Question 1

Which one of the following is not common to repetitive and product-oriented layouts?

Accepted Answer

A)  a high rate of output 
B)  specialization of labour 
C)  ability to adjust to changes in demand 
D)  low unit costs 
E)  reduced work in process inventory 
A)  a high rate of output 
B)  specialization of labour 
C)  ability to adjust to changes in demand 
D)  low unit costs 
E)  reduced work in process inventory

Question 2

An electronics manufacturer makes remote control devices for interactive-cable-TV systems. The following assembly tasks must be performed on each device.
 \[\begin{array} { | c | c | c | c | } 
\hline \text { Task } & \text { Description } & \text { Predecessor(s) } & \text { Time (min.) } \
\hline \text { A } & \text { Place circuit into circuit frame } & - - & 0.50 \
\hline \text { B }& \begin{array} { c } 
\text { Solder circuit connections to central circuit } \
\text { control }
\end{array} & \text { A } & 0.70 \
\hline \text { C } & \text { Place circuit assembly in device frame } & \text { B } & 0.40 \
\hline \text { D } & \text { Attach circuit assembly to device frame } & \text { C } & 0.30 \
\hline \text { E } & \text { Place and attach display to frame } & - - & 0.30 \
\hline \text { F } & \text { Place and attach keypad to frame } & - - & 0.20 \
\hline \text { G } & \text { Place and attach top body of device to frame } & \text { E, F } & 0.35 \
\hline \text { H } & \text { Place and attach battery holder to frame } & \text { D } & 0.40 \
\hline & \text { Place and attach bottom body of device to } & & \
\text { I } & \text { frame } & \text { G, H } & 0.60 \
\hline \text { J } & \text { Test device } & \text { I } & 0.30 \
\hline
\end{array}\] a. Draw the precedence diagram for this problem.
b. What is the sum of the task times?
c. What cycle time will allow the production of 200 units over a ten-hour day?
d. What is the theoretical number of workstations needed?
e. Balance this assembly line using the heuristic most following tasks and the heuristic longest operation time.
f. How do these two solutions differ? Which do you prefer; why?

Accepted Answer

The sum of the task times is 4.05 minute

Question 3

An assembly line has been designed to make battery-powered beverage mixers. Task details are shown in the table below:
 $$\begin{array} { | c | c | c | } 
\hline \text { Station } & \begin{array} { c } 
\text { Task } \
\text { Assigned }
\end{array} & \begin{array} { c } 
\text { Task Time } \
\text { (minutes) }
\end{array} \
\hline 1 & 1 & 3.2 \
\hline 2 & 3 ; 4 & 1.5 ; 2.5 \
\hline 3 & 2 ; 5 ; 6 & 1.5 ; 1.5 ; 1.0 \
\hline 4 & 7 & 1.8 \
\hline 5 & 8 & 2.3 \
\hline 6 & 9 ; 10 ; 11 & 2.0 ; 1.0 ; 1.0 \
\hline
\end{array}$$ a. What is the assigned cycle time (in minutes)?
b. What is the maximum output rate of this line in mixers per hour?
c. What is the total idle time per cycle?
d. What is the assembly line's efficiency?

Accepted Answer

Cycle time is 4.0 minutes (governed by s

Question 4

Which of the following is true of a focused factory?

Accepted Answer

A)  It may be focused in ways other than by product or layout. 
B)  It may be focused only by processing requirements. 
C)  It is much like a product facility within an otherwise process facility. 
D)  It is focused mainly on supplier relations. 
E)  It is focused mainly on large machines. 
A)  It may be focused in ways other than by product or layout. 
B)  It may be focused only by processing requirements. 
C)  It is much like a product facility within an otherwise process facility. 
D)  It is focused mainly on supplier relations. 
E)  It is focused mainly on large machines.

Question 5

The most common tactic to arrange departments in a process-oriented layout is to minimize material handling costs.

