Question 1

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

Accepted Answer

A) True 
 B)False  True

Question 2

As a piece of equipment begins to break down more often, the manager is often faced with a trade-off in which __________ are weighed against the __________.

Accepted Answer

A)  failure rates; maintenance probabilities 
B)  maintenance intervals; maintenance programs 
C)  operating costs; variable costs 
D)  replacement costs; continued maintenance costs 
E)  fixed costs; maintenance costs 
A)  failure rates; maintenance probabilities 
B)  maintenance intervals; maintenance programs 
C)  operating costs; variable costs 
D)  replacement costs; continued maintenance costs 
E)  fixed costs; maintenance costs D

Question 3

Factors affecting the decision of how much preventive maintenance is desirable typically include all of the following except:

Accepted Answer

A)  age of equipment. 
B)  type of product. 
C)  degree of technology. 
D)  type of production process. 
E)  condition of equipment. 
A)  age of equipment. 
B)  type of product. 
C)  degree of technology. 
D)  type of production process. 
E)  condition of equipment. B

Question 4

Which of the following is the primary consideration with regard to preventive maintenance?

Accepted Answer

A)  what technology to use 
B)  how varied the maintenance will be 
C)  how often the maintenance will occur 
D)  which products it will be provided to 
E)  who will do it 
A)  what technology to use 
B)  how varied the maintenance will be 
C)  how often the maintenance will occur 
D)  which products it will be provided to 
E)  who will do it

Question 5

Pareto analysis (using the 80/20 rule) is one method of determining when preventive maintenance activities should be performed.

Accepted Answer

A) True 
 B)False

Question 6

In the broadest sense, equipment and facilities preventive maintenance extends back to the:

Accepted Answer

A)  design and selection stagE. 
B)  procurement stage. 
C)  installation stage. 
D)  pilot-testing stage. 
E)  implementation stage. 
A)  design and selection stagE. 
B)  procurement stage. 
C)  installation stage. 
D)  pilot-testing stage. 
E)  implementation stage.

Question 7

"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. 
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.

Question 8

The goal of maintenance is to maintain the productive system in good working order while minimizing:

Accepted Answer

A)  total preventive maintenance costs. 
B)  total breakdown maintenance costs. 
C)  total maintenance costs. 
D)  the difference between preventive and breakdown costs. 
E)  the ratio of breakdown to preventive maintenance costs. 
A)  total preventive maintenance costs. 
B)  total breakdown maintenance costs. 
C)  total maintenance costs. 
D)  the difference between preventive and breakdown costs. 
E)  the ratio of breakdown to preventive maintenance costs.

Question 9

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. 
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.

Question 10

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

Question 11

Suppose that for a particular piece of machinery, the frequency distribution of monthly breakdowns is as follows: $$\begin{array} { c c } 
\hline \text { Number of Breakdowns } & \text { Prob. } \
0 & 0.40 \
1 & 0.30 \
2 & 0.15 \
3 & 0.10 \
4 & 0.05
\end{array}$$
The cost of a breakdown is $2,000, and the cost of a preventive maintenance program is $2,000 per month. If the preventive maintenance program is adopted, the probability of a machine breakdown is negligible. How much better off per month would the firm be if it adopted preventive maintenance?

Accepted Answer

A)  $100 worse off 
B)  $200 worse off 
C)  $100 better off 
D)  $200 better off 
E)  $2,000 better off 
A)  $100 worse off 
B)  $200 worse off 
C)  $100 better off 
D)  $200 better off 
E)  $2,000 better off

Question 12

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 
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

Question 13

One basis for scheduling preventive maintenance is passage of time.

Accepted Answer

A) True 
 B)False

Question 14

The optimum amount of preventive maintenance occurs when the production system is kept in good working order and:

Accepted Answer

A)  total breakdown costs are at a minimum. 
B)  total preventive maintenance costs are at a minimum. 
C)  each maintenance component cost is at a minimum. 
D)  total maintenance costs are at a maximum. 
E)  total maintenance costs are at a minimum. 
A)  total breakdown costs are at a minimum. 
B)  total preventive maintenance costs are at a minimum. 
C)  each maintenance component cost is at a minimum. 
D)  total maintenance costs are at a maximum. 
E)  total maintenance costs are at a minimum.

