Chp 16

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33. What does TPS stand for?
a. Total Production Streamlining
b. Toyota Production System
c. Taguchi’s Production S’s
d. Total Process Simplification
e. None of the above

b (Just-in-time, the Toyota production system, and lean operations; easy)

34. Which of the following is generally found in most JIT environments?
a. a push or pull system, depending upon the rate of demand
b. a push system for high margin items and a pull system for low margin items
c. a push system for purchased parts and a pull system for manufactured parts
d. push systems
e. pull systems

e (Just-in-time, the Toyota production system, and lean operations; moderate)

35. Which one of the following is not a benefit of the implementation of JIT?
a. cost reduction
b. variability increase
c. rapid throughput
d. quality improvement
e. rework reduction

b (Just-in-time (JIT), easy)

36. Which of the following is not a reason for variability?
a. Employees, machines, and suppliers produce units late.
b. Customer demand is unknown.
c. Employees, machines, and suppliers produce units that conform to standards.
d. Engineering drawings are inaccurate.
e. Drawings or specifications are incomplete.

c (Just-in-time, the Toyota production system, and lean operations; easy)

37. Which of the following is specifically characterized by a focus on continuous improvement, respect
for people, and standard work practices?
a. Just-in-time (JIT)
b. Toyota Production System (TPS)
c. Lean operations
d. Material requirements planning (MRP)
e. kanban

b (Just-in-time, the Toyota production system, and lean operations; moderate)

38. Which of the following is specifically characterized by continuous and forced problem solving via
a focus on throughput and reduced inventory?
a. Just-in-time (JIT)
b. Toyota Production System (TPS)
c. Lean operations
d. Material requirements planning (MRP)
e. kanban

a (Just-in-time, the Toyota production system, and lean operations; moderate)

39. Which of the following statements regarding a pull system is true?
a. Large lots are pulled from upstream stations.
b. Work is pulled to the downstream stations before it is actually needed.
c. Manufacturing cycle time is increased.
d. Problems become more obvious.
e. None of the above is true of a pull system.

d (Just-in-time, the Toyota production system, and lean operations; moderate)

40. Manufacturing cycle time is best defined as the
a. length of the work shift, expressed in minutes per day
b. time it takes a unit to move from one workstation to the next
c. time between the start of one unit and the start of the next unit
d. sum of all the task times to make one unit of a product
e. time from raw materials receipt to finished product exit

e (Just-in-time, the Toyota production system, and lean operations; moderate)

41. If the goals of JIT partnerships are met, which of the following is a result?
a. For incoming goods, receiving activity and inspection are outsourced.
b. In-transit inventory falls as suppliers are located closer to facilities.
c. The number of suppliers increases.
d. In-plant inventory replaces in-transit inventory.
e. All of the above are consequences of meeting the JIT partnership goals.

b (Just-in-time (JIT), moderate)

42. Which one of the following is a characteristic of a JIT partnership?
a. large number of suppliers
b. maximal product specifications imposed on supplier
c. active pursuit of vertical integration
d. removal of incoming inspection
e. frequent deliveries in large lot quantities

d (Just-in-time (JIT), moderate)

43. Which of the following is specifically characterized by the elimination of waste through a focus on
exactly what the customer wants?
a. Just-in-time (JIT)
b. Toyota Production System (TPS)
c. Lean operations
d. Material requirements planning (MRP)
e. kanban

c (Just-in-time, the Toyota production system, and lean operations; moderate)

44. Characteristics of JIT partnerships with respect to suppliers include
a. competitive bidding encouraged
b. buyer plant pursues vertical integration to reduce the number of suppliers
c. support suppliers so they become or remain price competitive
d. most suppliers at considerable distance from purchasing organization
e. All of the above are characteristics of JIT partnerships.

c (Just-in-time (JIT), moderate)

45. Characteristics of just-in-time partnerships do not include
a. removal of in-transit inventory
b. large lot sizes to save on setup costs and to gain quantity discounts
c. long-term contracts
d. few suppliers
e. buyer helps supplier to meet the quality requirements

b (Just-in-time (JIT), moderate)