Accepted Answer

A) True 
 B)False

Question 6

What techniques can be used to overcome the inherent problems of fixed-position layouts?

Accepted Answer

Some actions that can be taken to overco

Question 7

Servicescape refers to the physical surrounding in which the service is delivered.

Accepted Answer

A) True 
 B)False

Question 8

________ is the maximum time that the product is available at each workstation.

Accepted Answer

The answer of ________ is the maximum time that the...

Question 9

A big advantage of a process-oriented layout is

Accepted Answer

A)  its flexibility in equipment and labour assignments. 
B)  its low cost. 
C)  the simplified scheduling problem presented by this layout strategy. 
D)  the ability to employ low-skilled labour. 
E)  its high equipment utilization. 
A)  its flexibility in equipment and labour assignments. 
B)  its low cost. 
C)  the simplified scheduling problem presented by this layout strategy. 
D)  the ability to employ low-skilled labour. 
E)  its high equipment utilization.

Question 10

Which of the following is not a heuristic rule for assigning tasks to workstations in a product layout?

Accepted Answer

A)  longest tasks first 
B)  in order of most number of following tasks 
C)  median tasks first 
D)  shortest tasks first 
E)  in accordance with positional weight 
A)  longest tasks first 
B)  in order of most number of following tasks 
C)  median tasks first 
D)  shortest tasks first 
E)  in accordance with positional weight

Question 11

If a layout problem is solved by use of "heuristics," this means that

Accepted Answer

A)  there was no other way to solve the problem. 
B)  no computer software was available. 
C)  the problem has only a few alternatives to evaluate. 
D)  no optimum solution exists. 
E)  a "satisfactory" solution is acceptable. 
A)  there was no other way to solve the problem. 
B)  no computer software was available. 
C)  the problem has only a few alternatives to evaluate. 
D)  no optimum solution exists. 
E)  a "satisfactory" solution is acceptable.

Question 12

________ layouts deal with low-volume, high-variety production with like machines and equipment grouped together.

Accepted Answer

The answer of ________ layouts deal with low-volume, high-variety production...

Question 13

The main issue in designing process layouts concerns the relative positioning of

Accepted Answer

A)  safety devices. 
B)  departments. 
C)  raw materials. 
D)  entrances, loading docks, etc. 
E)  supervisors to their employees. 
A)  safety devices. 
B)  departments. 
C)  raw materials. 
D)  entrances, loading docks, etc. 
E)  supervisors to their employees.

Question 14

Departments A, B, C, and D need to be assigned to four rooms 1, 2, 3, and 4. These rooms are arranged in a row, in that order, with 20 meters between each. The departmental work flows are contained in the table below.
a. What is the material handling total of assigning A-1, B-2, C-3, D-4?
b. What is the material handling total of assigning A-1, B-3, C-4, D-2?
Flow Matrix
 $$\begin{array} { | c | c | c | c | c | } 
\hline & \text { Dept. A } & \text { Dept. B } & \text { Dept. C } & \text { Dept. D } \
\hline \text { Dept. A } & 0 & 30 & 5 & 20 \
\hline \text { Dept. B } & 5 & 0 & 40 & 20 \
\hline \text { Dept. C } & 0 & 10 & 0 & 40 \
\hline \text { Dept. D } & 10 & 5 & 0 & 0 \
\hline
\end{array}$$

Accepted Answer

(a) The material handling total of A-1,

Question 15

Which of the following is not one of McDonald's "seven major innovations"?

Accepted Answer

A)  the Happy Meal 
B)  drive-through windows 
C)  breakfast menus 
D)  play areas 
E)  "Made by You" kitchen system 
A)  the Happy Meal 
B)  drive-through windows 
C)  breakfast menus 
D)  play areas 
E)  "Made by You" kitchen system

Question 16

Which of the following is not a retail layout practice?

Accepted Answer

A)  high-draw items along periphery 
B)  distribute power items throughout store 
C)  end-aisle locations are used to maximize product exposure 
D)  high-margin and impulse items in prominent locations 
E)  arbitrarily selecting the position of the lead-off department 
A)  high-draw items along periphery 
B)  distribute power items throughout store 
C)  end-aisle locations are used to maximize product exposure 
D)  high-margin and impulse items in prominent locations 
E)  arbitrarily selecting the position of the lead-off department

Question 17

A work cell is required to make 80 computerized diagnostic assemblies (for installation into hybrid automobiles) each day. The cell currently works an eight hour shift, of which seven hours is available for productive work. These assemblies require five operations, with times of 1.0, 0.8, 2.4, 2.5, and 1.4 minutes each. What is takt time for this cell? How many workers will be needed?

Accepted Answer

Takt time = 420 minutes / 80 u

Question 18

A(n) ________ line is a machine-paced product-oriented facility for building components.

Accepted Answer

The answer of A(n) ________ line is a machine-paced product-oriented...

Question 19

A firm is planning to set up an assembly line to assemble 40 units per hour, and 57 minutes per hour are productive. The time to perform each task and the tasks which precede each task are:
 $$\begin{array} { | c | c | c | } 
\hline \text { Task } & \begin{array} { c } 
\text { Preceding } \
\text { Task }
\end{array} & \begin{array} { c } 
\text { Time to } \
\text { perform (min.) }
\end{array} \
\hline \mathrm { A } & - - & .69 \
\hline \mathrm { B } & \mathrm { A } & .55 \
\hline \mathrm { C } & \mathrm { B } & .92 \
\hline \mathrm { D } & \mathrm { B } & .59 \
\hline \mathrm { E } & \mathrm { B } & .70 \
\hline \mathrm { F } & \mathrm { B } & 1.10 \
\hline \mathrm { G } & \mathrm { C } , \mathrm { D } , \mathrm { E } & .75 \
\hline \mathrm { H } & \mathrm { G } , \mathrm { F } & .43 \
\hline \mathrm { I } & \mathrm { H } & .29 \
\hline
\end{array}$$ a. Draw a network diagram of precedence relationships.
b. Compute the required cycle time per unit in minutes.
c. Compute the theoretical minimum number of workstations required to produce 40 units per hour.
d. Balance this line using longest processing time.
e. What is the efficiency of the line obtained in part d?

Accepted Answer

(a) The appropriate diagram appears belo

Question 20

The objective of layout strategy is to

Accepted Answer

A)  minimize cost. 
B)  develop an efficient and effective system that meets competitive requirements. 
C)  maximize flexibility. 
D)  minimize space used. 
E)  minimize material handling costs. 
A)  minimize cost. 
B)  develop an efficient and effective system that meets competitive requirements. 
C)  maximize flexibility. 
D)  minimize space used. 
E)  minimize material handling costs.

Exam 9: Layout Strategies

Which one of the following is not common to repetitive and product-oriented layouts?

Which of the following is true of a focused factory?

The most common tactic to arrange departments in a process-oriented layout is to minimize material handling costs.

What techniques can be used to overcome the inherent problems of fixed-position layouts?

Servicescape refers to the physical surrounding in which the service is delivered.

________ is the maximum time that the product is available at each workstation.

A big advantage of a process-oriented layout is

Which of the following is not a heuristic rule for assigning tasks to workstations in a product layout?

If a layout problem is solved by use of "heuristics," this means that

________ layouts deal with low-volume, high-variety production with like machines and equipment grouped together.

The main issue in designing process layouts concerns the relative positioning of

Which of the following is not one of McDonald's "seven major innovations"?

Which of the following is not a retail layout practice?

A(n) ________ line is a machine-paced product-oriented facility for building components.

The objective of layout strategy is to

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

Human Resources, Job Design, and Work Measurement

Supply-Chain Management

Inventory Management

Aggregate Planning

Material Requirements Planning Mrp and Erp

Short-Term Scheduling

Lean Operations

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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