Question 1

Explain what line balancing is and how the technique is used as part of designing flexible- flow layouts.

Accepted Answer

Line balancing is the assignment of work

Question 2

Table 10.20
The following information is known about an assembly line.
The desired output rate is 80 units per hour.
$$\begin{array} { | c | c | c | } 
\hline \begin{array} { c } 
\text { Work } \
\text { Elements }
\end{array} & \begin{array} { c } 
\text { Time } \
( \mathrm { sec } )
\end{array} & \begin{array} { c } 
\text { Immediate } \
\text { Predecessor(s) }
\end{array} \
\hline \text { A } & 40 & - - \
\text { B } & 36 & \text { A } \
\text { C } & 20 & \text { A } \
\text { D } & 2 & \text { A } \
\text { E } & 30 & \text { B, C } \
\text { F } & 34 & \text { D } \
\text { G } & 35 & \text { E } \
\text { H } & 5 & \text { F } \
\text { I } & 15 & \text { E, H } \
\text { J } & 40 & \text { H } \
\text { K } & 38 & \text { G, I, J } \
\hline
\end{array}$$
-Use the information in Table 10.20. Using the longest work- element time rule of line balancing, what is the theoretical minimum number of stations versus the number of stations needed?

Accepted Answer

A)  2 versus 3 
B)  3 versus 3 
C)  3 versus 4 
D)  4 versus 2 
A)  2 versus 3 
B)  3 versus 3 
C)  3 versus 4 
D)  4 versus 2

Question 3

Which one of the following statements about layouts is NOT true?

Accepted Answer

A)  A trip matrix gives the number of trips (or some other measure of materials movement) per day. 
B)  A block plan allocates space and indicates placement of each department. 
C)  A detailed layout should be designed first, to give guidance to developing the block plan. 
D)  A REL chart reflects qualitative judgments of managers or employees. 
A)  A trip matrix gives the number of trips (or some other measure of materials movement) per day. 
B)  A block plan allocates space and indicates placement of each department. 
C)  A detailed layout should be designed first, to give guidance to developing the block plan. 
D)  A REL chart reflects qualitative judgments of managers or employees.

Question 4

Line balancing is the assignment of work to stations in a line so as to achieve the desired output rate with the smallest number of workstations.

Accepted Answer

A) True 
 B)False

Question 5

Which one of the following statements is best concerning line balancing?

Accepted Answer

A)  Selecting the cycle time can never have an effect on line efficiency. 
B)  The theoretical minimum number of stations must always be less than the actual number achieved in a final solution. 
C)  Increasing the output rate many increase the theoretical minimum number of stations. 
D)  The "largest number of followers" rule assigns as quickly as possible those work elements most difficult to fit into a station. 
A)  Selecting the cycle time can never have an effect on line efficiency. 
B)  The theoretical minimum number of stations must always be less than the actual number achieved in a final solution. 
C)  Increasing the output rate many increase the theoretical minimum number of stations. 
D)  The "largest number of followers" rule assigns as quickly as possible those work elements most difficult to fit into a station.

Question 6

A line balancing solution has been developed for the assembly line for fertilizer spreaders at Green Grass, Inc. The desired output rate of 30 spreaders per hour will be achieved. The sum of times for all tasks performed on the line is 1200 seconds for each spreader assembled. This is the total productive time. Which of the following statements must be TRUE?

Accepted Answer

A)  If the solution calls for 11 stations, the efficiency is 80%. 
B)  The "theoretical minimum" number of stations is 10. 
C)  If solution calls for 12 stations, the efficiency is 80%. 
D)  The cycle time is 30 seconds per spreader. 
A)  If the solution calls for 11 stations, the efficiency is 80%. 
B)  The "theoretical minimum" number of stations is 10. 
C)  If solution calls for 12 stations, the efficiency is 80%. 
D)  The cycle time is 30 seconds per spreader.

Question 7

What is the definition of "theoretical maximum efficiency"?

Accepted Answer

A)  It is the amount by which efficiency falls short of 100 percent. 
B)  It is alternatively called the desired output rate. 
C)  It is the efficiency that could be obtained by a solution that achieves the theoretical minimum number of solutions. 
D)  It is the maximum time allowed for work on a unit at each station. 
A)  It is the amount by which efficiency falls short of 100 percent. 
B)  It is alternatively called the desired output rate. 
C)  It is the efficiency that could be obtained by a solution that achieves the theoretical minimum number of solutions. 
D)  It is the maximum time allowed for work on a unit at each station.

Question 8

_______  involves decisions about the physical arrangement of economic activity centers within a facility.

Accepted Answer

The answer of _______  involves decisions about the physical...

