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Operations Management > Chapter 10 > Flashcards

Chapter 10 Flashcards

1
Q

Which of the following is NOT associated with lean production?

A

Increased holding costs.

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2
Q

Lean management regards excess inventory as:

A

waste.

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3
Q

Which of the following is a TRUE statement about lean management?

A

Lean is management philosophy.

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4
Q

External setups:

A

can be done while the machine is running.

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5
Q

Which of the following would you NOT expect to see in a lean manufacturing plant?

A

Waste.

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6
Q

Which of the following lean concepts can be applied to service environments?

A

Total visibility
Flexibility
Holistic approach
Continuous improvement

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7
Q

Which of the following is consistent with a lean perspective on set up times reduction?

A

Make as much setup as possible external.

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8
Q

Lean high quality depends on

A

each worker being his own inspector

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9
Q

Synchronization and balance refers to:

A

reduction of bottlenecks

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10
Q

A kanban system is based on:

A

a manual card sytem

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11
Q

In a lean system, preventive maintenance is:

A

the responsibility of machine operators.

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12
Q

What is the term that means giving workers authority to top the production line when quality problems are encountered?

A

Jidoka

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13
Q

The original system for eliminating waste in processes is known as:

A

the Toyota Production System.

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14
Q

The philosophy of JIT

A

originated in Japan

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15
Q

In a restraunt, synchronization and balance is

A

a requirement

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16
Q

A focused factory is one that:

A

is small and tends to specialize.

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17
Q

Group technology includes grouping

A

machines by product.

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18
Q

Some excess capacity in a lean system

A

is not considered to be a serious problem.

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19
Q

If it is desired to reduce the amount of inventory in the system, the number of Kanban cards should

A

be decreased.

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20
Q

In a lean system, quality is

A

built in, not inspected in.

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21
Q

Which of the following lean concepts as identified by Duclos, Siha, and Lummus can be applied to service environments?

A

Synchronization and balance of information and workflow
Flexibility in the use of resources
Holistic approach to waste elimination
Continuous improvement of the process

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22
Q

Which of the following lean concepts is NOT applicable to service environments?

A

Well defined work rules defining specific authority for labor.

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23
Q

Which of the seven deadly wastes involves workers who are idle?

A

Waiting time.

24
Q

Labor planning:

A

A means of determining staffing policies dealing with employment stability, work schedules, and work rules.

25
Q

Job enlargement:

A

The grouping of a variety of tasks about the same skill level, horizontal enlargement.

26
Q

Job rotation:

A

a system in which an employee is moved from one specialized job to another.

27
Q

Job enrichment:

A

a method of giving an employee more responsibility that inludes some of the planning and control necessary for job accomplishment; vertical expansion.

28
Q

employee empowerment:

A

enlarging employee jobs so that the added responsibility and authority are moved to the lowest level possible.

29
Q

job design:

A

an approach that specifies the tasks that constitute a job for an individual or a group

30
Q

Labor specialization (job specialization)

A

the division of labor into unique “special” tasks

31
Q

self-directed team:

A

a group of empowered individuals working together to reach a common goal.

32
Q

ergonomics:

A

the study of the human interface with the environment and machines

33
Q

Methods analysis:

A

a system hat involves developing work procedures that are safe and produce quality products efficiently.

34
Q

Flow diagram:

A

A drawing used to analyze movement of people or material

35
Q

Process chart:

A

Graphic representations that depict a sequence of steps for a process.

36
Q

Activity chart:

A

a way of improving utilization of an operator and a machine or some combination of operators (a crew) and machines.

37
Q

operations chart:

A

a chart depicting right and left hand motions.

38
Q

visual workplace:

A

uses a variety of visual communication techniques to rapidly communicate information to stakeholders

39
Q

labor standards:

A

the amount of time required to perform a job or part of a job

40
Q

time study:

A

timing a sample of a worker’s performance and using it as a basis for setting a standard time.

41
Q

average observed time:

A

the arithmetic mean of the times for each element measured, adjusted for unusual influence for each element.

42
Q

Normal time:

A

the average observed time, adjusted for pace.

43
Q

Standard time:

A

an adjustment to the tota normal time; the adjustment provides allowances for personal needs, unavoidable work delays and fatigue.

44
Q

predetermined time standards:

A

a division of manual work into small basic elements that have established and widely accepted times.

45
Q

therblig:

A

basic physical elements of motion.

46
Q

Time measurement units (TMUs)

A

units for very basic micromotions in which 1 TMU = .0006 min, or 100,000 TMUs - 1 HR.

47
Q

work sampling:

A

an estimate, via sampling, of the percentage of the time that a worker spends on various tasks.

48
Q

When product demand fluctuates and yet you maintain a constant level of employment, some of your cost savings might include:

A
  1. reduction in hiring costs
  2. reduction in layoff costs and unemployment insurance costs
  3. lack of need to pay a premium wage to get workers to accept unstable employment
  4. having a trained workforce rather than having to retrain new employees each time you hire for an upswing in demand
49
Q

The difference between job enrichment and job enlargement is that:

A

enlarged jobs contain a larger number of similar tasks, while enriched jobs include some of the planning and control necessary for job accomplishment.

50
Q

The work environment includes these factors:

A

Lighting
Noise
Temperature
Air quality

51
Q

Methods analysis focuses on:

A

how a task is accomplished.

52
Q

The least preferred method of establishing labor standards is:

A

historical experience.

53
Q

The allowance factor in a time study:

A

adjusts normal time for personal needs, unavoidable delays, and fatigue.

54
Q

To set the required sample size in a time study, you must know:

A

the desired accuracy and confidence levels.

55
Q

Inspection in a lean plant is:

A

done by machines whenever possible.

Operations Management (8 decks)

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