46. What is the time required to move orders through the production process, from receipt to delivery?
a. throughput
b. manufacturing cycle time
c. pull time
d. push time
e. queuing time

a (Just-in-time, the Toyota production system, and lean operations; moderate)

47. Which of the following is not a goal of JIT partnerships?
a. removal of unnecessary activities
b. removal of in-plant inventory
c. removal of in-transit inventory
d. removal of engineering changes
e. All of the above are goals of JIT partnerships.

d (Just-in-time (JIT), moderate)

48. A characteristic of JIT partnerships with respect to quality is to
a. help suppliers meet quality requirement
b. inspect all incoming parts
c. maintain a steady output rate
d. impose maximum product specifications on the supplier
e. draw up strict contracts ensuring that all defectives will be immediately replaced

a (Just-in-time (JIT), moderate)

49. Which of the following is not a goal of JIT partnerships?
a. removal of unnecessary activities
b. removal of in-plant inventory
c. removal of in-transit inventory
d. obtain improved quality and reliability
e. All of the above are goals of JIT partnerships.

e (Just-in-time (JIT), moderate)

50. Which one of the following is a concern expressed by suppliers?
a. elimination of in-plant inventory
b. delivery to the point of use
c. production with zero defects
d. large lot sizes
e. customers’ infrequent engineering changes

c (Just-in-time (JIT), moderate)

51. Reduction of in-transit inventory can be encouraged through use of
a. supplier location near plants
b. low setup costs
c. low carrying costs
d. use of trains, not trucks
e. low-cost, global suppliers

a (Just-in-time (JIT), moderate)

52. In JIT partnerships, suppliers have several concerns. Which of the following is not such a concern?
a. desire for diversification
b. poor customer scheduling
c. small lot sizes
d. producing high enough quality levels
e. customers’ infrequent engineering changes

e (Just-in-time (JIT), easy)

53. Which of the following is not a concern of suppliers as they prepare to enter into JIT partnerships?
a. Suppliers feel that they would be less at risk if they contracted with more than one customer.
b. Suppliers are concerned that customers will present frequent engineering changes with
inadequate lead time to deal with them.
c. Suppliers feel that their processes are suited for larger lot sizes than the customer wants.
d. Suppliers are concerned that frequent delivery of small quantities is economically prohibitive.
e. All of the above represent JIT supplier concerns.

e (Just-in-time (JIT), moderate)

54. Just-in-time systems make demands on layouts, including
a. distance reduction
b. increased flexibility
c. reduced space and inventory
d. cross-trained, flexible employees
e. All of the above are JIT influences on layout.

e (JIT layout, moderate)

55. Which one of the following is not a layout tactic in a JIT environment?
a. work cells for families of products
b. fixed equipment
c. minimizing distance
d. little space for inventory
e. poka-yoke devices

b (JIT layout, moderate)

56. Which of the following is the author of the phrase "Inventory is evil"?
a. Poka Yoke
b. Pat "Keiretsu" Morita
c. Kanban Polka
d. Shigeo Shingo
e. none of the above

d (JIT inventory, moderate)

57. Which one of the following statements is true regarding JIT inventory?
a. It exists just in case something goes wrong.
b. It is the minimum inventory necessary to keep a perfect system running.
c. It hides variability.
d. It is minimized with large lot production.
e. It increases if setup costs decrease.

b (JIT inventory, moderate)

58. A firm wants to develop a level material use schedule based on the following data. What
should be the setup cost?
Desired lot size: 60
Annual demand: 40,000
Holding cost: $20 per unit per year
Daily production rate: 320
Work days per year: 250
a. $0.45
b. $4.50
c. $45
d. $450
e. $500

a (JIT inventory, moderate) {AACSB: Analytic Skills}

59. A product has annual demand of 100,000 units. The plant manager wants production to follow a
four-hour cycle. Based on the following data, what setup cost will enable the desired production
cycle? d=400 per day (250 days per year), p=4000 units per day, H=$40 per unit per year, and
Q=200 (demand for four hours, half a day).
a. $2.00
b. $7.20
c. $18.00
d. $64.00
e. $1,036.80

b (JIT inventory, moderate) {AACSB: Analytic Skills}

60. Throughput measures the time
a. that it takes to process one unit at a station
b. between the arrival of raw materials and the shipping of finished products
c. to produce one whole product through an empty system (i.e., with no waiting)
d. required to move orders through the production process, from receipt to delivery
e. none of the above

d (Just-in-time, the Toyota production system, and lean operations; moderate)

