Question 1

In cellular manufacturing, machines and equipment are grouped by type (e.g., all grinders are grouped into a cell).

Accepted Answer

A) True 
 B)False

Question 2

The goal of line balancing is to assign tasks to workstations in such a way that the workstations have approximately equal time requirements.

Accepted Answer

A) True 
 B)False

Question 3

Avoiding bottlenecks is the primary goal of product design.

Accepted Answer

A) True 
 B)False

Question 4

A company is designing a product layout for a new product. It plans to use this production line eight hours a day in order to meet projected demand of 480 units per day. The tasks necessary to produce this product are: $$\begin{array} { l l l } 
\text { Task } & \text { Time (secs) } & \text { Immediate Predecessor } \
\hline \mathrm { u } & 30 & \text { none } \
\mathrm { v } & 30 & \mathrm { u } \
\mathrm { w } & 6 & \mathrm { u } \
\mathrm { x } & 12 & \mathrm { w } \
\mathrm { y } & 54 & \mathrm { x } \
\mathrm { z } & 30 & \mathrm { v } , \mathrm { y }
\end{array}$$ If the company wants the output rate to be equal to demand, what is the desired cycle time (in seconds)?

Accepted Answer

A)  162 
B)  72 
C)  54 
D)  12 
E)  60 
A)  162 
B)  72 
C)  54 
D)  12 
E)  60

Question 5

A company needs to locate three departments (X, Y, and Z) in the three areas (I, II, and III) of a new facility. They want to minimize interdepartmental transportation costs, which are expected to be $.50 per load meter moved. An analyst has prepared the following flow and distance matrices: $\begin{array}{l}
\text { Distances (meters) } \quad\quad\quad\quad\quad\quad \text { Flows (loads per week }\
\begin{array}{rlll}
\text { From/To } & \text { I } & \text { II } & \text { III } \
\hline \text { I } & - & 10 & 20 \
\text { II } & & - & 10 \
\text { III } & & & -
\end{array}\quad\quad
\begin{array}{rlll}
\text { From/To } & \mathrm{X} & \mathrm{Y} & \mathrm{Z} \
\hline \mathrm{X} & - & 0 & 80 \
\mathrm{Y} & 30 & - & 150 \
\mathrm{Z} & 100 & 130 & -
\end{array}
\end{array}$ What are total weekly costs for an optimum layout?

Accepted Answer

A)  $2,600 
B)  $3,600 
C)  $6,200 
D)  $7,200 
E)  $8,200 
A)  $2,600 
B)  $3,600 
C)  $6,200 
D)  $7,200 
E)  $8,200

Question 6

Given the following line balance data: $$\begin{array} { l c c } 
\text { Task } & \text { Predecessor } & \text { Time (seconds) } \
\hline \mathrm { t } & \text { none } & 15 \
\mathrm { u } & \mathrm { t } & 14 \
\mathrm { v } & \mathrm { t } & 7 \
\mathrm { w } & \mathrm { u } & 6 \
\mathrm { x } & \mathrm { v } & 8 \
\mathrm { y } & \mathrm { w } , \mathrm { x } & 10 \
\mathrm { z } & \mathrm { y } & 21
\end{array}$$ For eight hours of operating time per day and a desired output rate of 960 units per day, what is the minimum number of stations needed to achieve the appropriate cycle time?

Accepted Answer

The answer of Given the following line balance data: \[\begin{array}...

Question 7

The type of layout in which workers, materials, and equipment are moved to the product as needed is:

Accepted Answer

A)  process. 
B)  product. 
C)  fixed-position. 
D)  batch. 
E)  mass. 
A)  process. 
B)  product. 
C)  fixed-position. 
D)  batch. 
E)  mass.

Question 8

QRS Corp. is designing a product layout for a new product. They plan to use this production line 10 hours a day in order to meet forecasted demand of 900 units per day. The following table describes the tasks necessary to produce this product: $$\begin{array} { l l l } 
\text { Task } & \text { Time (secs) } & \text { Immediate Predecessor } \
\hline \text { a } & 34 & \text { none } \
\text { b } & 20 & \text { a } \
\text { c } & 10 & \text { b } \
\text { d } & 16 & \text { b } \
\text { e } & 10 & \text { c } \
\text { f } & 24 & \text { d, e } \
\text { g } & 38 & \text { f }
\end{array}$$ For output to equal forecasted demand, what is the minimum number of workstations needed?

