Question 1

An advantage of JIT cross-trained workers is they can help other workers when bottlenecks occur.

Accepted Answer

A) True 
 B)False

Question 2

The ideal scheduling for JIT/lean operations follows a push system of planning.

Accepted Answer

A) True 
 B)False

Question 3

The ultimate goal of lean systems is to have:

Accepted Answer

A)  minimal in-process inventories. 
B)  empowered cross-trained workers. 
C)  a balanced, rapid flow of materials and products through the system. 
D)  reduced setup times. 
E)  small production lot sizes. 
A)  minimal in-process inventories. 
B)  empowered cross-trained workers. 
C)  a balanced, rapid flow of materials and products through the system. 
D)  reduced setup times. 
E)  small production lot sizes.

Question 4

JIT/lean systems minimize finished product inventory but have a greater reliance on work-in-process inventory.

Accepted Answer

A) True 
 B)False

Question 5

JIT/lean production systems need to be directed by strong leadership roles based on top-down communication to ensure production schedules are implemented accurately.

Accepted Answer

A) True 
 B)False

Question 6

Waiting time is not considered a waste in the JIT philosophy.

Accepted Answer

A) True 
 B)False

Question 7

The technique intended to increase functional communications,reduce the need for changes and speed up the design process is called:

Accepted Answer

A)  design for manufacturing and assembly (DFM and DF
A) . 
B)  quality function deployment (QF
D) . 
C)  concurrent engineering. 
D)  group technology. 
E)  takt time reduction. 
A)  design for manufacturing and assembly (DFM and DF
A) . 
B)  quality function deployment (QF
D) . 
C)  concurrent engineering. 
D)  group technology. 
E)  takt time reduction.

Question 8

The four building blocks of JIT are:
 product design,process design,personnel/organizational elements,and planning and control.

Accepted Answer

A) True 
 B)False

Question 9

A production cell uses 240 pounds of plastic resin each 8-hour day.Resin is transported in drums that hold 100 pounds each.The material is obtained from a nearby supplier,and has a 12-hour waiting time.A safety factor of .15 has been assigned to this cell.What is the optimum number of containers to support this operation?

Accepted Answer

N = ?
D = 240/8 = 30

Question 10

Which of the following contributes to the competitive advantage enjoyed by firms using JIT/lean production?
I.Lower processing costs
II.Fewer employees
III.Fewer defectives
IV.Greater flexibility.

Accepted Answer

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

Question 11

In JIT/lean systems "preventive maintenance" is designed to provide a rapid response after a breakdown has occurred to get the equipment back on line as fast as possible.

Accepted Answer

A) True 
 B)False

Question 12

A major difference between kanban and MRP in scheduling the products to be built is that kanban is primarily a manual system.

Accepted Answer

A) True 
 B)False

Question 13

In services,the primary focus of lean systems is the time needed to perform a service.

Accepted Answer

A) True 
 B)False

Question 14

The control of the flow of work in JIT systems is best characterized as a:

Accepted Answer

A)  push system. 
B)  pull system. 
C)  backward communications approach 
D)  inventory accumulation approach 
E)  none of the choices. 
A)  push system. 
B)  pull system. 
C)  backward communications approach 
D)  inventory accumulation approach 
E)  none of the choices.

Question 15

Manufacturing cells in JIT systems process similar parts for a product.

Accepted Answer

A) True 
 B)False

Question 16

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

Accepted Answer

X = ?
N = 3 containe

Question 17

Which of the following is not affiliated with the implementation of JIT/lean systems?

Accepted Answer

A)  Inventories are reduced 
B)  Space requirements are reduced 
C)  Quality is increased 
D)  Fewer orders from suppliers need to be processed 
E)  Closer relationships with suppliers 
A)  Inventories are reduced 
B)  Space requirements are reduced 
C)  Quality is increased 
D)  Fewer orders from suppliers need to be processed 
E)  Closer relationships with suppliers

Question 18

A JIT/lean system is not effective when the industry consists of a tiered supplier network.

Accepted Answer

A) True 
 B)False

Question 19

A system of lights used at each workstation to signal problems or slowdowns is a(n):

Accepted Answer

A)  jidoka. 
B)  automation. 
C)  andon. 
D)  pull system. 
E)  kanban. 
A)  jidoka. 
B)  automation. 
C)  andon. 
D)  pull system. 
E)  kanban.

Question 20

With regard to suppliers,JIT systems typically require:

Accepted Answer

A)  delivery of large lots at regular intervals. 
B)  buyer inspection of goods and materials. 
C)  multiple sources from which to purchase. 
D)  long-term relationships and commitments. 
E)  focusing on the lowest price possible. 
A)  delivery of large lots at regular intervals. 
B)  buyer inspection of goods and materials. 
C)  multiple sources from which to purchase. 
D)  long-term relationships and commitments. 
E)  focusing on the lowest price possible.

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

An advantage of JIT cross-trained workers is they can help other workers when bottlenecks occur.

The ideal scheduling for JIT/lean operations follows a push system of planning.

The ultimate goal of lean systems is to have:

JIT/lean systems minimize finished product inventory but have a greater reliance on work-in-process inventory.

JIT/lean production systems need to be directed by strong leadership roles based on top-down communication to ensure production schedules are implemented accurately.

Waiting time is not considered a waste in the JIT philosophy.

The technique intended to increase functional communications,reduce the need for changes and speed up the design process is called:

The four building blocks of JIT are: product design,process design,personnel/organizational elements,and planning and control.

Which of the following contributes to the competitive advantage enjoyed by firms using JIT/lean production? I.Lower processing costs II.Fewer employees III.Fewer defectives IV.Greater flexibility.

In JIT/lean systems "preventive maintenance" is designed to provide a rapid response after a breakdown has occurred to get the equipment back on line as fast as possible.

A major difference between kanban and MRP in scheduling the products to be built is that kanban is primarily a manual system.

In services,the primary focus of lean systems is the time needed to perform a service.

The control of the flow of work in JIT systems is best characterized as a:

Manufacturing cells in JIT systems process similar parts for a product.

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

Which of the following is not affiliated with the implementation of JIT/lean systems?

A JIT/lean system is not effective when the industry consists of a tiered supplier network.

A system of lights used at each workstation to signal problems or slowdowns is a(n):

With regard to suppliers,JIT systems typically require:

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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