Oper3100 Exam3

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hydeab
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266915
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Oper3100 Exam3
Updated:
2014-03-21 15:21:58
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Operations Management Exam3
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Operations Management
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Koofers Practice exam
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  1. WHich of the following best describes the term cycle time?
    Average time between completions of successive units
  2. A process flowchart uses which of the following symbols to represent a decision point in a flow diagram?
    Diamond
  3. Which following production process term best describes the situation when activities in a stage of production must stop because there is no work?
    Starving
  4. An advantage of a make-to-stock process is which of the following?
    Rapid delivery of a standard product
  5. Which of the following terms describes the time a unit spends actually being worked on together with the time spent waiting in a queue?
    Throughput time
  6. According to Little's Law, which of the following ratios is used to find throughput time?
    Work-in-process/Throughput rate
  7. According to Little's law, which of the following can be used to estimate work-in-process inventory?
    Throughput rate times throughput time
  8. When the textbook presented the topic of job design decisions, the "what" of these decisions concerned which of the following?
    Tasks to be performed
  9. Job design decisions are being affected by which of the following trends?
    Automation of heavy manual work
  10. Some of the advantages for labor to increasing specialization of labor in job design include which of the following?
    Ease in learning the job
  11. 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?
    Operations chart
  12. Which of the following work methods design aids might be used by a worker at a fixed workplace?
    Time study
  13. According to the ideas of work physiology, if a job requires a caloric expenditure above 5 calories per minute, what rest period is necessary?
    Equal to or greater than time spent working
  14. If the normal time for a job is 4 minutes and the allowances for the job are 10 percent of normal time, which one of the following comes closest to the standard time for this job?
    4.4 minutes
  15. Which of the following are not used as reasons to justify time allowances in a time study analysis?
    Worker illness
  16. Which of the following is one of the primary reasons for work sampling?
    To measure performance
  17. In working sampling, which one of the following main issues must be decided before undertaking the study?
    How many observation are necessary
  18. A time study was made of a job to develop new time standards. A worker was observed for 30 minutes. During that time, 40 units were produced. the analyst rated the worker as performing at a 120 percent performance rate. What is the normal time for this task?
    0.90 minutes
  19. A time study was made of a job to develop new time standards. A worker was observed for 30 minutes. During that time, 40 units were produced. The analyst rated the worker as performing at a 120 percent performance rate. Allowances for rest and personal time are 20 percent. What is the standard time for this task?
    1.00 minutes
  20. A worker was producing a product for which the standard time was one minute per unit. During an eight hour workday, the worker produced 520 units. What would be the worker's pay for that day if the basic pay rate was 10.00 per hour and the piece rate bonus was 2.00 per unit above standard?
    160.00
  21. Which of the following is an important element in the success of concurrent engineering?
    Shared integrated design databases
  22. Which of the following is not an important element in the success of concurrent Engineering?
    A) A program management team
    B) A technical team
    C) Face-to-face meetings
    D) The house of quality matrix
    E) Shared integrated design database
    The house of quality matrix
  23. Design for manufacturing and assembly delivers product improvements by emphasizing which of the following?
    Simplification of the product by reducing the number of separate parts
  24. 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
    Virtual Factory
  25. The major difference between the job shop and batch shop categories of process flow structures is which of the following?
    The stability of the product line
  26. A chart used in process flow design depicting an exploded view of a product and its component parts is which of the following?
    Assembly chart
  27. Which of the following is a time-to-market performance measure used in judging product development performance?
    Number of projects completed
  28. What dimension of competitiveness does time-to-market performance in product design and process selection impact?
    Responsiveness to customer needs
  29. Assume a fixed cost for a process of $15000. 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?
    1,000 units
  30. Global products are often designed to reflect which of the following?
    As a series of standard modules
  31. In a job shop Machine Center A has a ten minute set-up time per batch and a two minute per unit run time. Machine Center B performs the identical function but has a set-up time of thirty minutes and a one minute run time per unit. The job shop makes products in batches ranging from one unit to one hundred units. Assuming capacity is not a limitation on either machine, on which batches should Machine Center B be used?
    Batches of more than 20 units should be run on machine center B
  32. Which of the following is not considered an input to the layout decision in facility layout analysis?
    Cost per square foot of alternative facilities
  33. Which of the following is a basic type of production layout format?
    Cellular layout
  34. Which of the following basic types of production layout formats is one which equipment or work processes are arranged according to the progressive steps by which the product is made?
    Flow-shop layout
  35. Which of the following basic types of production layout formats is one which similar equipment or functions are grouped together?
    Process layout
  36. 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 cycle time if the production time in minutes per day is 480 and the required output per day in units is 50?
    9.6
  37. 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?
    3
  38. 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 of the resulting line's efficiency?
    0.833
  39. We would expect to see in a group technology layout which of the following?
    A small team of workers who turn out complete units of work
  40. In the design of retail service layouts, the term "ambient conditions" could refer to which of the following?
    Temperature
  41. In the design of retail service layouts, the term "ambient conditions" could refer to which of the following?
    Lighting
  42. Some of the suggestions for a good layout for manufacturing and back-office operations include which of the following?
    Backtracking kept to a minimum
  43. The term "servicescape" refers to which of the following?
    The physical surroundings in which the service takes place
  44. Which of the following is an example of a finite population in a queuing system?
    Machines which have randomly spaced service requirements
  45. Which of the following is not a queue discipline discussed in the textbook?
    LAst in, first out
  46. Buying food at a large food store with multiple checkout counters features which type of queuing system line structure?
    Multichannel, single phase
  47. Getting an autograph from a famous person might involve standing in which type of queuing line structure?
    Single channel, single phase
  48. In a college registration process, several department heads have to approve an individual student's semester course load. What is the queuing system line structure?
    Single channel, multiphase
  49. Assume the service rate for a queue in a truck-loading operation is 2 trucks per hour. Using the infinite queuing notion for the models presented in the textbook which of the following is the average service time?
    0.5 hours
  50. If the arrival rate for loading trucks per hour, what is the mean time between arrivals?
    0.2 hours
  51. Which of the following is one of the three contrasting approaches to delivering on-site service?
    Self-service approach
  52. Which of the following is one of the three contrasting approaches to delivering on-site service?
    Production line approach
  53. Which company pioneered the production line approach to delivering on-site service?
    McDonald's Corporation
  54. Which of the following approaches to service design is characterized by having the customer take a greater role in the production of the service?
    Self-service approach
  55. Which of the following is a characteristic of a well-designed service system?
    Each element of service system consistent with the operating focus of the firm
  56. Which of the following is considered a high-contact service operation?
    Physician practice
  57. There are many applications of poka-yokes in service organizations. Which of the following is one of the three-T's used to classify poka-yokes?
    Task

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