Accepted Answer

A)  1 
B)  3 
C)  3.75 
D)  4 
E)  5 
A)  1 
B)  3 
C)  3.75 
D)  4 
E)  5

Question 9

Given the following line balance data: $$\begin{array} { l c c } 
\text { Task } & \text { Predecessor } & \text { Time (seconds) } \
\hline \mathrm { t } & \text { none } & 15 \
\mathrm { u } & \mathrm { t } & 14 \
\mathrm { v } & \mathrm { t } & 7 \
\mathrm { w } & \mathrm { u } & 6 \
\mathrm { x } & \mathrm { v } & 8 \
\mathrm { y } & \mathrm { w } , \mathrm { x } & 10 \
\mathrm { z } & \mathrm { y } & 21
\end{array}$$ What is the maximum possible cycle time?

Accepted Answer

The answer of Given the following line balance data: \[\begin{array}...

Question 10

If a line is balanced with 80 percent efficiency, the "balance delay" will be:

Accepted Answer

A)  20 percent. 
B)  80 percent. 
C)  100 percent. 
D)  unknown, since balance delay is not related to efficiency. 
E)  depends on the next operation. 
A)  20 percent. 
B)  80 percent. 
C)  100 percent. 
D)  unknown, since balance delay is not related to efficiency. 
E)  depends on the next operation.

Question 11

Heuristic rules are used primarily in which of these types of layouts?
(I) Product
(II) Process
(III) Fixed-position

Accepted Answer

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

Question 12

Which of the following is not true about process layouts when they are compared to product layouts?

Accepted Answer

A)  higher in-process inventories 
B)  lower span of supervision 
C)  lower rates of output 
D)  more involved cost accounting 
E)  lower unit costs 
A)  higher in-process inventories 
B)  lower span of supervision 
C)  lower rates of output 
D)  more involved cost accounting 
E)  lower unit costs

Question 13

Which of the following process types would be most likely to be used in the maturity phase of a product's life cycle?

Accepted Answer

A)  repetitive 
B)  intermittent 
C)  project 
D)  batch 
E)  job shop 
A)  repetitive 
B)  intermittent 
C)  project 
D)  batch 
E)  job shop

Question 14

Which of the following is not a characteristic of layout decisions in system design?

Accepted Answer

A)  substantial investment of both money and effort 
B)  long-term commitment 
C)  significant impact on short-term efficiency 
D)  usually well received by operative personnel 
E)  can affect supplier or customer processes 
A)  substantial investment of both money and effort 
B)  long-term commitment 
C)  significant impact on short-term efficiency 
D)  usually well received by operative personnel 
E)  can affect supplier or customer processes

Question 15

Which of the following is not a process commonly considered in making products or delivering services?

Accepted Answer

A)  continuous 
B)  batch 
C)  repetitive 
D)  job shop 
E)  subcontracting 
A)  continuous 
B)  batch 
C)  repetitive 
D)  job shop 
E)  subcontracting

Question 16

Product layouts involve high utilization of labor and equipment.

Accepted Answer

A) True 
 B)False

Question 17

As a general rule, continuous processing systems produce products for inventory rather than for customer order.

Accepted Answer

A) True 
 B)False

Question 18

A company is designing a product layout for a new product. It plans to use this production line eight hours a day in order to meet projected demand of 480 units per day. The tasks necessary to produce this product are: $$\begin{array} { l l l } 
\text { Task } & \text { Time (secs) } & \text { Immediate Predecessor } \
\hline \mathrm { u } & 30 & \text { none } \
\mathrm { v } & 30 & \mathrm { u } \
\mathrm { w } & 6 & \mathrm { u } \
\mathrm { x } & 12 & \mathrm { w } \
\mathrm { y } & 54 & \mathrm { x } \
\mathrm { z } & 30 & \mathrm { v } , \mathrm { y }
\end{array}$$ If the company wants the output rate to be equal to demand, what is the minimum number of workstations needed?

Accepted Answer

A)  3 
B)  4 
C)  5 
D)  6 
E)  7 
A)  3 
B)  4 
C)  5 
D)  6 
E)  7

Question 19

"Balance delay" is another name for the percentage of idle time in a product layout.

Accepted Answer

A) True 
 B)False

Question 20

The maker of the world-famous Chocolate Chip Cookies needs to design a product layout for a new product, Mint Chocolate Chip. The company plans to use this new production line eight hours a day in order to meet projected demand of 1,440 cases per day. The following table describes the tasks involved in the production of a Mint Chocolate Chip Cookie. $$\begin{array} { l l l } 
\text { Task } & \text { Time } ( \text { secs } ) & \text { Immediate Predecessor } \
\hline \mathrm { u } & 4 & \text { none } \
\mathrm { v } & 14 & \mathrm { u } \
\mathrm { w } & 12 & \mathrm {~V} \
\mathrm { x } & 12 & \mathrm {~V} \
\mathrm { y } & 6 & \mathrm { w } \
\mathrm { z } & 8 & \mathrm { x } , \mathrm { y }
\end{array}$$ For output to equal projected demand, what is the minimum number of workstations needed?