61. Which of the following is true regarding the steps to reducing setup times?
a. The first step involves performing as much setup preparation as possible while the
process/machine is operating.
b. The cycle of steps is repeated until setup time is reduced to under a minute.
c. Standardize tooling and standardize training are included in the same step.
d. Improved material handling and move material closer are done before operator training.
e. All of the above are true.

e (JIT inventory, moderate)

62. Factory X is trying to use level use scheduling. If their first target were to cut the current lot size in
half, by what proportion must setup cost change?
a. Setup cost must be cut to one fourth its current value.
b. Setup cost must also be cut in half from its current value.
c. Setup cost must double from its current value.
d. cannot be determined
e. none of the above

a (JIT inventory, moderate)

63. The technique known as level schedules
a. requires that schedules be met without variation
b. processes many small batches rather than one large one
c. is known as "jelly bean" scheduling
d. is based on meeting one day’s demand with that day’s production
e. All of the above are true regarding level scheduling.

e (JIT scheduling, moderate)

64. Which one of the following statements is true about the kanban system?
a. The quantities in the containers are usually large to reduce setup costs.
b. It is associated with a push system.
c. It is useful to smooth operations when numerous quality problems occur.
d. The supplier workstation signals the customer workstation as soon as a batch is completed.
e. The customer workstation signals to the supplier workstation when production is needed.

e (JIT scheduling, moderate) {AACSB: Communication}

65. Kanban is associated with all of the following except
a. small lot sizes
b. signals, such as cards, lights, or flags
c. moving inventory only as needed
d. increased material handling
e. reductions in inventory

d (JIT scheduling, moderate) {AACSB: Communication}

66. The word "kanban" means
a. low inventory
b. employee empowerment
c. card
d. continuous improvement
e. lot size of one

c (JIT scheduling, easy) {AACSB: Communication}

67. Which one of the following scenarios represents the use of a kanban to reduce inventories?
a. A supervisor tells the operators to stay busy and start producing parts for next month.
b. A "supplier" work center signals the downstream workstation that a batch has been completed.
c. A supervisor signals to several work centers that the production rate should be changed.
d. A "customer" work center signals to the "supplier" workstation that more parts are needed.
e. An operator asks the next station’s operator to help him fix his machine.

d (JIT scheduling, moderate) {AACSB: Communication}

68. If a casual-dining restaurant is attempting to practice JIT and lean operations, which of the
following would not be present?
a. close relationship with the restaurant’s suppliers of food, utensils, and equipment
b. food preparation in large batches
c. a kitchen set up to minimize wasteful movements
d. lean inventories of food
e. All of the above should be present.

b (JIT scheduling, moderate)

69. The number of kanbans is
a. one
b. the ratio of the reorder point to container size
c. the same as EOQ
d. one full day’s production
e. none of the above

b (JIT scheduling, moderate) {AACSB: Communication}

70. Which of the following is false regarding the links between JIT and quality?
a. Inventory hides bad quality; JIT immediately exposes it.
b. JIT reduces the number of potential sources of error by shrinking queues and lead times.
c. As quality improves, fewer inventory buffers are needed; in turn, JIT performs better.
d. If consistent quality exists, JIT allows firms to reduce all costs associated with inventory.
e. All of the above are true.

e (JIT Quality, moderate)

71. Which of the following is an illustration of employee empowerment?
a. UPS drivers are trained to perform several motions smoothly and efficiently.
b. Unionization of the work place brings better morale and therefore better quality.
c. "No one knows the job better than those who do it."
d. all of the above
e. none of the above

c (Toyota production system, moderate)

