Question 1

In JIT partnerships, suppliers have several concerns. Which of the following is not such a concern?

Accepted Answer

A)  desire for diversification 
B)  poor customer scheduling 
C)  small lot sizes 
D)  producing high enough quality levels 
E)  customers' infrequent engineering changes 
A)  desire for diversification 
B)  poor customer scheduling 
C)  small lot sizes 
D)  producing high enough quality levels 
E)  customers' infrequent engineering changes

Question 2

A certain product has been effectively managed in the past, according to its managers. The previous technique used the economic production quantity model, and resulted in an optimum lot size of 100. For this product, setup time is directly proportional to setup cost, and setup time is currently 40 minutes per batch. How much must setup time decline in order for the lot size to fall to 50 units? 25 units? 10 units?

Accepted Answer

Complete data for the problem is not nec

Question 3

Which one of the following is not a benefit of the implementation of JIT?

Accepted Answer

A)  cost reduction 
B)  variability increase 
C)  rapid throughput 
D)  quality improvement 
E)  rework reduction 
A)  cost reduction 
B)  variability increase 
C)  rapid throughput 
D)  quality improvement 
E)  rework reduction

Question 4

Which of the following is not a goal of JIT partnerships?

Accepted Answer

A)  removal of unnecessary activities 
B)  removal of in-plant inventory 
C)  removal of in-transit inventory 
D)  obtain improved quality and reliability 
E)  All of the above are goals of JIT partnerships. 
A)  removal of unnecessary activities 
B)  removal of in-plant inventory 
C)  removal of in-transit inventory 
D)  obtain improved quality and reliability 
E)  All of the above are goals of JIT partnerships.

Question 5

Which one of the following is not a layout tactic in a JIT environment?

Accepted Answer

A)  work cells for families of products 
B)  fixed equipment 
C)  minimizing distance 
D)  little space for inventory 
E)  poka-yoke devices 
A)  work cells for families of products 
B)  fixed equipment 
C)  minimizing distance 
D)  little space for inventory 
E)  poka-yoke devices

Question 6

Which one of the following statements is true about the kanban system?

Accepted Answer

A)  The quantities in the containers are usually large to reduce setup costs. 
B)  It is associated with a push system. 
C)  It is useful to smooth operations when numerous quality problems occur. 
D)  The supplier workstation signals the customer workstation as soon as a batch is completed. 
E)  The customer workstation signals to the supplier workstation when production is needed. 
A)  The quantities in the containers are usually large to reduce setup costs. 
B)  It is associated with a push system. 
C)  It is useful to smooth operations when numerous quality problems occur. 
D)  The supplier workstation signals the customer workstation as soon as a batch is completed. 
E)  The customer workstation signals to the supplier workstation when production is needed.

Question 7

________ is the Japanese word for card that has come to mean "signal."

Accepted Answer

The answer of ________ is the Japanese word for card...

Question 8

Concerning relationships with suppliers, which of the following combinations is critical to the success of JIT?

Accepted Answer

A)  close relationships with trust 
B)  close relationships with skepticism 
C)  distant relationships with trust 
D)  distant relationships with skepticism 
E)  distant relationship with mistrust 
A)  close relationships with trust 
B)  close relationships with skepticism 
C)  distant relationships with trust 
D)  distant relationships with skepticism 
E)  distant relationship with mistrust

Question 9

What is a kanban?

Accepted Answer

Kanban is the Japanese word fo

Question 10

Throughput measures the time

Accepted Answer

A)  that it takes to process one unit at a station. 
B)  between the arrival of raw materials and the shipping of finished products. 
C)  to produce one whole product through an empty system (i.e., with no waiting). 
D)  required to move orders through the production process, from receipt to delivery. 
E)  required to place an order with a supplier. 
A)  that it takes to process one unit at a station. 
B)  between the arrival of raw materials and the shipping of finished products. 
C)  to produce one whole product through an empty system (i.e., with no waiting). 
D)  required to move orders through the production process, from receipt to delivery. 
E)  required to place an order with a supplier.

Question 11

The quality management tool called poka-yoke is not relevant to JIT systems.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following is not a reason for variability?

Accepted Answer

A)  Employees, machines, and suppliers produce units late. 
B)  Customer demand is unknown. 
C)  Employees, machines, and suppliers produce units that conform to standards. 
D)  Engineering drawings are inaccurate. 
E)  Drawings or specifications are incomplete. 
A)  Employees, machines, and suppliers produce units late. 
B)  Customer demand is unknown. 
C)  Employees, machines, and suppliers produce units that conform to standards. 
D)  Engineering drawings are inaccurate. 
E)  Drawings or specifications are incomplete.

