Question 1

Which of the following is not a benefit of lean systems?

Accepted Answer

A)  fewer resources
B)  lower inventories
C)  increased flexibility
D)  increased productivity
E)  reduced wasteF) None of the above
G) B) and E)

Question 2

A common objective of both MRP and the lean philosophy is to

Accepted Answer

A)  smooth the flow of production.
B)  reduce (and ultimately eliminate) "excess" inventory.
C)  obtain high quality components.
D)  reduce overhead.
E)  eliminate process bottlenecks.F) A) and E)
G) D) and E)

Question 3

Which of the following is characteristic of the lean philosophy?

Accepted Answer

A)  Inventories are an asset.
B)  Lot sizes are optimized by formula.
C)  Close, long-term relationships with vendors.
D)  Queues are a necessary investment.
E)  All of the choices.F) A) and D)
G) A) and B)

Question 4

Which of the following would not improve the performance of a breakdown program?

Accepted Answer

A)  more trained personnel
B)  short lead times for replacement parts
C)  standby equipment
D)  cross-training repair personnel
E)  reducing inventories of spare partsF) C) and E)
G) B) and D)

Question 5

A conveyance __________ signals parts movement.

Accepted Answer

A)  andon
B)  routing
C)  WIP
D)  kanban
E)  kaizenF) B) and D)
G) B) and C)

Question 6

Before lean approaches could be implemented successfully, many North American companies needed to make which changes?

Accepted Answer

A)  strategy modifications
B)  modify their supply chain
C)  cultural and organizational changes
D)  simplifying their workflows
E)  operations management changesF) B) and C)
G) All of the above

Question 7

In lean operations, when work is completed at one work center, it is important to immediately move the completed work to the next work center to minimize idle time.

Accepted Answer

A) True 
 B)False

Question 8

Breakdown programs often are prioritized such that some equipment gets a lot of attention and other equipment gets very little. This typically reflects the fact that breakdowns are consistent with

Accepted Answer

A)  Pareto phenomena.
B)  production interruptions.
C)  supply disturbances.
D)  cross-trained workers.
E)  lean operations.F) B) and D)
G) B) and C)

Question 9

The ultimate goal in a lean system is

Accepted Answer

A)  low to moderate levels of inventory.
B)  high quality, zero defects.
C)  minimal waste (less than 6 percent) .
D)  balanced and rapid flow.
E)  all of these.F) A) and B)
G) A) and E)

Question 10

The term that refers to the automatic detection of defects is

Accepted Answer

A)  kaizen.
B)  kanban.
C)  autonomation.
D)  automation.
E)  100 percent inspection.F) B) and D)
G) D) and E)

Question 11

Which of the following is not commonly found in lean systems?

Accepted Answer

A)  few changeovers
B)  visual controls
C)  use of teams
D)  small lot sizes
E)  work cellsF) A) and B)
G) A) and C)

Question 12

In the Toyota Production System, waste and inefficiency are referred to as __________, and the ongoing effort to reduce this is referred to as __________.

Accepted Answer

A)  jidoka; heijunka
B)  muda; kanban
C)  kaizen; heijunka
D)  muda; kaizen
E)  muda; jidokaF) D) and E)
G) A) and B)

Question 13

The ultimate goal of lean operations is to have

Accepted Answer

A)  no in-process inventories.
B)  cross-trained workers capable of handling every process.
C)  a smooth, rapid flow of work through the system.
D)  no setup times.
E)  all of the choices.F) A) and B)
G) A) and E)

Question 14

The total maintenance cost curve (preventive maintenance cost plus breakdown and repair cost)

Accepted Answer

A)  slopes up as the number of preventive maintenances increases.
B)  slopes down as the number of preventive maintenances increases.
C)  starts low, increases rapidly, and then drops back down as the number of preventive maintenances increases.
D)  starts high, drops gradually, but then goes back up as the number of preventive maintenances increases.
E)  remains relatively flat as the number of preventive maintenances increases.F) C) and D)
G) None of the above

Question 15

Although lean systems tend to produce standardized product lines, to provide production variety without accompanying waste, lean producers often use __________ in __________.

