Psy301 Final Exam Study Guide

Sample Questions for Chapters 4, 5, and Technical Note 5

1. Which of the following best describes the term cycle time? A) Average time between completions of successive units B) Ratio of the time a resource is activated over its use C) Can be no more that 60 minutes D) The same as utilization E) The labor content of the item being measured Answer: A 2. A process flowchart uses symbols to represent which of the following? A) Factory location B) Warehouse space available C) Work force schedules D) Flows of material or customers E) Data analysis Answer: D 3. A process flowchart uses which of the following symbols to represent a decision
point in a flow diagram? A) Rectangle B) Arrow C) Inverted triangle D) Diamond E) A dashed line Answer: D

4. An advantage of a make-to-stock process is which of the following? A) Rapid delivery of a standard product B) All units of output are unique C) It responds directly to customer orders D) It allows the firm to avoid inventory costs E) It combines the best features of other processes Answer: A 5. Which of the following are not typical phases of product development? A) Concept development B) Value engineering C) Product planning D) Product/Process engineering E) Pilot production/Ramp-Up Answer: B 6. Which of the following is primarily used to help design products that will connect product attributes with customer desires? A) Integration teams B) House of quality matrix C) Value analysis D) Concurrent engineering E) The design-build-test cycle Answer: B 7. Which of the following is not considered a major process flow structure? A) Job shop B) Batch shop C) Assembly line D) Virtual Factory E) Continuous Flow Answer: D 8. Assume a fixed cost for a process of $15,000. The variable cost to produce each unit of product is $10 and the selling price for the finished product is $25. Which of the following is the number of units that has to be produced and sold to break-even? A) 500 units B) 667 units C) 790 units D) 900 units E) 1,000 units Answer: E 9. Which of the following is a basic type of production layout format? A) Process flow diagram B) CRAFT C) Systematic plan D) Simo charts E) Cellular layout Answer: E

10. Which of the following basic types of production layout formats is one which similar equipment or departments are grouped together according to function? A) Product layout B) Flow-shop layout C) Process layout D) Group technology layout E) All of the above Answer: C 11. The placement of which of the following is not determined by facility layout decisions? A) Departments B) Workgroups C) Workstations D) Machines E) Emergency exits Answer: E

12. Using the assembly-line balancing procedure, which of the following is the required cycle time if the production time in minutes per day is 480 and the required output per day in units is 50? A) 0.104 B) 50 C) 9.6 D) 480 E) Can not be determined from the information above Answer: C 13.
Using the assembly-line balancing procedure, which of the following is the theoretical minimum number of workstations if the task times for the six tasks that make up the job are 4, 6, 7, 2, 6, and 5 minutes, and the cycle time is 10 minutes? A) 3 B) 5 C) 6 D) 8 E) None of the above Answer: A 14. You have just determined the actual number of workstations that will be used on an assembly line to be 6 using the assembly-line balancing procedure. The cycle time of the line is 5 minutes and the sum of all that tasks required on the line is 25 minutes. Which of the following is the correct value for the resulting line's efficiency? A) 0.500 B) 0.833 C) 0.973 D) 0.990 E) None of the above Answer: B 15. Which of the following is not a benefit of a group technology layout? A) Better human relations B) Improved operator expertise C) Less in-process inventory and material handling D) Faster production setup E) Reduced cost Answer:
E Answer: B 16. A job-shop process should be preferred when a. workforce and equipment are specialized. b. products are made to stock type. c. customization is high and volume is low. d. customization is low and volume is high. Answer: C

17. List and briefly define basic process flow structures along with the examples. 18. What are the differences between make-to-stock and make-to order strategies? 19. What are the basic production layout formats? Briefly explain each of them. 20. List and briefly define the typical phases of product design development process. 21. What is concurrent engineering? Explain it. 22. What is quality function deployment? Explain it. 23. A company has designed an output rate of 275 units per day. Assume 440 minutes are available per day. The following table identifies the work elements, times, and immediate predecessors.

|Work Element |Time (minutes) |Immediate Predecessor(s) |
|A |0.3 |--- |
|B |0.6 |--- |
|C |0.4 |A |
|D |1.2 |B |
|E |0.2 |C |
|F |0.6 |D |
|G |0.1 |E |
|H |0.5 |G,F |
|I |0.3 |H |

a.
What is the desired cycle time? b. What is the theoretical minimum number of work stations? c. Balance the assembly line using the longest task-time rule. d. What is the efficiency for the balanced assembly line?

24. The owner of Old-Fashioned Berry Pies, S. Simon, is contemplating adding a new line of pies, which will require leasing new equipment for a monthly payment of $6,000. Variable costs would be $2.00 per pie, and pies would retail for &7.00 each. How many pies must be sold in order to break even?

1． A process flowchart uses symbols to represent which of the following? A. Factory location B. Warehouse space available C. Work force schedules D. Flows of material or customers

Ans: D

2. An advantage of a make-to-stock process is which of the following? A. Rapid delivery of a standard product B. All units of output are
unique C. It responds directly to customer orders D. It allows the firm to avoid inventory costs

Ans: A
3. Which of the following terms describes the time a unit spends actually being worked on together with the time spent waiting in a queue? A. Cycle time B. Throughput time C. Run time D. Setup time

Ans: B

4. Which of the following best describes the term cycle time? A. Average time between completions of successive units B. Ratio of the time a resource is activated over its use C. Can be no more that 60 minutes D. The same as utilization

Ans: A

5. According to Little’s Law, which of the following ratios is used to find throughput time? A. Cycle time/Process time B. Throughput time/Process velocity C. Process velocity/Throughput time D. Work-in-Process/Throughput rate

Ans: D
6. According to Little’s law, which of the following can be used to estimate work-in-process inventory? A. Process time/Cycle time B. Throughput rate times throughput time C. Process velocity/Throughput time D. Set up time/Throughput rate

Ans: B
7. To reduce process throughput time you might try which of the following actions? A. Perform activities in parallel B. Change the sequence of activities C. Reduce interruptions D. All of the above

Ans: D
8. To reduce process throughput time you might try which of the following actions? A. Outsource activities B. Change the sequence of activities C. Improve teamwork D. Reduce management interference

Ans: B

9. Some of the advantages for labor to increasing specialization of labor in job design include which of the following? A. Rapid training of the workforce B. Little or no education required to obtain work C. Low wages due to ease of substitutability of labor D. Close control over work flow and workloads

Ans: B

10. Which of the following work methods design aids might be used by a methods analyst in determining the best work methods to be used by a worker at a fixed workplace? A. Supervisor’s opinion B. TQM C. Time study D. Worker motivation

Ans: C
47. Which of the following are not used as reasons to justify time allowances in a time study analysis?
A. Going to the washroom
B. Unavoidable work delays
C. Worker fatigue
D. Worker illness
E. Coffee breaks
Level: Easy
Ans: D