Question 13

Increasing inventory exposes variability in production processes.

Accepted Answer

A) True 
 B)False

Question 14

A firm wants to develop a level material use schedule based on the following data. What should be the setup cost? $$\begin{array} { | l | l | } 
\hline \text { Desired lot size: } & 60 \
\hline \text { Annual demand: } & 40,000 \
\hline \text { Holding cost: } & \$ 20 \text { per unit per year } \
\hline \text { Daily production rate: } & 320 \
\hline \text { Work days per year: } & 250 \
\hline
\end{array}$$

Accepted Answer

A)  $0.45 
B)  $4.50 
C)  $45 
D)  $450 
E)  $500 
A)  $0.45 
B)  $4.50 
C)  $45 
D)  $450 
E)  $500

Question 15

Level scheduling means producing at a constant rate, regardless of customer demands.

Accepted Answer

A) True 
 B)False

Question 16

If setup times and costs can be reduced enough, the JIT ideal of "Lot Size = 1" can be achieved.

Accepted Answer

A) True 
 B)False

Question 17

What are the five reasons given by suppliers for their reluctance to enter into JIT systems? Elaborate on one of these, of your choosing.

Accepted Answer

The five reasons are desire fo

Question 18

In the quest for competitive advantage, which of the following is a JIT requirement?

Accepted Answer

A)  small number of job classifications 
B)  reduced number of vendors 
C)  reduced space for inventory 
D)  quality by suppliers 
E)  All of the above are JIT requirements. 
A)  small number of job classifications 
B)  reduced number of vendors 
C)  reduced space for inventory 
D)  quality by suppliers 
E)  All of the above are JIT requirements.

Question 19

Which of the following is specifically characterized by a focus on continuous improvement, respect for people, and standard work practices?

Accepted Answer

A)  Just-in-time (JIT) 
B)  Toyota Production System (TPS) 
C)  Lean operations 
D)  Material requirements planning (MRP) 
E)  kanban 
A)  Just-in-time (JIT) 
B)  Toyota Production System (TPS) 
C)  Lean operations 
D)  Material requirements planning (MRP) 
E)  kanban

Question 20

Daily usage of a product is 10 units. Since the plant operates 250 days per year, this leads to annual usage of 2500 units. Setup cost is $60 and annualized carrying cost is $80. Daily production of this product is 14 units. Lead time is three days, and safety stock is one day's production. What is optimal kanban size? What is the optimal number of kanbans?

Accepted Answer

The answer of Daily usage of a product is 10...

Exam 16: Lean Operations

In JIT partnerships, suppliers have several concerns. Which of the following is not such a concern?

Which one of the following is not a benefit of the implementation of JIT?

Which of the following is not a goal of JIT partnerships?

Which one of the following is not a layout tactic in a JIT environment?

Which one of the following statements is true about the kanban system?

________ is the Japanese word for card that has come to mean "signal."

Concerning relationships with suppliers, which of the following combinations is critical to the success of JIT?

What is a kanban?

Throughput measures the time

The quality management tool called poka-yoke is not relevant to JIT systems.

Which of the following is not a reason for variability?

Increasing inventory exposes variability in production processes.

A firm wants to develop a level material use schedule based on the following data. What should be the setup cost? Desired lot size: 60 Annual demand: 40,000 Holding cost: \ 20 per unit per year Daily production rate: 320 Work days per year: 250

Level scheduling means producing at a constant rate, regardless of customer demands.

If setup times and costs can be reduced enough, the JIT ideal of "Lot Size = 1" can be achieved.

What are the five reasons given by suppliers for their reluctance to enter into JIT systems? Elaborate on one of these, of your choosing.

In the quest for competitive advantage, which of the following is a JIT requirement?

Which of the following is specifically characterized by a focus on continuous improvement, respect for people, and standard work practices?

Operations and Productivity

Operations Strategy in a Global Environment

Project Management

Forecasting

Design of Goods and Services

Managing Quality

Process Strategy and Sustainability

Location Strategies

Layout Strategies

Human Resources, Job Design, and Work Measurement

Supply-Chain Management

Inventory Management

Aggregate Planning

Material Requirements Planning Mrp and Erp

Short-Term Scheduling

Maintenance and Reliability

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

Learning Curves

Simulation

Supply Chain Management Analytics

Sustainability in the Supply Chain

Statistical Process Control

Capacity and Constraint Management

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