Question 1

Which of the following would not contribute to making services more lean?

Accepted Answer

A) Train workers so they can handle variety in the tasks they perform. 
B) Increase the flexibility of the service system. 
C) Have service workers handle multiple tasks simultaneously. 
D) Standardize the work methods for providing the service. 
E) Simplify the service process. 
A) Train workers so they can handle variety in the tasks they perform. 
B) Increase the flexibility of the service system. 
C) Have service workers handle multiple tasks simultaneously. 
D) Standardize the work methods for providing the service. 
E) Simplify the service process. C

Question 2

In the lean philosophy, the larger the lot size, the easier it is to schedule.

Accepted Answer

A) True 
 B)False  False

Question 3

This is considered an important issue when dealing with preventative maintenance.

Accepted Answer

A) repair costs 
B) frequency 
C) seasonality 
D) timing of breakdown 
E) cost of training 
A) repair costs 
B) frequency 
C) seasonality 
D) timing of breakdown 
E) cost of training B

Question 4

Engineering changes should not be made in the six-month period following the introduction of a new product.

Accepted Answer

A) True 
 B)False

Question 5

Managers considering an operations strategy reflecting the lean philosophy of operations should recognize that lean

Accepted Answer

A) is most suited for nonrepetitive manufacturing. 
B) cannot be implemented sequentially. 
C) requires a wholesale commitment from the outset. 
D) may leave their company vulnerable to supply chain disruptions. 
E) All of these choices are correct. 
A) is most suited for nonrepetitive manufacturing. 
B) cannot be implemented sequentially. 
C) requires a wholesale commitment from the outset. 
D) may leave their company vulnerable to supply chain disruptions. 
E) All of these choices are correct.

Question 6

Preventive maintenance will eliminate the need to carry supplies of spare parts.

Accepted Answer

A) True 
 B)False

Question 7

Breakdown maintenance is _____________; preventive maintenance is _________.

Accepted Answer

A) reactive; proactive 
B) proactive; reactive 
C) expensive; inexpensive 
D) inexpensive; expensive 
E) easy; hard 
A) reactive; proactive 
B) proactive; reactive 
C) expensive; inexpensive 
D) inexpensive; expensive 
E) easy; hard

Question 8

Lean purchasing requires frequent contract bidding by multiple sources to ensure the buyer of competitive prices.

Accepted Answer

A) True 
 B)False

Question 9

In the lean approach, inventories are reduced gradually, instead of eliminating inventories as rapidly as possible.

Accepted Answer

A) True 
 B)False

Question 10

A potential obstacle to conversion to a lean system is(I)lack of management commitment(II)lack of worker cooperation(III)supplier resistance(IV)insufficient space to store the increased inventories

Accepted Answer

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

Question 11

The average time before breakdown of a machine is normally distributed and has a mean of nine weeks and a standard deviation of 1.5 weeks. If breakdown cost averages $1,500 and preventive maintenance costs $500, what is the optimal preventive maintenance interval?

Accepted Answer

A) 3.8 weeks 
B) 8.4 weeks 
C) 9.6 weeks 
D) 6.9 weeks 
E) 7.2 weeks 
A) 3.8 weeks 
B) 8.4 weeks 
C) 9.6 weeks 
D) 6.9 weeks 
E) 7.2 weeks

Question 12

Ideally, preventive maintenance will be performed before a breakdown or failure.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following is not a reason for having machines and equipment in good operating condition?

Accepted Answer

A) lower the production processing 
B) no added service or production costs 
C) maintain high quality 
D) avoid missed delivery dates 
E) avoid production or service disruptions 
A) lower the production processing 
B) no added service or production costs 
C) maintain high quality 
D) avoid missed delivery dates 
E) avoid production or service disruptions

Question 14

The major approaches used in plans to deal with breakdowns include all of the following except

Accepted Answer

A) standby equipment. 
B) inventories of spare parts. 
C) operator repair of minor problems. 
D) readily available repair personnel. 
E) All are major approaches. 
A) standby equipment. 
B) inventories of spare parts. 
C) operator repair of minor problems. 
D) readily available repair personnel. 
E) All are major approaches.

Question 15

Kanban is the Japanese term for autonomation.

Accepted Answer

A) True 
 B)False

Question 16

A functioning MRP system is required prior to adopting lean planning and control systems.

Accepted Answer

A) True 
 B)False

Question 17

Fast and simple are two common threads that run through the four building blocks of lean operations.

Accepted Answer

A) True 
 B)False

Question 18

The use of small lot sizes in lean operations is in conflict with the EOQ approach since setup costs tend to be significantly higher than holding costs.

Accepted Answer

A) True 
 B)False

Question 19

For a company with a product mix of 40 percent of product A and 30 percent each of products B and C, which of the following mixed-model sequences best reflects the lean philosophy?

