Question 1

Which of the following can be used to solve transportation problems?

Accepted Answer

A) The simplex method. 
B) The transportation simplex method. 
C) The network simplex method. 
D) All of the above. 
E) None of the above. D

Question 2

Which of the following is not information needed to use the transportation model?

Accepted Answer

A) Capacity of the sources. 
B) Demand of the destinations. 
C) Unit shipping costs. 
D) Unit shipping distances. 
E) All of the above. D

Question 3

A network representation is helpful because it shows the geographical layout of the sources and destinations of a problem.

Accepted Answer

A) True 
 B)False  False

Question 4

The requirements assumption states that each source has a fixed supply of units,where the entire supply must be distributed to the destinations and that each destination has a fixed demand for units,where the entire demand must be received from the sources.

Accepted Answer

A) True 
 B)False

Question 5

Applications of the transportation problem include the areas of: I.shipping goods.
II)assigning plants to products.
III)choosing customers.
IV)evaluating transportation methods.

Accepted Answer

A) I and IV 
B) I,II,and IV 
C) I,II,and III 
D) I,II,III,and IV 
E) None of the above

Question 6

Transportation problems can be solved by the simplex method.

Accepted Answer

A) True 
 B)False

Question 7

The transportation model assumes shipping cost per unit is the same regardless of the number of units shipped.

Accepted Answer

A) True 
 B)False

Question 8

An assignment problem:

Accepted Answer

A) is a special transportation problem. 
B) will always have an integer solution. 
C) has all supplies and demands equal to 1. 
D) None of the above. 
E) All of the above.

Question 9

It is not possible to adjust the transportation simplex method to maximize instead of minimize.

Accepted Answer

A) True 
 B)False

Question 10

Applications of assignment problems may include:

Accepted Answer

A) matching personnel to jobs. 
B) assigning machines to tasks. 
C) designing bussing routes. 
D) a and b only. 
E) All of the above.

Question 11

Assignment problems are cost minimization problems and cannot be solved as a profit maximization problem.

Accepted Answer

A) True 
 B)False

Question 12

A network representation is an important tool for solving any size transportation problem.

Accepted Answer

A) True 
 B)False

Question 13

When formulating a transportation problem on a spreadsheet,which of the following are necessary?

Accepted Answer

A) A table of data. 
B) A network representation. 
C) A table for the solution. 
D) a and c only. 
E) All of the above.

Question 14

When the assumptions of an assignment problem are satisfied,all that needs to be done to formulate a problem is to identify the assignees and tasks.

Accepted Answer

A) True 
 B)False

Question 15

The transportation model assumes that shipping costs are dependent on the distance that goods are shipped.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is not an assumption of transportation problems?

Accepted Answer

A) Actual supply and demand must be equal. 
B) Shipping costs per unit are constant. 
C) Items to be shipped are the same. 
D) One transportation route between each source and destination. 
E) One transportation mode between each source and destination.

Question 17

An assignment problem is a special type of transportation problem

Accepted Answer

A) True 
 B)False

Question 18

As long as all its supplies and demands have integer values,any transportation problem with feasible solutions is guaranteed to have an optimal solution with integer values for all its decision variables.

Accepted Answer

A) True 
 B)False

Question 19

When the number of people and the number of tasks are not equal in an assignment problem then the problem cannot be solved.

Accepted Answer

A) True 
 B)False

Question 20

Transportation problems are concerned with distributing commodities from sources to destinations in such a way as to minimize the total distribution cost.

Accepted Answer

A) True 
 B)False

Exam 18: CD - Transportation and Assignment Problems

Which of the following can be used to solve transportation problems?

Which of the following is not information needed to use the transportation model?

A network representation is helpful because it shows the geographical layout of the sources and destinations of a problem.

The requirements assumption states that each source has a fixed supply of units,where the entire supply must be distributed to the destinations and that each destination has a fixed demand for units,where the entire demand must be received from the sources.

Applications of the transportation problem include the areas of: I.shipping goods. II) assigning plants to products. III) choosing customers. IV) evaluating transportation methods.

Transportation problems can be solved by the simplex method.

The transportation model assumes shipping cost per unit is the same regardless of the number of units shipped.

An assignment problem:

It is not possible to adjust the transportation simplex method to maximize instead of minimize.

Applications of assignment problems may include:

Assignment problems are cost minimization problems and cannot be solved as a profit maximization problem.

A network representation is an important tool for solving any size transportation problem.

When formulating a transportation problem on a spreadsheet,which of the following are necessary?

When the assumptions of an assignment problem are satisfied,all that needs to be done to formulate a problem is to identify the assignees and tasks.

The transportation model assumes that shipping costs are dependent on the distance that goods are shipped.

Which of the following is not an assumption of transportation problems?

An assignment problem is a special type of transportation problem

As long as all its supplies and demands have integer values,any transportation problem with feasible solutions is guaranteed to have an optimal solution with integer values for all its decision variables.

When the number of people and the number of tasks are not equal in an assignment problem then the problem cannot be solved.

Transportation problems are concerned with distributing commodities from sources to destinations in such a way as to minimize the total distribution cost.