Question 15

In the area of maintenance, the Pareto phenomenon is reflected in the fact that, regardless of problem classification, all equipment will justify about the same expense.

Accepted Answer

A) True 
 B)False

Question 16

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. 
A)  Pareto phenomenA. 
B)  production interruptions. 
C)  supply disturbances. 
D)  cross-trained workers. 
E)  lean operations.

Question 17

___________ is most closely associated with breakdown maintenance.

Accepted Answer

A)  Equipment adjustment 
B)  Equipment cleaning 
C)  Equipment inspection 
D)  Repair of broken parts 
E)  Replacement of worn parts 
A)  Equipment adjustment 
B)  Equipment cleaning 
C)  Equipment inspection 
D)  Repair of broken parts 
E)  Replacement of worn parts

Question 18

Suppose that the average time before breakdown is normally distributed with a mean of 2.5 weeks and a standard deviation of .4 weeks. If breakdowns cost an average of $1,200 and preventive maintenance costs $800, what is the optimal maintenance interval?

Accepted Answer

A)  Every .67 weeks 
B)  Every .33 weeks 
C)  Every 2.67 weeks 
D)  Every 3.25 weeks 
E)  Every 3.12 weeks 
A)  Every .67 weeks 
B)  Every .33 weeks 
C)  Every 2.67 weeks 
D)  Every 3.25 weeks 
E)  Every 3.12 weeks

Question 19

Breakdown maintenance includes activities such as equipment inspection and adjustment.

Accepted Answer

A) True 
 B)False

Question 20

The goal of maintenance is to maintain the productive system in good working order while minimizing or eliminating the cost of preventive maintenance.

Accepted Answer

A) True 
 B)False

Exam 20: Maintenance– Static

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

As a piece of equipment begins to break down more often, the manager is often faced with a trade-off in which __________ are weighed against the __________.

Factors affecting the decision of how much preventive maintenance is desirable typically include all of the following except:

Which of the following is the primary consideration with regard to preventive maintenance?

Pareto analysis (using the 80/20 rule) is one method of determining when preventive maintenance activities should be performed.

In the broadest sense, equipment and facilities preventive maintenance extends back to the:

"Total productive maintenance" is best described as:

The goal of maintenance is to maintain the productive system in good working order while minimizing:

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

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

Maintenance activities are often organized into the following two groups:

One basis for scheduling preventive maintenance is passage of time.

The optimum amount of preventive maintenance occurs when the production system is kept in good working order and:

In the area of maintenance, the Pareto phenomenon is reflected in the fact that, regardless of problem classification, all equipment will justify about the same expense.

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:

___________ is most closely associated with breakdown maintenance.

Suppose that the average time before breakdown is normally distributed with a mean of 2.5 weeks and a standard deviation of .4 weeks. If breakdowns cost an average of $1,200 and preventive maintenance costs $800, what is the optimal maintenance interval?

Breakdown maintenance includes activities such as equipment inspection and adjustment.

The goal of maintenance is to maintain the productive system in good working order while minimizing or eliminating the cost of preventive maintenance.

Introduction to Operations Management

Competitiveness

Forecasting

Product and Service Design

RELIABILITY – Static

Strategic Capacity Planning for Products and Services

Decision Theory– Static

Process Selection and Facility Layout

Work Design and Measurement

learning curve– Static

Location Planning and Analysis

The Transportation Model– Static

Management of Quality

Quality Control

Acceptance Sampling– Static

Aggregate Planning and Master Scheduling

MRP and ERP

Inventory Management

JIT and Lean Operations

Supply Chain Management

Scheduling

Project Management

Management of Waiting Lines

Linear Programming

Filters

As a piece of equipment begins to break down more often, the manager is often faced with a trade-off in which are weighed against the .