Construction of a new plant and/or finished goods warehouse
E. All of the above are methods used to cope with fluctuating demand in
A. Level strategy.
B. Chase strategy.
C. Subcontracting strategy.
D. Material requirements production strategy
E. It depends on other factors
A. Hire additional workers when demand increases and outplace them when demand decreases
B. Stock up excessive inventory during the periods of low demand.
C. Purchase the shortages from subcontractors.
D. Allow the employees to work overtime when the demand is low.
E. All of the above
Month Demand May 800 Jun 650 July 720 August 690 Sept 530 Oct 610 Nov 630 Dec 610 If the beginning inventory is 300 units and the desired ending inventory at the end of December is 500 units, how many units will be in inventory at the end of August? Assume that backorders are allowed.
A. Maintains a stable workforce working at a constant output rate.
B. Varies the output by changing the number of hours worked through flexible work schedules or overtime
C. Matches the production rate to monthly demand by hiring and laying off
D. Uses a part-time workforce when the demand exceeds the production rate.
E. Never uses inventory to buffer against the changes in demand.
A. The product is perishable
B. Warehouse space for finished goods is limited.
C. Inventory carrying costs are very high.
D. The production process requires highly trained labor.
E. None of the above (i.e., all are incentives for a chase plan).
A. $6,000 and 160 workers
B. $13,000 and 160 workers
C. $6,000 and 170 workers
D. $13,000 and 170 workers
E. $19,000 and 170 workers
E. None of the above answers are correct.
A. Inventory holding costs.
B. Basic production costs (fixed and variable).
C. Hiring and training costs.
D. Layoff and firing expenses
E. Depreciation costs.
A. reorder point stock
B. pipeline stock
C. safety stock
D. cycle stock
A. Scrap cost
B. Test equipment cost
C. Inspection cost
D. Warranty cost
E. None of the above, all are a cost of quality.
I. A strategic vision for the organization was developed.
II. Senior management was actively involved in improvement efforts.
III. They produced highly profitable, high technology products.
IV. Quality control and improvement efforts were carefully planned and implemented.
A. One originated in Japan, the other in Europe
B. There is essentially no difference between the two
C. ISO 9000 is more important in international commerce
D. One applies to only U.S. firms, one applies to only European firms
E. ISO 9000 focuses on customer satisfaction, unlike the Baldrige Award
A. Root cause analysis.
B. Value engineering.
C. Quality function deployment.
E. Walking the cat backwards.
A. Design quality
B. Conformance quality
C. Quality function deployment
D. Fitness for use
E. None of the above
A. Introduction of numerically controlled machine tools into the process.
B. Introduction of quality control checks at the end of the process.
C. Introduction of quality controls within the process so feedback can occur immediately.
D. Utilization of statistical quality control.
E. Utilization of fishbone or cause-and-effect diagrams.
A. Purchase, Distribute, Coordinate, Account.
B. Plan, Do, Check, Act.
C. Plan, Direct, Critical, Align.
D. Plan, Do, Critique, Articulate
E. None of the above is an accurate description for the Deming Wheel method.
A. Results are usually accumulated as a series of small improvements.
B. It utilizes tools such as the Deming Wheel, Pareto analysis, and Histograms
C. It requires creative thinkers to come up with break-through innovations.
D. It utilizes team and employee involvement
E. It utilizes control charts.
A. The company formulates a vision of what quality is and how to achieve it.
B. Senior management is actively involved
C. The company carefully plans and organizes its quality effort.
D. The company vigorously controls the overall process.
E. All of the above.
A. The weight off a 3 month old baby.
B. the diameter of a piston.
C. the proportion of students absent from class each day.
D. the weight of a bushel of wheat.
E. the temperature of a class room.
A. p chart
B. R chart
C. X-bar chart
D. Both R chart and X-bar chart
E. Both p chart and R chart
A. Since the sample mean and range are independent measures, each must be tracked separately.
B. the sample average must always be used when using the sample range since either used separately only convey part of the situation.
C. for a given sample, the sample mean can be in control while the range can be out of control.
D. it is necessary to control both the sample average and the sample variation in order to assure the process is in control.
E. all of the above.
A. Nothing, the process is in control.
B. Investigate because three observations are above the mean.
C. Investigate because there is a run.
D. Investigate because there is a trend.
E. Increase the sample size.
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