72. Which of the following is not an attribute of lean operators?
a. eliminating almost all inventory through just-in-time techniques
b. minimizing space requirements by reducing the distance a part travels
c. pushing responsibility to the highest level possible through centralized decision making
d. educating suppliers to accept responsibility for helping meet customer needs
e. All of the above are attributes of lean producers.

c (Lean operations, easy)

73. The 5S’s
a. have the "flavor" of a housekeeping list
b. are a checklist for lean operations
c. have become a list of seven items in American practice
d. can be used to assist with necessary changes in organizational culture
e. All of these are true.

e (Just-in-time, the Toyota production system, and lean operations; moderate)

74. The list of 5S’s, although it looks like a housekeeping directive, supports lean production by
a. identifying non-value items and removing them, in the "sort/segregate" item
b. reducing inventory, in the "standardize" item
c. increasing variability through standardized procedures, in the "standardize" item
d. eliminating wasted motion through ergonomic studies, in the "support" item
e. building good safety practices, in the "shine/sweep" item

a (Just-in-time, the Toyota production system, and lean operations; moderate)

75. In the quest for competitive advantage, which of the following is a JIT requirement?
a. small number of job classifications
b. reduced number of vendors
c. reduced space for inventory
d. quality by suppliers
e. All of the above are JIT requirements.

e (Multiple sections, moderate)

76. Which one of the following does not exemplify JIT used for competitive advantage?
a. Acme Foods decides to decrease the number of its suppliers to just a few.
b. Ajax, Inc. is proud to announce that incoming goods are delivered directly to the point of use.
c. Ardoyne Builders has a scheduled preventive maintenance program.
d. Cheramie Trucking trains workers to specialize and become very efficient in one job.
e. Cajun Contractors has reduced the amount of space for inventory.

d (Multiple sections, moderate)

77. Which one of the following is not a requirement of JIT systems?
a. quality deliveries on time
b. low setup time
c. training support
d. strong job specialization
e. employee empowerment

d (Multiple sections, moderate)

78. Great Lakes Barge and Baggage Company makes, among other things, battery-operated bilge
pumps. Which of the following activities is not part of JIT? They
a. communicate their schedules to suppliers
b. produce in long production runs to reduce the impact of setup costs
c. use a pull system to move inventory
d. continuously work on reducing setup time
e. produce in small lots

b (Multiple sections, moderate)

79. Which one of the following is an example of JIT being used for competitive advantage?
a. Jones Company has decreased the number of job classifications to just a few.
b. Lafourche Metals increases the number of its suppliers to be less dependent on just a few.
c. Houma Fabricators is proud to announce that incoming goods are inspected.
d. Acme Company tells its maintenance department to intervene only if a machine breaks down.
e. Caro Specialty Metals, Inc. has built a new, huge warehouse to store inventory.

a (Multiple sections, moderate)

80. A manufacturer took the following actions to reduce inventory. Which of these is generally not
accepted as a JIT action?
a. It used a pull system to move inventory.
b. It produced in ever smaller lots.
c. It required deliveries directly to the point of use.
d. It picked the supplier that offered the lowest price based on quantity discounts.
e. It worked to reduce the company’s in-transit inventory.

d (Multiple sections, moderate)

81. Which of the following is not one of the Seven Wastes?
a. overproduction
b. transportation
c. assignment
d. defective product
e. motion

c (Just-in-time, the Toyota production system, and lean operations; easy)

82. Concerning relationships with suppliers, which of the following combinations is critical to the
success of JIT?
a. close relationships with trust
b. close relationships with skepticism
c. distant relationships with trust
d. distant relationships with skepticism
e. none of the above

a (Just-in-time (JIT), easy)

83. Which of the following statements regarding JIT in services is true?
a. Restaurants do not use JIT layouts because they interfere with creation of a good servicescape.
b. Excess customer demand in services such as air travel is met by dipping into safety stocks.
c. All of the JIT techniques for dealing with suppliers, layout, inventory, and scheduling are used
in services.
d. Scheduling is not relevant to effective use of JIT in services.
e. All of the above are false

c (Lean operations in services, moderate) FILL-

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