Question 1

Figure   (time in days)
-What is the estimated standard deviation in the time for activity E?

Accepted Answer

A) 1 days. 
B) 2 days. 
C) 3 days. 
D) 4 days. 
E) 5 days. 
A) 1 days. 
B) 2 days. 
C) 3 days. 
D) 4 days. 
E) 5 days. B

Question 2

In PERT,the project duration will never exceed the expected duration of the critical path.

Accepted Answer

A) True 
 B)False  False

Question 3

The sum of durations of the longest path in a project network indicates expected project completion time,and the activities are the critical activities.

Accepted Answer

A) True 
 B)False  True

Question 4

Given the portion of the network shown above,what is the latest start time of activity D if the latest finish of activity F is 26 and the latest finish of activity G is 23?

Accepted Answer

A) 3. 
B) 4. 
C) 9. 
D) 10. 
E) 12. 
A) 3. 
B) 4. 
C) 9. 
D) 10. 
E) 12.

Question 5

Figure   (time in days)
-What is the estimated mean time for project completion?

Accepted Answer

A) 160 days. 
B) 170 days. 
C) 200 days. 
D) 210 days. 
E) 300 days. 
A) 160 days. 
B) 170 days. 
C) 200 days. 
D) 210 days. 
E) 300 days.

Question 6

Figure   (time in days)
-What is the estimated mean time for project completion?

Accepted Answer

A) 100 days. 
B) 140 days. 
C) 199 days. 
D) 200 days. 
E) 440 days. 
A) 100 days. 
B) 140 days. 
C) 199 days. 
D) 200 days. 
E) 440 days.

Question 7

The earliest finish time for an activity is equal to the latest finish time minus the duration of the activity.

Accepted Answer

A) True 
 B)False

Question 8

Figure  
-The path with the greatest slack is:

Accepted Answer

A) A-E. 
B) B-F. 
C) C-D-F. 
D) C-G. 
E) None of the above. 
A) A-E. 
B) B-F. 
C) C-D-F. 
D) C-G. 
E) None of the above.

Question 9

The slack of an activity is the difference between the latest finish and the earliest finish times.

Accepted Answer

A) True 
 B)False

Question 10

The project management strategy of injecting additional resources in order to reduce the length of the project is called:

Accepted Answer

A) expediting. 
B) rushing. 
C) panicking. 
D) crashing. 
E) None of the above. 
A) expediting. 
B) rushing. 
C) panicking. 
D) crashing. 
E) None of the above.

Question 11

Figure   (time in days)
-What is the probability that the critical path will be completed within 200 days?

Accepted Answer

A) 0.8413. 
B) 0.9544. 
C) 0.9772. 
D) 0.9974. 
E) 0.9987. 
A) 0.8413. 
B) 0.9544. 
C) 0.9772. 
D) 0.9974. 
E) 0.9987.

Question 12

PERT/Cost can be used to monitor budget overruns.

Accepted Answer

A) True 
 B)False

Question 13

The project network diagram describes sequential relationships among major activities in a project.

Accepted Answer

A) True 
 B)False

Question 14

The standard deviation of a path is computed as:

Accepted Answer

A) the sum of the standard deviations of all activities on the path. 
B) the square root of the sum of the standard deviations of all activities on the path. 
C) the sum of the variances of all activities on the path. 
D) the square root of the sum of the variances of all activities on the path. 
E) None of the above. 
A) the sum of the standard deviations of all activities on the path. 
B) the square root of the sum of the standard deviations of all activities on the path. 
C) the sum of the variances of all activities on the path. 
D) the square root of the sum of the variances of all activities on the path. 
E) None of the above.

Question 15

PERT/Cost is a systematic procedure to help a project manager bid on a project.

Accepted Answer

A) True 
 B)False

Question 16

The activities with the longest durations in a project network are called critical activities.

Accepted Answer

A) True 
 B)False

Question 17

When using linear programming to make crashing decisions,the objective is to minimize:

Accepted Answer

A) the total cost of crashing the project. 
B) the total of the durations of the activities on the critical path. 
C) the latest finish time of the finish node. 
D) the total number of activities on the critical path. 
E) None of the above. 
A) the total cost of crashing the project. 
B) the total of the durations of the activities on the critical path. 
C) the latest finish time of the finish node. 
D) the total number of activities on the critical path. 
E) None of the above.

Question 18

The earliest start of an activity is the latest early finish of any immediately preceding activity.

Accepted Answer

A) True 
 B)False

Question 19

The earliest start time for an activity is:

Accepted Answer

A) based on the length of the critical path. 
B) determined by the maximum of the earliest finish times of its immediate predecessors. 
C) determined by the maximum of the earliest finish times of its immediate successors. 
D) the same as the latest start time of its immediate predecessor. 
E) None of the above. 
A) based on the length of the critical path. 
B) determined by the maximum of the earliest finish times of its immediate predecessors. 
C) determined by the maximum of the earliest finish times of its immediate successors. 
D) the same as the latest start time of its immediate predecessor. 
E) None of the above.

Question 20

At which point does crashing of a project cease?

Accepted Answer

A) When the project is completed. 
B) When no additional crashing is possible. 
C) When the cost to crash equals or exceeds the benefit of crashing. 
D) All of the above. 
E) None of the above. 
A) When the project is completed. 
B) When no additional crashing is possible. 
C) When the cost to crash equals or exceeds the benefit of crashing. 
D) All of the above. 
E) None of the above.

Exam 19: CD - Pertcpm Models for Project Management

Figure (time in days) -What is the estimated standard deviation in the time for activity E?

In PERT,the project duration will never exceed the expected duration of the critical path.

The sum of durations of the longest path in a project network indicates expected project completion time,and the activities are the critical activities.

Given the portion of the network shown above,what is the latest start time of activity D if the latest finish of activity F is 26 and the latest finish of activity G is 23?

Figure (time in days) -What is the estimated mean time for project completion?

Figure (time in days) -What is the estimated mean time for project completion?

The earliest finish time for an activity is equal to the latest finish time minus the duration of the activity.

Figure -The path with the greatest slack is:

The slack of an activity is the difference between the latest finish and the earliest finish times.

The project management strategy of injecting additional resources in order to reduce the length of the project is called:

Figure (time in days) -What is the probability that the critical path will be completed within 200 days?

PERT/Cost can be used to monitor budget overruns.

The project network diagram describes sequential relationships among major activities in a project.

The standard deviation of a path is computed as:

PERT/Cost is a systematic procedure to help a project manager bid on a project.

The activities with the longest durations in a project network are called critical activities.

When using linear programming to make crashing decisions,the objective is to minimize:

The earliest start of an activity is the latest early finish of any immediately preceding activity.

The earliest start time for an activity is:

At which point does crashing of a project cease?

Introduction

Linear Programming: Basic Concepts

Linear Programming: Formulation and Applications

The Art of Modeling With Spreadsheets

What-If Analysis for Linear Programming

Network Optimization Problems

Using Binary Integer Programming to Deal With Yes-Or-No Decisions

Nonlinear Programming

Decision Analysis

Cd Supplement - Decision Analysis

Forecasting

Queueing Models

CD Supplement - Additional Queueing Models

Computer Simulation: Basic Concepts

CD Supplement - the Inverse Transformation Method for Generating Random Observations

Computer Simulation With Crystal Ball

CD - Solution Concepts for Linear Programming

CD - Transportation and Assignment Problems

CD - Goal Programming

CD - Inventory Management With Known Demand

CD - Inventory Management With Uncertain Demand

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