Question 9

The trip matrix and the current block plan for a company follow. The two cells in the block plan marked with "ES" are empty space. Assume that material is moved according to rectilinear distances and that the distance between adjacent centers is one unit. It costs $1 to move one unit of material over one unit of distance. Trips Between Centers   Current Block Plan $$\begin{array} { | l | l | } 
\hline 1 & 2 \
\hline 4 & \text { ES } \
\hline 3 & \text { ES } \
\hline
\end{array}$$ To reduce materials- handling costs, the following revised block plan is being considered.
$$\begin{array} { | l | l | } 
\hline 1 & 2 \
\hline 4 & 3 \
\hline \text { ES } & \text { ES } \
\hline
\end{array}$$
Compute the "total cost" of each plan (current and revised), along with their cost difference. The total cost savings of changing over to the revised block plan is

Accepted Answer

A)  less than or equal to 50. 
B)  more than 50 but less than or equal to 80. 
C)  more than 80 but less than or equal to 110. 
D)  more than 110. 
A)  less than or equal to 50. 
B)  more than 50 but less than or equal to 80. 
C)  more than 80 but less than or equal to 110. 
D)  more than 110.

Question 10

A company that assembles big airplanes or locomotives is likely to have which of the following layouts?

Accepted Answer

A)  hybrid layout 
B)  process layout 
C)  fixed- position layout 
D)  product layout 
A)  hybrid layout 
B)  process layout 
C)  fixed- position layout 
D)  product layout

Question 11

A grower and shipper of fresh gourmet herbs has determined the following demand forecast for the five metropolitan markets that the firm serves. Based on your calculations of the center of gravity, where should the new herb farm be located? Location $$\begin{array} { | l | c | l | c | } 
\hline \text { Market } & x & & \begin{array} { c } 
\text { Demand } \
\text { Forecast }
\end{array} \
\hline \text { LAX } & 3 & & 1000 \
\text { ORD } & 12 & & 1200 \
\text { IAS } & 9 & & 900 \
\text { DAY } & 8 & & 400 \
\text { SPO } & 2 & & 1500 \
\hline
\end{array}$$

Accepted Answer

A)  x > 6, y > 8 
B)  x  6 
C)  x  5 
D)  x 6 
A)  x > 6, y > 8 
B)  x  6 
C)  x  5 
D)  x 6

Question 12

Layout planning involves decisions about the physical arrangement of economic activity centers within a facility.

Accepted Answer

A) True 
 B)False

Question 13

Proximity to customers is a more important factor in locating manufacturing facilities then it is for locating service facilities.

Accepted Answer

A) True 
 B)False

Question 14

Table 10.3
A firm has the following demand forecasts for the five markets that it serves:
$$\begin{array} { | c | c | c | } 
\hline \text { Market } & \text { Coordinates } & \begin{array} { c } 
\text { Demand } \
\text { Forecast }
\end{array} \
\hline \text { A } & ( 3,1 ) & 10 \
\text { B } & ( 12,9 ) & 12 \
\text { C } & ( 9,14 ) & 9 \
\text { D } & ( 8,8 ) & 4 \
\text { E } & ( 2,10 ) & 15 \
\hline
\end{array}$$
-Use the information in Table 10.3. What is the center of gravity?

Accepted Answer

A)  x ≤ 7, y > 8 
B)  x > 7, y ≤ 8 
C)  x > 7, y > 8 
D)  x ≤ 7, y ≤ 8 
A)  x ≤ 7, y > 8 
B)  x > 7, y ≤ 8 
C)  x > 7, y > 8 
D)  x ≤ 7, y ≤ 8

Question 15

Which of the following is NOT a question that managers must answer before making decisions regarding physical arrangements?

Accepted Answer

A)  What is the balance delay of the layout? 
B)  What centers should the layout include? 
C)  How much space and capacity does each center need? 
D)  How should each centre's space be configured? 
A)  What is the balance delay of the layout? 
B)  What centers should the layout include? 
C)  How much space and capacity does each center need? 
D)  How should each centre's space be configured?

Question 16

What are four major questions that must be addressed as part of a layout planning effort?

Accepted Answer

1. What centres should the lay

Question 17

Table 10.6
Nuts-and-Bolts Inc. wishes to find the best location for a plant
that will satisfy customer demand in the following five areas.
$$\begin{array} { | c | c | c | } 
\hline \text { Area } & \text { Coordinates } & \text { Demand } \
\hline \text { A } & ( 7,3 ) & 30 \
\text { B } & ( 7,7 ) & 40 \
\text { C } & ( 1,10 ) & 45 \
\text { D } & ( 2,6 ) & 15 \
\text { E } & ( 4,5 ) & 25 \
\hline
\end{array}$$
-Use the information in Table 10.6. If the plant is located at the coordinates (3, 7), what is the total load- distance score, assuming rectilinear distance?

