Question 1

What is transportation modeling?

Accepted Answer

Transportation modeling finds

Question 2

Total demand for a transportation model is 15 while total supply is 20.Which of the following should be included?

Accepted Answer

A) a dummy source of 20 units 
B) a dummy destination of 5 units 
C) a dummy source of 5 units 
D) a dummy destination of 20 units 
E) a dummy destination of 35 units 
A) a dummy source of 20 units 
B) a dummy destination of 5 units 
C) a dummy source of 5 units 
D) a dummy destination of 20 units 
E) a dummy destination of 35 units

Question 3

Degeneracy in a transportation problem is when no closed path exists for evaluating an unused cell.

Accepted Answer

A) True 
 B)False

Question 4

The stepping-stone method

Accepted Answer

A) is an alternative to using the northwest-corner rule. 
B) often involves tracing closed paths with a triangular shape. 
C) is used to identify the relevant costs in a transportation problem. 
D) is used to evaluate the cost effectiveness of shipping goods via transportation routes not currently in the solution. 
E) helps determine whether a solution is feasible or not. 
A) is an alternative to using the northwest-corner rule. 
B) often involves tracing closed paths with a triangular shape. 
C) is used to identify the relevant costs in a transportation problem. 
D) is used to evaluate the cost effectiveness of shipping goods via transportation routes not currently in the solution. 
E) helps determine whether a solution is feasible or not.

Question 5

In transportation model analysis the stepping-stone method is used to

Accepted Answer

A) obtain an initial optimum solution. 
B) obtain an initial feasible solution. 
C) evaluate empty cells for possible degeneracy. 
D) balance supply and demand. 
E) evaluate empty cells for potential solution improvements. 
A) obtain an initial optimum solution. 
B) obtain an initial feasible solution. 
C) evaluate empty cells for possible degeneracy. 
D) balance supply and demand. 
E) evaluate empty cells for potential solution improvements.

Question 6

The three information needs of a transportation problem are the origin points and the capacity at each,the destination points and the demand at each,and ________.

Accepted Answer

the cost of shipping

Question 7

For the problem data set below,what is the northwest corner allocation to the cell Source 1 -Destination 2?

Accepted Answer

A) 0 
B) 15 
C) 25 
D) 45 
E) 35 
A) 0 
B) 15 
C) 25 
D) 45 
E) 35

Question 8

For the problem data set below,what is the northwest corner allocation to the cell Source 1-Destination 1?

Accepted Answer

A) 0 
B) 2 
C) 15 
D) 90 
E) 30 
A) 0 
B) 2 
C) 15 
D) 90 
E) 30

Question 9

A transportation problem has two origins: A can supply 20 units and B can supply 30 units.This problem has two destinations: C requires 25 units and D requires 35 units.Which of the following is true?

Accepted Answer

A) The problem will require a dummy demand with a capacity of 10 units. 
B) The problem is unbalanced and cannot be solved by the transportation method. 
C) The problem will require a dummy supply with a capacity of 10 units. 
D) Destinations C and D must each receive 5 units less than they require. 
E) The problem will require a dummy supply with a capacity of 50 units. 
A) The problem will require a dummy demand with a capacity of 10 units. 
B) The problem is unbalanced and cannot be solved by the transportation method. 
C) The problem will require a dummy supply with a capacity of 10 units. 
D) Destinations C and D must each receive 5 units less than they require. 
E) The problem will require a dummy supply with a capacity of 50 units.

Question 10

A transportation problem with 8 sources and 6 destinations will have an optimal solution that uses at most 13 of the 48 possible routes.

Accepted Answer

A) True 
 B)False

Question 11

A transportation problem has an optimal solution when

Accepted Answer

A) all of the improvement indices are greater than or equal to zero. 
B) all demand and supply constraints are satisfied. 
C) the number of filled cells is one less than the number of rows plus the number of columns. 
D) all the squares are used. 
E) all origin-destination combinations have been made equally low in cost. 
A) all of the improvement indices are greater than or equal to zero. 
B) all demand and supply constraints are satisfied. 
C) the number of filled cells is one less than the number of rows plus the number of columns. 
D) all the squares are used. 
E) all origin-destination combinations have been made equally low in cost.

Question 12

Source A has capacity of 15,Source B has capacity of 30,Destination 1 has demand of 5 and Destination 2 has demand of 20.Fill in the following table with the correct initial solution for a Northwest-corner method approach.

Accepted Answer

Students should realize the ne

Question 13

In a transportation minimization problem,the negative improvement index associated with a cell indicates that reallocating units to that cell would lower costs.

Accepted Answer

A) True 
 B)False

Question 14

When using the stepping-stone method,the improvement index for an unused cell equals the shipping cost associated with that cell.

Accepted Answer

A) True 
 B)False

What is transportation modeling?

Total demand for a transportation model is 15 while total supply is 20.Which of the following should be included?

Degeneracy in a transportation problem is when no closed path exists for evaluating an unused cell.

The stepping-stone method

In transportation model analysis the stepping-stone method is used to

The three information needs of a transportation problem are the origin points and the capacity at each,the destination points and the demand at each,and ________.

For the problem data set below,what is the northwest corner allocation to the cell Source 1 -Destination 2?

For the problem data set below,what is the northwest corner allocation to the cell Source 1-Destination 1?

A transportation problem has two origins: A can supply 20 units and B can supply 30 units.This problem has two destinations: C requires 25 units and D requires 35 units.Which of the following is true?

A transportation problem with 8 sources and 6 destinations will have an optimal solution that uses at most 13 of the 48 possible routes.

A transportation problem has an optimal solution when

Source A has capacity of 15,Source B has capacity of 30,Destination 1 has demand of 5 and Destination 2 has demand of 20.Fill in the following table with the correct initial solution for a Northwest-corner method approach.

In a transportation minimization problem,the negative improvement index associated with a cell indicates that reallocating units to that cell would lower costs.

When using the stepping-stone method,the improvement index for an unused cell equals the shipping cost associated with that cell.

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Operations Strategy in a Global Environment

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Forecasting

Sustainability in the Supply Chain and 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 Mrpand ERP

Short-Term Scheduling

Jit and Lean Operations

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Statistical Process Control

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Supply Chain Management Analytics

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Exam 23: Transportation Models

What is transportation modeling?

Total demand for a transportation model is 15 while total supply is 20.Which of the following should be included?

Degeneracy in a transportation problem is when no closed path exists for evaluating an unused cell.

The stepping-stone method

In transportation model analysis the stepping-stone method is used to

The three information needs of a transportation problem are the origin points and the capacity at each,the destination points and the demand at each,and ________.

For the problem data set below,what is the northwest corner allocation to the cell Source 1 -Destination 2?

For the problem data set below,what is the northwest corner allocation to the cell Source 1-Destination 1?

A transportation problem has two origins: A can supply 20 units and B can supply 30 units.This problem has two destinations: C requires 25 units and D requires 35 units.Which of the following is true?

A transportation problem with 8 sources and 6 destinations will have an optimal solution that uses at most 13 of the 48 possible routes.

A transportation problem has an optimal solution when

Source A has capacity of 15,Source B has capacity of 30,Destination 1 has demand of 5 and Destination 2 has demand of 20.Fill in the following table with the correct initial solution for a Northwest-corner method approach.

In a transportation minimization problem,the negative improvement index associated with a cell indicates that reallocating units to that cell would lower costs.

When using the stepping-stone method,the improvement index for an unused cell equals the shipping cost associated with that cell.

Operations and Productivity

Operations Strategy in a Global Environment

Project Management

Forecasting

Sustainability in the Supply Chain and 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 Mrpand ERP

Short-Term Scheduling

Jit and Lean Operations

Maintenance and Reliability

Statistical Process Control

Capacity and Constraint Management

Supply Chain Management Analytics

Decision-Making Tools

Linear Programming

Waiting-Line Models

Learning Curves

Simulation

Filters