Question 1

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

Accepted Answer

A)  Grouping internal and external setup activities 
B)  Train operators and standardize the setup procedure 
C)  Streamline setup procedures for products 
D)  Use of multipurpose equipment or attachments 
E)  Use of group technology 
A)  Grouping internal and external setup activities 
B)  Train operators and standardize the setup procedure 
C)  Streamline setup procedures for products 
D)  Use of multipurpose equipment or attachments 
E)  Use of group technology A

Question 2

It is primarily manufacturing personnel that are required to support a JIT system.

Accepted Answer

A) True 
 B)False  False

Question 3

JIT was developed at the Ford Motor Company by Henry Ford.

Accepted Answer

A) True 
 B)False  False

Question 4

In the JIT philosophy,the ideal lot size is:

Accepted Answer

A)  the economic order quantity. 
B)  the economic run size. 
C)  one unit. 
D)  the capacity of the standard container. 
E)  N = (DT(1 + X))/C. 
A)  the economic order quantity. 
B)  the economic run size. 
C)  one unit. 
D)  the capacity of the standard container. 
E)  N = (DT(1 + X))/C.

Question 5

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

Accepted Answer

N = ?
D = 3200/8 = 4

Question 6

Which of the following are benefits of level capacity loading?
I.Minimizes work-in-process inventory
II.Minimizes time to setup for different products
III.Maintains flexibility to meet customer demand

Accepted Answer

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

Question 7

A visual tool consisting of process flow diagrams that includes information flows and the activity times refers to:

Accepted Answer

A)  value stream mapping. 
B)  kanban control. 
C)  the 5S principles. 
D)  push analysis. 
E)  pull analysis. 
A)  value stream mapping. 
B)  kanban control. 
C)  the 5S principles. 
D)  push analysis. 
E)  pull analysis.

Question 8

Which of the following is a characteristic of the JIT philosophy?

Accepted Answer

A)  Inventories become a valued asset. 
B)  Few, large deliveries of orders from suppliers. 
C)  Suppliers become partners. 
D)  Queues of WIP inventory are a necessary investment. 
E)  All of the choices are correct. 
A)  Inventories become a valued asset. 
B)  Few, large deliveries of orders from suppliers. 
C)  Suppliers become partners. 
D)  Queues of WIP inventory are a necessary investment. 
E)  All of the choices are correct.

Question 9

Continuous improvement and flexible systems are requirements for successful JIT and lean systems.

Accepted Answer

A) True 
 B)False

Question 10

A JIT system uses long production runs as this reduces the setup time required.

Accepted Answer

A) True 
 B)False

Question 11

The term used in Japan that refers to quality at the source,meaning stopping to fix problems to avoid passing defective products on to the next workstation is:

Accepted Answer

A)  poka-yoke. 
B)  autonomation. 
C)  jidoka. 
D)  andon. 
E)  kanban. 
A)  poka-yoke. 
B)  autonomation. 
C)  jidoka. 
D)  andon. 
E)  kanban.

Question 12

A set of tools and methods for reducing setup time developed by Shigeo Shingo is called:

Accepted Answer

A)  enterprise resource planning (ERP). 
B)  design for manufacturability (DFM). 
C)  single-minute exchange of die (SME
D) . 
D)  group technology. 
E)  none of the choices. 
A)  enterprise resource planning (ERP). 
B)  design for manufacturability (DFM). 
C)  single-minute exchange of die (SME
D) . 
D)  group technology. 
E)  none of the choices.

Question 13

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

Accepted Answer

A)  Maintaining equipment in good operating condition 
B)  Replacing parts before rather than after they fail 
C)  Training workers to do certain repairs themselves 
D)  Eliminating supplies of spare parts 
E)  All of the choices are true 
A)  Maintaining equipment in good operating condition 
B)  Replacing parts before rather than after they fail 
C)  Training workers to do certain repairs themselves 
D)  Eliminating supplies of spare parts 
E)  All of the choices are true

Question 14

The ultimate goal of a lean system is to achieve a balanced,rapid flow of materials through the system.

