Question 1

Building up an inventory of standard parts or modules instead of immediately producing the finished end items is the essence of:

Accepted Answer

A) delayed differentiation 
B) kanban 
C) autonomation 
D) andon 
E) matrix management 
A) delayed differentiation 
B) kanban 
C) autonomation 
D) andon 
E) matrix management

Question 2

If a firm's product mix is 60% of product A and 20% each of products B and C, an optimal mix-model production schedule would be successive sequences of AAABC.

Accepted Answer

A) True 
 B)False

Question 3

Because the lean philosophy is so consequential competitively, firms are often advised to adopt it ________.

Accepted Answer

A) with products in the introduction phase of their life-cycle 
B) with their vendors first 
C) completely all at once 
D) sequentially over time 
E) globally before locally 
A) with products in the introduction phase of their life-cycle 
B) with their vendors first 
C) completely all at once 
D) sequentially over time 
E) globally before locally

Question 4

Which of the following contributes to the competitive advantage enjoyed by firms using lean production?

Accepted Answer

A) Backup employees to cover for absenteeism 
B) 100% inspection to remove defects 
C) Dedicated equipment to reduce unit costs 
D) Safety stocks to prevent stock-outs 
E) Greater flexibility to cope with change 
A) Backup employees to cover for absenteeism 
B) 100% inspection to remove defects 
C) Dedicated equipment to reduce unit costs 
D) Safety stocks to prevent stock-outs 
E) Greater flexibility to cope with change

Question 5

In a balanced system, cycle time is equal to Takt time.

Accepted Answer

A) True 
 B)False

Question 6

Although inventories are maintained, the goal of lean operations is to minimize safety stock.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is not characteristic of preventive maintenance in lean systems?

Accepted Answer

A) maintaining equipment in good operating condition 
B) replacing parts when they are worn but before they fail 
C) workers maintaining their own equipment 
D) eliminating supplies of spare parts to reduce capital investment 
E) perceiving breakdowns as an opportunity for improvement 
A) maintaining equipment in good operating condition 
B) replacing parts when they are worn but before they fail 
C) workers maintaining their own equipment 
D) eliminating supplies of spare parts to reduce capital investment 
E) perceiving breakdowns as an opportunity for improvement

Question 8

"Preventive maintenance" is additional maintenance done immediately after a breakdown has occurred to help prevent any further breakdowns.

Accepted Answer

A) True 
 B)False

Question 9

The Four Star Publishing Company uses sixty reams of paper each hour at one of its high speed printing stations.The cycle time for a standard container, which holds 15 reams of paper, averages forty minutes.If management has decided to use three containers, what efficiency factor was applied?

Accepted Answer

The answer of The Four Star Publishing Company uses sixty...

Question 10

In lean operations, input resources arrive for processing only after the preceding batch has been completed.

Accepted Answer

A) True 
 B)False

Question 11

Kanban is the Japanese term for autonomation.

Accepted Answer

A) True 
 B)False

Question 12

In a lean environment, anything not essential to the product or process is viewed as waste.

Accepted Answer

A) True 
 B)False

Question 13

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) Vendors are co-workers, essentially other departments of our organization. 
D) Queues are a necessary investment. 
E) all of the above 
A) Inventories are an asset. 
B) Lot sizes are optimized by formula. 
C) Vendors are co-workers, essentially other departments of our organization. 
D) Queues are a necessary investment. 
E) all of the above

Question 14

The ultimate objective 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%) 
D) balanced and rapid flow 
E) all of the above 
A) low to moderate levels of inventory 
B) high quality, zero defects 
C) minimal waste (less than 6%) 
D) balanced and rapid flow 
E) all of the above

Question 15

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

Accepted Answer

A) True 
 B)False

Question 16

A system of lights used at each workstation to signal problems or slowdowns is:

Accepted Answer

A) command and control center 
B) automation 
C) andon 
D) pull system 
E) kanban 
A) command and control center 
B) automation 
C) andon 
D) pull system 
E) kanban

Question 17

A kanban card is used to signal that:

Accepted Answer

A) work is needed at the work center 
B) work is ready to be moved to the next station 
C) a worker has run out of parts needed for further processing 
D) a machine has broken down and needs immediate attention 
E) a machine is ready for preventive maintenance 
A) work is needed at the work center 
B) work is ready to be moved to the next station 
C) a worker has run out of parts needed for further processing 
D) a machine has broken down and needs immediate attention 
E) a machine is ready for preventive maintenance

Question 18

The All Seasonings Company uses 3,200 glass jars at one of its jar-filling workstations each eight hours of production.The cycle time for a standard container, which holds 90 jars, averages 45 minutes.If management uses an efficiency factor of twenty percent, how many containers should be used?

Accepted Answer

The answer of The All Seasonings Company uses 3,200 glass...

Question 19

Which of the following questions is not answered by value stream mapping?

Accepted Answer

A) Where does waste occur? 
B) Which processes or sub-processes exhibit the most variability? 
C) Where are the best opportunities to extract more value from customers? 
D) Where are process bottlenecks? 
E) Where do errors occur? 
A) Where does waste occur? 
B) Which processes or sub-processes exhibit the most variability? 
C) Where are the best opportunities to extract more value from customers? 
D) Where are process bottlenecks? 
E) Where do errors occur?

Question 20

Which one of the following is not one of the building blocks that is the foundation of the lean philosophy?

Accepted Answer

A) product design 
B) process design 
C) personnel/organizational elements 
D) manufacturing planning and control 
E) kanban 
A) product design 
B) process design 
C) personnel/organizational elements 
D) manufacturing planning and control 
E) kanban

Exam 14: Jit and Lean Operations

Building up an inventory of standard parts or modules instead of immediately producing the finished end items is the essence of:

If a firm's product mix is 60% of product A and 20% each of products B and C, an optimal mix-model production schedule would be successive sequences of AAABC.

Because the lean philosophy is so consequential competitively, firms are often advised to adopt it ________.

Which of the following contributes to the competitive advantage enjoyed by firms using lean production?

In a balanced system, cycle time is equal to Takt time.

Although inventories are maintained, the goal of lean operations is to minimize safety stock.

Which of the following is not characteristic of preventive maintenance in lean systems?

"Preventive maintenance" is additional maintenance done immediately after a breakdown has occurred to help prevent any further breakdowns.

The Four Star Publishing Company uses sixty reams of paper each hour at one of its high speed printing stations.The cycle time for a standard container, which holds 15 reams of paper, averages forty minutes.If management has decided to use three containers, what efficiency factor was applied?

In lean operations, input resources arrive for processing only after the preceding batch has been completed.

Kanban is the Japanese term for autonomation.

In a lean environment, anything not essential to the product or process is viewed as waste.

Which of the following is characteristic of the lean philosophy?

The ultimate objective in a lean system is:

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

A system of lights used at each workstation to signal problems or slowdowns is:

A kanban card is used to signal that:

The All Seasonings Company uses 3,200 glass jars at one of its jar-filling workstations each eight hours of production.The cycle time for a standard container, which holds 90 jars, averages 45 minutes.If management uses an efficiency factor of twenty percent, how many containers should be used?

Which of the following questions is not answered by value stream mapping?

Which one of the following is not one of the building blocks that is the foundation of the lean philosophy?

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

MRP and ERP

Inventory Management

Supply Chain Management

Scheduling

Project Management

Management of Waiting Lines

Linear Programming

Extension 4: Reliability

Extension 5: Decision Theory

Extension 7: Learning Curves

Extension 8: The Transportation Model

Extension 10: Acceptance Sampling

Extension 14: Maintenance

Filters