Question 1

Therbligs are basic elemental motions.

Accepted Answer

A) True 
 B)False

Question 2

One disadvantage of specialization is worker dissatisfaction.

Accepted Answer

A) True 
 B)False

Question 3

Potential benefits of self-directed teams include higher productivity and greater worker satisfaction.

Accepted Answer

A) True 
 B)False

Question 4

A methods and measurements analyst for Digital Devices needs to develop a time standard for the task of assembling a computer mouse. In a preliminary study, she observed one of her workers perform this task six times with the following results:
 
How many observations should be made if she wants to be 86.64 percent confident that the maximum error in the observed time is 0.5 second? Assume that the standard deviation of the task time is 4 seconds.

Accepted Answer

A) 10 
B) 12 
C) 120 
D) 144 
E) 169 
A) 10 
B) 12 
C) 120 
D) 144 
E) 169

Question 5

The more _____ a task, the less likely it is that a substantial learning curve will be in effect.

Accepted Answer

A) strategic 
B) capital intensive 
C) routine 
D) tactical 
E) unusual 
A) strategic 
B) capital intensive 
C) routine 
D) tactical 
E) unusual

Question 6

A disadvantage of teams is:

Accepted Answer

A) higher quality. 
B) higher productivity. 
C) greater worker satisfaction. 
D) team member conflict. 
E) lower turnover. 
A) higher quality. 
B) higher productivity. 
C) greater worker satisfaction. 
D) team member conflict. 
E) lower turnover.

Question 7

The decrease in time between the second and fourth units will be equal to the decrease in time between the first and second units.

Accepted Answer

A) True 
 B)False

Question 8

A company is preparing a bid on a government contract for 40 units of a certain product. The operations manager estimates the assembly time required for the first two units to be 10.4 hours and 8.8 hours.If a contract for 30 units is canceled after the first 20 units, approximately how much of the expected total direct labor will have been expended to that point?

Accepted Answer

A) 73 percent 
B) 55 percent 
C) 61 percent 
D) 50 percent 
E) It is impossible to say without additional information. 
A) 73 percent 
B) 55 percent 
C) 61 percent 
D) 50 percent 
E) It is impossible to say without additional information.

Question 9

Which of the following concerns is not one that job designers focus on?

Accepted Answer

A) what will be done in a job 
B) who will do the job 
C) how the job will be done 
D) when should the job be completed 
E) where the job will be done 
A) what will be done in a job 
B) who will do the job 
C) how the job will be done 
D) when should the job be completed 
E) where the job will be done

Question 10

The learning curve principle would apply to the number of students in a class: a class twice as large will learn 80 percent faster.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following is not a potential benefit of the use of self-directed teams?

Accepted Answer

A) higher quality 
B) higher productivity 
C) greater worker satisfaction 
D) greater satisfaction for middle managers 
E) lower turnover 
A) higher quality 
B) higher productivity 
C) greater worker satisfaction 
D) greater satisfaction for middle managers 
E) lower turnover

Question 12

A job has an 80 percent learning curve. If the first unit took 50 hours to complete, the third unit should take roughly how many hours?

Accepted Answer

A) 40 
B) 36 
C) 35 
D) 32 
E) 10 
A) 40 
B) 36 
C) 35 
D) 32 
E) 10

Question 13

What is the effect of an increase in the desired confidence level on the number of observations necessary in a time study?

Accepted Answer

A) increases 
B) decreases 
C) unaffected 
D) may increase or decrease, depending on the sample standard deviation 
E) impossible to say without additional information 
A) increases 
B) decreases 
C) unaffected 
D) may increase or decrease, depending on the sample standard deviation 
E) impossible to say without additional information

Question 14

Which of the following is not generally considered an advantage of specialization?

Accepted Answer

A) high productivity 
B) low wage costs 
C) ease of training employees 
D) monotonous work 
E) All are advantages 
A) high productivity 
B) low wage costs 
C) ease of training employees 
D) monotonous work 
E) All are advantages

Question 15

A methods and measurement analyst wants to develop a time standard for a certain task. In a preliminary study, he observed one worker perform the task six times with an average observed time of 20 seconds and a standard deviation of 2 seconds.
What is the normal time for this task if the employee worked at a 20 percent faster pace than average?

Accepted Answer

A) 4 seconds 
B) 16.7 seconds 
C) 20 seconds 
D) 24 seconds 
E) 100 seconds 
A) 4 seconds 
B) 16.7 seconds 
C) 20 seconds 
D) 24 seconds 
E) 100 seconds

Question 16

A flow process chart is helpful for visualizing the portions of a work cycle during which the equipment is busy or idle.

Accepted Answer

A) True 
 B)False

Question 17

The owner of Touchdown Sports Bar wants to develop a time standard for the task of mixing a specialty cocktail. In a preliminary study, he observed one of his bartenders perform this task seven times with an average of 90 seconds and a standard deviation of 5 seconds.
What is the normal time for this task if the bartender worked at a 20 percent faster pace than is average?