Accepted Answer

A)  standardized parts; modular designs
B)  jidoka parts; kaizen designs
C)  modular parts; flexible designs
D)  capable parts; automated designs
E)  heijunka parts; kanban designsF) A) and B)
G) A) and D)

Question 16

Degree of technology is a factor affecting the decision of how much preventive maintenance is desirable.

Accepted Answer

A) True 
 B)False

Question 17

_____ is known as being a reactive approach to maintenance.

Accepted Answer

A)  Breakdown maintenance
B)  Preventative maintenance
C)  Predictive maintenance
D)  Corrective maintenance
E)  Condition-based maintenanceF) A) and C)
G) A) and E)

Question 18

Maintenance activities are often organized into the following two groups

Accepted Answer

A)  breakdown maintenance and preventive maintenance.
B)  breakdown maintenance and predictive maintenance.
C)  preventive maintenance and predictive maintenance.
D)  equipment maintenance and breakdown maintenance.
E)  equipment maintenance and buildings maintenance.F) A) and C)
G) B) and E)

Question 19

"Total productive maintenance" is best described as

Accepted Answer

A)  avoiding all breakdown maintenance.
B)  doing a great deal of preventive maintenance to try to avoid breakdown maintenance.
C)  a JIT approach in which workers perform preventive maintenance on the machines they operate.
D)  extending preventive maintenance back to design.
E)  none of these.F) A) and B)
G) D) and E)

Question 20

Limited WIP lowers inventory carrying costs but reduces flexibility.

Accepted Answer

A) True 
 B)False

Exam 14: Jit and Lean Operations

Breakdown programs often are prioritized such that some equipment gets a lot of attention and other equipment gets very little. This typically reflects the fact that breakdowns are consistent with

Correct AnswerverifiedShow Answer

Degree of technology is a factor affecting the decision of how much preventive maintenance is desirable.

Correct AnswerverifiedShow Answer

_____ is known as being a reactive approach to maintenance.

Correct AnswerverifiedShow Answer

The term that refers to the automatic detection of defects is

Correct AnswerverifiedShow Answer

In the Toyota Production System, waste and inefficiency are referred to as __________, and the ongoing effort to reduce this is referred to as __________.

Correct AnswerverifiedShow Answer

Although lean systems tend to produce standardized product lines, to provide production variety without accompanying waste, lean producers often use __________ in __________.

Correct AnswerverifiedShow Answer

The total maintenance cost curve (preventive maintenance cost plus breakdown and repair cost)

Correct AnswerverifiedShow Answer

Which of the following is not a benefit of lean systems?

Correct AnswerverifiedShow Answer

In lean operations, when work is completed at one work center, it is important to immediately move the completed work to the next work center to minimize idle time.

Correct AnswerverifiedShow Answer

Before lean approaches could be implemented successfully, many North American companies needed to make which changes?

Correct AnswerverifiedShow Answer

Maintenance activities are often organized into the following two groups

Correct AnswerverifiedShow Answer

"Total productive maintenance" is best described as

Correct AnswerverifiedShow Answer

A common objective of both MRP and the lean philosophy is to

Correct AnswerverifiedShow Answer

Limited WIP lowers inventory carrying costs but reduces flexibility.

Correct AnswerverifiedShow Answer

The ultimate goal of lean operations is to have

Correct AnswerverifiedShow Answer

Which of the following would not improve the performance of a breakdown program?

Correct AnswerverifiedShow Answer

Which of the following is not commonly found in lean systems?

Correct AnswerverifiedShow Answer

A conveyance __________ signals parts movement.

Correct AnswerverifiedShow Answer

Which of the following is characteristic of the lean philosophy?

Correct AnswerverifiedShow Answer

The ultimate goal in a lean system is

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

In the Toyota Production System, waste and inefficiency are referred to as , and the ongoing effort to reduce this is referred to as .

Correct Answer
verified

Although lean systems tend to produce standardized product lines, to provide production variety without accompanying waste, lean producers often use in .

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified