# BUS 461 Week 3 Quiz

**BUS 461 Week 3 Quiz**

- Question : In a maximal flow problem:

Student Answer: Multiple sources may be accommodated, but multiple sinks may not.

Arc capacities must be the same in either direction.

There are several different linear programming formulations for the model.

The connected arcs may contain no cycles.

Points Received: 1 of 1

Comments:

- Question : A PERT/CPM network can be represented as a linear programming model by letting the decision variables be the activity start times.

Student Answer: True

False

Points Received: 1 of 1

Comments:

- Question : Which of the following is true about an intermediate node in a transshipment problem?

Student Answer: The net flow out must be zero.

The node must connect to at least one supply node and at least one demand node.

The number of arcs connected to supply nodes must be less than or equal to the number of arcs connected to demand nodes.

The total capacity of outbound arcs must equal the total capacity of inbound arcs.

Points Received: 0 of 1

Comments:

- Question : Any attempt at resource leveling always will involve lengthening the project completion time beyond its “non-leveled” minimum.

Student Answer: True

False

Points Received: 1 of 1

Comments:

- Question : Minimal spanning tree problems do not lend themselves to a convenient linear programming formulation. (True, medium)

Student Answer: True

False

Points Received: 1 of 1

Comments:

- Question : A B-1 bomber must fly through a choice of “safe areas,” deliver its bombing payload, and return to its home base using minimum fuel. Which network model would be the most appropriate representation?

Student Answer: Shortest path

Minimal spanning tree

Traveling salesman

Transportation

Points Received: 1 of 1

Comments:

- Question : In which of the following network models is it not possible to “ship” both in and out of a given node?

Student Answer: Transshipment

Traveling salesman

Maximal flow

Assignment

Points Received: 1 of 1

Comments:

- Question : An environmental impact report for a proposed new industrial center complex must include the total amount of sewage that can be pumped through existing pipes. Which network model would be the most appropriate representation?

Student Answer: Shortest path

Minimal spanning tree

Traveling salesman

Maximal flow

Points Received: 1 of 1

Comments:

- Question : You can solve the traveling salesman problem by selecting a cycle with the lowest cost.

Student Answer: True

False

Points Received: 1 of 1

Comments:

- Question : Using the Critical Path Method, the normal time to complete activity D is 10 weeks, and its normal cost is $500. Under maximum crashing, activity D can be completed is 4 weeks for $2,300. Therefore, if $1,100 is spent on activity D, its completion time will be 6 weeks.

Student Answer: True

False

Points Received: 1 of 1

BUS 461 Week 1 DQ 2 Defining the Problem

BUS 461 Week 3 DQ 2 Project Scheduling Techniques

BUS 461 Week 4 Quiz

BUS 461 Week 3 Quiz

BUS 461 Week 1 Quiz

BUS 461 Week 5 DQ 1 Queuing Models

BUS 461 Week 2 Quiz

BUS 461 Week 1 Problems

BUS 461 Week 3 DQ 1 PERT CPM

BUS 461 Entire Course Decision Modeling and Analysis

BUS 461 Week 2 Assignment Writing a Business Report Memo

BUS 461 Week 4 DQ 1 Decision Analysis

BUS 461 Week 5 Final Paper

BUS 461 Week 1 DQ 1 The Management Science Process

BUS 461 Week 2 DQ 1 Agriculture Problem

BUS 461 Week 4 DQ 2 Forecasting Approaches

BUS 461 Week 5 DQ 2 Simulation Models

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