Accepted Answer

A) 75 seconds 
B) 90 seconds 
C) 108 seconds 
D) 110 seconds 
E) 112.5 seconds 
A) 75 seconds 
B) 90 seconds 
C) 108 seconds 
D) 110 seconds 
E) 112.5 seconds

Question 18

In a stopwatch time study, the number of cycles that must be timed is a function of:
(I)the variability of observed times.(II)the desired accuracy for the estimated job time.(III)the desired level of confidence for the estimated job time.

Accepted Answer

A) I only 
B) I and II only 
C) II and III only 
D) I, II, and III 
E) I and III only 
A) I only 
B) I and II only 
C) II and III only 
D) I, II, and III 
E) I and III only

Question 19

A manager is trying to estimate the learning rate for a new job. The first unit took 16 hours and the fourth unit required about 13 hours. The learning rate is:

Accepted Answer

A) 70 percent. 
B) 75 percent. 
C) 80 percent. 
D) 85 percent. 
E) 90 percent. 
A) 70 percent. 
B) 75 percent. 
C) 80 percent. 
D) 85 percent. 
E) 90 percent.

Question 20

A standard time is the amount of time it should take a fully trained and qualified worker to complete a specific task, working at an efficient, yet sustainable pace, using their choice of methods, tools, equipment, and workplace arrangement.

Accepted Answer

A) True 
 B)False

Therbligs are basic elemental motions.

One disadvantage of specialization is worker dissatisfaction.

Potential benefits of self-directed teams include higher productivity and greater worker satisfaction.

The more _____ a task, the less likely it is that a substantial learning curve will be in effect.

A disadvantage of teams is:

The decrease in time between the second and fourth units will be equal to the decrease in time between the first and second units.

Which of the following concerns is not one that job designers focus on?

The learning curve principle would apply to the number of students in a class: a class twice as large will learn 80 percent faster.

Which of the following is not a potential benefit of the use of self-directed teams?

A job has an 80 percent learning curve. If the first unit took 50 hours to complete, the third unit should take roughly how many hours?

What is the effect of an increase in the desired confidence level on the number of observations necessary in a time study?

Which of the following is not generally considered an advantage of specialization?

A flow process chart is helpful for visualizing the portions of a work cycle during which the equipment is busy or idle.

In a stopwatch time study, the number of cycles that must be timed is a function of: (I)the variability of observed times.(II)the desired accuracy for the estimated job time.(III)the desired level of confidence for the estimated job time.

A manager is trying to estimate the learning rate for a new job. The first unit took 16 hours and the fourth unit required about 13 hours. The learning rate is:

A standard time is the amount of time it should take a fully trained and qualified worker to complete a specific task, working at an efficient, yet sustainable pace, using their choice of methods, tools, equipment, and workplace arrangement.

Introduction to Operations Management

Competitiveness, Strategy, and Productivity

Forecasting

Product and Service Design

Strategic Capacity Planning for Products and Services

Process Selection and Facility Layout

Location Planning and Analysis

Management of Quality

Quality Control

Aggregate Planning and Master Scheduling

Inventory Management

MRP and ERP

Jit and Lean Operations

Supply Chain Management

Scheduling

Project Management

Management of Waiting Lines

Linear Programming

Filters

Exam 7: Work Design and Measurement

Therbligs are basic elemental motions.

One disadvantage of specialization is worker dissatisfaction.

Potential benefits of self-directed teams include higher productivity and greater worker satisfaction.

The more _____ a task, the less likely it is that a substantial learning curve will be in effect.

A disadvantage of teams is:

The decrease in time between the second and fourth units will be equal to the decrease in time between the first and second units.

Which of the following concerns is not one that job designers focus on?

The learning curve principle would apply to the number of students in a class: a class twice as large will learn 80 percent faster.

Which of the following is not a potential benefit of the use of self-directed teams?

A job has an 80 percent learning curve. If the first unit took 50 hours to complete, the third unit should take roughly how many hours?

What is the effect of an increase in the desired confidence level on the number of observations necessary in a time study?

Which of the following is not generally considered an advantage of specialization?

A flow process chart is helpful for visualizing the portions of a work cycle during which the equipment is busy or idle.

In a stopwatch time study, the number of cycles that must be timed is a function of: (I)the variability of observed times.(II)the desired accuracy for the estimated job time.(III)the desired level of confidence for the estimated job time.

A manager is trying to estimate the learning rate for a new job. The first unit took 16 hours and the fourth unit required about 13 hours. The learning rate is:

A standard time is the amount of time it should take a fully trained and qualified worker to complete a specific task, working at an efficient, yet sustainable pace, using their choice of methods, tools, equipment, and workplace arrangement.

Introduction to Operations Management

Competitiveness, Strategy, and Productivity

Forecasting

Product and Service Design

Strategic Capacity Planning for Products and Services

Process Selection and Facility Layout

Location Planning and Analysis

Management of Quality

Quality Control

Aggregate Planning and Master Scheduling

Inventory Management

MRP and ERP

Jit and Lean Operations

Supply Chain Management

Scheduling

Project Management

Management of Waiting Lines

Linear Programming

Filters