Accepted Answer

A)  less than 400 
B)  400- 550 
C)  551- 700 
D)  more than 700 
A)  less than 400 
B)  400- 550 
C)  551- 700 
D)  more than 700

Question 18

The weighted- distance method is a qualitative model used to evaluate locations.

Accepted Answer

A) True 
 B)False

Question 19

Table 10.5
Union Fork, Inc. has five distribution centers located at the location
coordinates given as follows. The demand at each center is also given.
$$\begin{array} { | c | c | c | } 
\hline \text { DC } & \text { Coordinates } & \text { Demand } \
\hline \text { A } & ( 2,4 ) & 10 \
\text { B } & ( 6,2 ) & 15 \
\text { C } & ( 4,10 ) & 25 \
\text { D } & ( 13,4 ) & 30 \
\text { E } & ( 10,5 ) & 20 \
\hline
\end{array}$$
-Use the information in Table 10.5. If a plant is located at a center of gravity, what is the load- distance score, assuming rectilinear distance?

Accepted Answer

A)  less than or equal to 500 
B)  more than 500 but less than or equal to 550 
C)  more than 550 but less than or equal to 600 
D)  more than 600 
A)  less than or equal to 500 
B)  more than 500 but less than or equal to 550 
C)  more than 550 but less than or equal to 600 
D)  more than 600

Question 20

One dominant factor in locating service facilities is customer proximity.

Accepted Answer

A) True 
 B)False

Explain what line balancing is and how the technique is used as part of designing flexible- flow layouts.

Which one of the following statements about layouts is NOT true?

Line balancing is the assignment of work to stations in a line so as to achieve the desired output rate with the smallest number of workstations.

Which one of the following statements is best concerning line balancing?

What is the definition of "theoretical maximum efficiency"?

_______ involves decisions about the physical arrangement of economic activity centers within a facility.

A company that assembles big airplanes or locomotives is likely to have which of the following layouts?

Layout planning involves decisions about the physical arrangement of economic activity centers within a facility.

Proximity to customers is a more important factor in locating manufacturing facilities then it is for locating service facilities.

Table 10.3 A firm has the following demand forecasts for the five markets that it serves: Market Coordinates Demand Forecast A (3,1) 10 B (12,9) 12 C (9,14) 9 D (8,8) 4 E (2,10) 15 -Use the information in Table 10.3. What is the center of gravity?

Which of the following is NOT a question that managers must answer before making decisions regarding physical arrangements?

What are four major questions that must be addressed as part of a layout planning effort?

The weighted- distance method is a qualitative model used to evaluate locations.

One dominant factor in locating service facilities is customer proximity.

Creating Customer Value

Supply Chain Management

Supply Chain Sustainability and Humanitarian Logistics

Process Configuration

Capacity

Waiting Lines

Inventory Management

Quality and Process Improvement

Lean Systems

Managing Demand and Forecasting

Operations Planning and Scheduling

Resource Planning

Filters

Exam 10: Location and Layout

Explain what line balancing is and how the technique is used as part of designing flexible- flow layouts.

Which one of the following statements about layouts is NOT true?

Line balancing is the assignment of work to stations in a line so as to achieve the desired output rate with the smallest number of workstations.

Which one of the following statements is best concerning line balancing?

What is the definition of "theoretical maximum efficiency"?

_______ involves decisions about the physical arrangement of economic activity centers within a facility.

A company that assembles big airplanes or locomotives is likely to have which of the following layouts?

Layout planning involves decisions about the physical arrangement of economic activity centers within a facility.

Proximity to customers is a more important factor in locating manufacturing facilities then it is for locating service facilities.

Table 10.3 A firm has the following demand forecasts for the five markets that it serves: Market Coordinates Demand Forecast A (3,1) 10 B (12,9) 12 C (9,14) 9 D (8,8) 4 E (2,10) 15 -Use the information in Table 10.3. What is the center of gravity?

Which of the following is NOT a question that managers must answer before making decisions regarding physical arrangements?

What are four major questions that must be addressed as part of a layout planning effort?

The weighted- distance method is a qualitative model used to evaluate locations.

One dominant factor in locating service facilities is customer proximity.

Creating Customer Value

Supply Chain Management

Supply Chain Sustainability and Humanitarian Logistics

Process Configuration

Capacity

Waiting Lines

Inventory Management

Quality and Process Improvement

Lean Systems

Managing Demand and Forecasting

Operations Planning and Scheduling

Resource Planning

Filters