Accepted Answer

A) True 
 B)False

Question 15

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

Accepted Answer

N = ?
D =

Question 16

Continuous improvement (Kaizen)is based on all the tenets except:

Accepted Answer

A)  involvement of everyone in the organization. 
B)  applied throughout the organization. 
C)  learning by doing. 
D)  direct observation and data collection. 
E)  rapid, major breakthroughs in improvement. 
A)  involvement of everyone in the organization. 
B)  applied throughout the organization. 
C)  learning by doing. 
D)  direct observation and data collection. 
E)  rapid, major breakthroughs in improvement.

Question 17

The basic objective for operating with low inventories in JIT systems is:

Accepted Answer

A)  to uncover recurring problems in production processes. 
B)  inventory investment must be saved. 
C)  major problems must be uncovered. 
D)  major problems must have been solved. 
E)  inventories must be reduced rapidly. 
A)  to uncover recurring problems in production processes. 
B)  inventory investment must be saved. 
C)  major problems must be uncovered. 
D)  major problems must have been solved. 
E)  inventories must be reduced rapidly.

Question 18

Which of the following is not considered a type of waste which JIT/lean systems are designed to reduce?

Accepted Answer

A)  Excess inventory 
B)  Product designs with little potential for recycling 
C)  Underutilization of employee knowledge and skills 
D)  Unnecessary transportation/movement of goods 
E)  Scrap and rework 
A)  Excess inventory 
B)  Product designs with little potential for recycling 
C)  Underutilization of employee knowledge and skills 
D)  Unnecessary transportation/movement of goods 
E)  Scrap and rework

Question 19

With regard to suppliers,JIT systems typically involve:

Accepted Answer

A)  delivery of large lots on short notice. 
B)  the highest quality at the lowest price. 
C)  collaborating to ensure on-time delivery. 
D)  multiple suppliers to purchase from. 
E)  all of the choices. 
A)  delivery of large lots on short notice. 
B)  the highest quality at the lowest price. 
C)  collaborating to ensure on-time delivery. 
D)  multiple suppliers to purchase from. 
E)  all of the choices.

Question 20

A benefit of JIT is the flexibility to handle a mix of products within a short time frame.

Accepted Answer

A) True 
 B)False

Exam 15: A: Just-In-Time and Lean Production

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

It is primarily manufacturing personnel that are required to support a JIT system.

JIT was developed at the Ford Motor Company by Henry Ford.

In the JIT philosophy,the ideal lot size is:

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

Which of the following are benefits of level capacity loading? I.Minimizes work-in-process inventory II.Minimizes time to setup for different products III.Maintains flexibility to meet customer demand

A visual tool consisting of process flow diagrams that includes information flows and the activity times refers to:

Which of the following is a characteristic of the JIT philosophy?

Continuous improvement and flexible systems are requirements for successful JIT and lean systems.

A JIT system uses long production runs as this reduces the setup time required.

The term used in Japan that refers to quality at the source,meaning stopping to fix problems to avoid passing defective products on to the next workstation is:

A set of tools and methods for reducing setup time developed by Shigeo Shingo is called:

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

The ultimate goal of a lean system is to achieve a balanced,rapid flow of materials through the system.

Continuous improvement (Kaizen)is based on all the tenets except:

The basic objective for operating with low inventories in JIT systems is:

Which of the following is not considered a type of waste which JIT/lean systems are designed to reduce?

With regard to suppliers,JIT systems typically involve:

A benefit of JIT is the flexibility to handle a mix of products within a short time frame.

Introduction to Operations Management

Competitiveness, Strategic Planning, and Productivity

Demand Forecasting

A: Product Design

B: Product Design

A: Strategic Capacity Planning

B: Strategic Capacity Planning

A: Process Design and Facility Layout

B: Process Design and Facility Layout

A: Design of Work Systems

B: Design of Work Systems

A: Location Planning and Analysis

B: Location Planning and Analysis

Management of Quality

A: Statistical Quality Control

B: Statistical Quality Control

Supply Chain Management

Inventory Management

Aggregate Operations Planning

Material Requirements Planning and Enterprise Resource Planning

B: Just-In-Time and Lean Production

Job and Staff Scheduling

Project Management

A: Waiting-Line Analysis

B: Waiting-Line Analysis

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