Question 1

Successful lean implementation requires much more than slogans and idealistic goals such as zero inventories and zero defects.

Accepted Answer

A) True 
 B)False  True

Question 2

One major difference between the use of kanban and MRP II in scheduling the products to be built is that kanban is primarily a manual system while MRP II uses computers.

Accepted Answer

A) True 
 B)False  True

Question 3

Which of the following is not a benefit of small lot sizes in lean systems?

Accepted Answer

A) In-process inventory is considerably less. 
B) Each product is produced less frequently. 
C) Carrying costs are reduced. 
D) There is less clutter in the workplace. 
E) Inspection and rework costs are less. 
A) In-process inventory is considerably less. 
B) Each product is produced less frequently. 
C) Carrying costs are reduced. 
D) There is less clutter in the workplace. 
E) Inspection and rework costs are less. B

Question 4

A basic requirement for operating with low inventories in lean systems is that major system problems must already have been solved and new problems will be solved as they appear.

Accepted Answer

A) True 
 B)False

Question 5

Lean systems often use layouts that are based on group technology product requirements.

Accepted Answer

A) True 
 B)False

Question 6

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

Accepted Answer

A) True 
 B)False

Question 7

The lean philosophy recognizes that some work-in-process inventories are a necessary investment to allow for smooth work-flow.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following does not contribute to reduced setup time and cost?

Accepted Answer

A) standardized setup tools 
B) standardized setup equipment 
C) custom setup procedures for each product 
D) use of multipurpose equipment or attachments 
E) use of group technology 
A) standardized setup tools 
B) standardized setup equipment 
C) custom setup procedures for each product 
D) use of multipurpose equipment or attachments 
E) use of group technology

Question 9

Setup time and its associated cost can often be reduced by the use of group technology.

Accepted Answer

A) True 
 B)False

Question 10

With regard to suppliers, lean systems typically involve:

Accepted Answer

A) delivery of large lots on short notice 
B) the highest quality at the lowest price 
C) long-term relationships 
D) multiple suppliers to assure continuous availability 
E) dedicated staging areas for material 
A) delivery of large lots on short notice 
B) the highest quality at the lowest price 
C) long-term relationships 
D) multiple suppliers to assure continuous availability 
E) dedicated staging areas for material

Question 11

The ultimate goal of lean operations is to have:

Accepted Answer

A) no in-process inventories 
B) cross-trained workers capable of handling every process 
C) a smooth, rapid flow of materials through the system 
D) no setup times 
E) all of the above 
A) no in-process inventories 
B) cross-trained workers capable of handling every process 
C) a smooth, rapid flow of materials through the system 
D) no setup times 
E) all of the above

Question 12

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

Accepted Answer

A) True 
 B)False

Question 13

Process design supporting lean doesn't include ______.

Accepted Answer

A) Production flexibility 
B) Duplicate facilities 
C) Setup time reduction 
D) Minimal inventory storage 
E) Small lot sizes 
A) Production flexibility 
B) Duplicate facilities 
C) Setup time reduction 
D) Minimal inventory storage 
E) Small lot sizes

Question 14

A potential obstacle to conversion to a lean system is:

Accepted Answer

A) lack of management commitment 
B) lack of worker cooperation 
C) supplier resistance 
D) all of the above 
E) insufficient space to store the increased inventories 
A) lack of management commitment 
B) lack of worker cooperation 
C) supplier resistance 
D) all of the above 
E) insufficient space to store the increased inventories

Question 15

An operations strategy reflecting the lean philosophy of production should recognize that lean:

Accepted Answer

A) is most suited for non-repetitive manufacturing 
B) cannot be implemented sequentially 
C) requires a wholesale commitment from the outset 
D) may provide a competitive advantage 
E) all of the above 
A) is most suited for non-repetitive manufacturing 
B) cannot be implemented sequentially 
C) requires a wholesale commitment from the outset 
D) may provide a competitive advantage 
E) all of the above

Question 16

Having a vendor be responsible for managing the restocking of inventory is what is meant by the term ___________.

Accepted Answer

A) JIT II 
B) MRP II 
C) SCM I 
D) EOQ III 
E) POQ II 
A) JIT II 
B) MRP II 
C) SCM I 
D) EOQ III 
E) POQ II

Question 17

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

Accepted Answer

A) True 
 B)False

Question 18

A benefit of the lean philosophy is the flexibility to respond quickly to changing customer requirements.

Accepted Answer

A) True 
 B)False

Question 19

A production system uses kanban cards to control production and movement of parts.One work center uses an average of 40 pieces per hour of a certain part.Standard containers hold 10 parts.The cycle time for parts containers is about 36 minutes.Management has assigned an efficiency factor of .20 to this work center.How many containers should be used to support this operation?

Accepted Answer

The answer of A production system uses kanban cards to...

Question 20

A conveyance __________ signals parts movement.

Accepted Answer

A) Request 
B) Routing 
C) Bar code 
D) Kanban 
E) Kazian 
A) Request 
B) Routing 
C) Bar code 
D) Kanban 
E) Kazian

Exam 14: Jit and Lean Operations

Successful lean implementation requires much more than slogans and idealistic goals such as zero inventories and zero defects.

One major difference between the use of kanban and MRP II in scheduling the products to be built is that kanban is primarily a manual system while MRP II uses computers.

Which of the following is not a benefit of small lot sizes in lean systems?

A basic requirement for operating with low inventories in lean systems is that major system problems must already have been solved and new problems will be solved as they appear.

Lean systems often use layouts that are based on group technology product requirements.

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

The lean philosophy recognizes that some work-in-process inventories are a necessary investment to allow for smooth work-flow.

Which of the following does not contribute to reduced setup time and cost?

Setup time and its associated cost can often be reduced by the use of group technology.

With regard to suppliers, lean systems typically involve:

The ultimate goal of lean operations is to have:

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

Process design supporting lean doesn't include ______.

A potential obstacle to conversion to a lean system is:

An operations strategy reflecting the lean philosophy of production should recognize that lean:

Having a vendor be responsible for managing the restocking of inventory is what is meant by the term ___________.

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

A benefit of the lean philosophy is the flexibility to respond quickly to changing customer requirements.

A conveyance __________ signals parts movement.

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