Accepted Answer

A) AABBCCAABC 
B) ABCABCABCA 
C) AAAABBBCCC 
D) BCABCABCAB 
E) BBBAACCCAA 
A) AABBCCAABC 
B) ABCABCABCA 
C) AAAABBBCCC 
D) BCABCABCAB 
E) BBBAACCCAA

Question 20

In a pull system, the accumulation of excessive inventory in front of a workstation is avoided even if there are problems such as equipment failure at that workstation which prevent it from completing its work.

Accepted Answer

A) True 
 B)False

Which of the following would not contribute to making services more lean?

In the lean philosophy, the larger the lot size, the easier it is to schedule.

This is considered an important issue when dealing with preventative maintenance. <u></u>

Engineering changes should not be made in the six-month period following the introduction of a new product.

Managers considering an operations strategy reflecting the lean philosophy of operations should recognize that lean

Preventive maintenance will eliminate the need to carry supplies of spare parts.

Breakdown maintenance is _____; preventive maintenance is _.

Lean purchasing requires frequent contract bidding by multiple sources to ensure the buyer of competitive prices.

In the lean approach, inventories are reduced gradually, instead of eliminating inventories as rapidly as possible.

A potential obstacle to conversion to a lean system is(I)lack of management commitment(II)lack of worker cooperation(III)supplier resistance(IV)insufficient space to store the increased inventories

The average time before breakdown of a machine is normally distributed and has a mean of nine weeks and a standard deviation of 1.5 weeks. If breakdown cost averages $1,500 and preventive maintenance costs $500, what is the optimal preventive maintenance interval?

Ideally, preventive maintenance will be performed before a breakdown or failure.

Which of the following is not a reason for having machines and equipment in good operating condition?

The major approaches used in plans to deal with breakdowns include all of the following except

Kanban is the Japanese term for autonomation.

A functioning MRP system is required prior to adopting lean planning and control systems.

Fast and simple are two common threads that run through the four building blocks of lean operations.

The use of small lot sizes in lean operations is in conflict with the EOQ approach since setup costs tend to be significantly higher than holding costs.

For a company with a product mix of 40 percent of product A and 30 percent each of products B and C, which of the following mixed-model sequences best reflects the lean philosophy?

In a pull system, the accumulation of excessive inventory in front of a workstation is avoided even if there are problems such as equipment failure at that workstation which prevent it from completing its work.

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

Work Design and Measurement

Location Planning and Analysis

Management of Quality

Quality Control

Aggregate Planning and Master Scheduling

Inventory Management

MRP and ERP

Supply Chain Management

Scheduling

Project Management

Management of Waiting Lines

Linear Programming

Filters

Exam 14: Jit and Lean Operations

Which of the following would not contribute to making services more lean?

In the lean philosophy, the larger the lot size, the easier it is to schedule.

This is considered an important issue when dealing with preventative maintenance. <u></u>

Engineering changes should not be made in the six-month period following the introduction of a new product.

Managers considering an operations strategy reflecting the lean philosophy of operations should recognize that lean

Preventive maintenance will eliminate the need to carry supplies of spare parts.

Breakdown maintenance is _____________; preventive maintenance is _________.

Lean purchasing requires frequent contract bidding by multiple sources to ensure the buyer of competitive prices.

In the lean approach, inventories are reduced gradually, instead of eliminating inventories as rapidly as possible.

A potential obstacle to conversion to a lean system is(I)lack of management commitment(II)lack of worker cooperation(III)supplier resistance(IV)insufficient space to store the increased inventories

The average time before breakdown of a machine is normally distributed and has a mean of nine weeks and a standard deviation of 1.5 weeks. If breakdown cost averages $1,500 and preventive maintenance costs $500, what is the optimal preventive maintenance interval?

Ideally, preventive maintenance will be performed before a breakdown or failure.

Which of the following is not a reason for having machines and equipment in good operating condition?

The major approaches used in plans to deal with breakdowns include all of the following except

Kanban is the Japanese term for autonomation.

A functioning MRP system is required prior to adopting lean planning and control systems.

Fast and simple are two common threads that run through the four building blocks of lean operations.

The use of small lot sizes in lean operations is in conflict with the EOQ approach since setup costs tend to be significantly higher than holding costs.

For a company with a product mix of 40 percent of product A and 30 percent each of products B and C, which of the following mixed-model sequences best reflects the lean philosophy?

In a pull system, the accumulation of excessive inventory in front of a workstation is avoided even if there are problems such as equipment failure at that workstation which prevent it from completing its work.

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

Work Design and Measurement

Location Planning and Analysis

Management of Quality

Quality Control

Aggregate Planning and Master Scheduling

Inventory Management

MRP and ERP

Supply Chain Management

Scheduling

Project Management

Management of Waiting Lines

Linear Programming

Filters

Breakdown maintenance is _____; preventive maintenance is _.