Accepted Answer

A)  6 
B)  4.5 
C)  3 
D)  2.7 
E)  2 
A)  6 
B)  4.5 
C)  3 
D)  2.7 
E)  2

In cellular manufacturing, machines and equipment are grouped by type (e.g., all grinders are grouped into a cell).

The goal of line balancing is to assign tasks to workstations in such a way that the workstations have approximately equal time requirements.

Avoiding bottlenecks is the primary goal of product design.

Given the following line balance data: Task Predecessor Time (seconds) none 15 14 7 6 8 , 10 21 For eight hours of operating time per day and a desired output rate of 960 units per day, what is the minimum number of stations needed to achieve the appropriate cycle time?

The type of layout in which workers, materials, and equipment are moved to the product as needed is:

Given the following line balance data: Task Predecessor Time (seconds) none 15 14 7 6 8 , 10 21 What is the maximum possible cycle time?

If a line is balanced with 80 percent efficiency, the "balance delay" will be:

Heuristic rules are used primarily in which of these types of layouts? (I) Product (II) Process (III) Fixed-position

Which of the following is not true about process layouts when they are compared to product layouts?

Which of the following process types would be most likely to be used in the maturity phase of a product's life cycle?

Which of the following is not a characteristic of layout decisions in system design?

Which of the following is not a process commonly considered in making products or delivering services?

Product layouts involve high utilization of labor and equipment.

As a general rule, continuous processing systems produce products for inventory rather than for customer order.

"Balance delay" is another name for the percentage of idle time in a product layout.

Introduction to Operations Management

Competitiveness, Strategy, and Productivity

Forecasting

Product and Service Design

Extension: Reliability

Strategic Capacity Planning for Products and Services

Extension: Decision Theory

Work Design and Measurement

Extension: Learning Curves

Location Planning and Analysis

Extension: The Transportation Model

Management of Quality

Quality Control

Extension: Acceptance Sampling

Aggregate Planning and Master Scheduling

MRP and ERP

Inventory Management

Jit and Lean Operations

Extension: Maintenance

Supply Chain Management

Scheduling

Project Management

Management of Waiting Lines

Linear Programming

Filters

Exam 6: Process Selection and Facility Layout

In cellular manufacturing, machines and equipment are grouped by type (e.g., all grinders are grouped into a cell).

The goal of line balancing is to assign tasks to workstations in such a way that the workstations have approximately equal time requirements.

Avoiding bottlenecks is the primary goal of product design.

Given the following line balance data: Task Predecessor Time (seconds) none 15 14 7 6 8 , 10 21 For eight hours of operating time per day and a desired output rate of 960 units per day, what is the minimum number of stations needed to achieve the appropriate cycle time?

The type of layout in which workers, materials, and equipment are moved to the product as needed is:

Given the following line balance data: Task Predecessor Time (seconds) none 15 14 7 6 8 , 10 21 What is the maximum possible cycle time?

If a line is balanced with 80 percent efficiency, the "balance delay" will be:

Heuristic rules are used primarily in which of these types of layouts? (I) Product (II) Process (III) Fixed-position

Which of the following is not true about process layouts when they are compared to product layouts?

Which of the following process types would be most likely to be used in the maturity phase of a product's life cycle?

Which of the following is not a characteristic of layout decisions in system design?

Which of the following is not a process commonly considered in making products or delivering services?

Product layouts involve high utilization of labor and equipment.

As a general rule, continuous processing systems produce products for inventory rather than for customer order.

"Balance delay" is another name for the percentage of idle time in a product layout.

Introduction to Operations Management

Competitiveness, Strategy, and Productivity

Forecasting

Product and Service Design

Extension: Reliability

Strategic Capacity Planning for Products and Services

Extension: Decision Theory

Work Design and Measurement

Extension: Learning Curves

Location Planning and Analysis

Extension: The Transportation Model

Management of Quality

Quality Control

Extension: Acceptance Sampling

Aggregate Planning and Master Scheduling

MRP and ERP

Inventory Management

Jit and Lean Operations

Extension: Maintenance

Supply Chain Management

Scheduling

Project Management

Management of Waiting Lines

Linear Programming

Filters