Question 1

Which of the following are ways of crashing an activity?

Accepted Answer

A) Using overtime 
B) Hiring more workers 
C) Using specialized equipment 
D) All of the above 
E) None of the above 
A) Using overtime 
B) Hiring more workers 
C) Using specialized equipment 
D) All of the above 
E) None of the above

Question 2

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

Accepted Answer

A) True 
 B)False

Question 3

Activity C in a project network has an optimistic time estimate of five days,a most likely time estimate of seven days,and a pessimistic time estimate of nine days Its expected duration is approximately:

Accepted Answer

A) 5 days 
B) 6 days 
C) 7 days 
D) 8 days 
E) 9 days 
A) 5 days 
B) 6 days 
C) 7 days 
D) 8 days 
E) 9 days

Question 4

The path with the greatest slack is:

Accepted Answer

A) A-E-H 
B) B-H 
C) A-D-G 
D) C-F-H 
E) C-I-J 
A) A-E-H 
B) B-H 
C) A-D-G 
D) C-F-H 
E) C-I-J

Question 5

-What is the estimated mean time for activity Y?

Accepted Answer

A) 30 days 
B) 29 days 
C) 38 days 
D) 26 days 
E) 35 days 
A) 30 days 
B) 29 days 
C) 38 days 
D) 26 days 
E) 35 days

Question 6

-The expected duration of this project is:

Accepted Answer

A) 13 
B) 15 
C) 20 
D) 52 
E) 81 
A) 13 
B) 15 
C) 20 
D) 52 
E) 81

Question 7

The standard deviation of the critical path is equal to the sum of the standard deviations of all the activities on the critical path

Accepted Answer

A) True 
 B)False

Question 8

51

Accepted Answer

A) 22 
B) 23 
C) 24 
D) 25 
E) 26 
A) 22 
B) 23 
C) 24 
D) 25 
E) 26

Question 9

Crashing an activity will always reduce the duration of a project

Accepted Answer

A) True 
 B)False

Question 10

Activities that are not on the critical path have a slack time equal to zero

Accepted Answer

A) True 
 B)False

Question 11

Concerning PERT and CPM:

Accepted Answer

A) These are two different names for essentially the same technique 
B) CPM tends to focus more on the critical path 
C) PERT gives a better indication of activity slack,CPM a better picture of path slack 
D) Because of its recent discovery,much less is known about CPM that PERT 
E) All of the above are true 
A) These are two different names for essentially the same technique 
B) CPM tends to focus more on the critical path 
C) PERT gives a better indication of activity slack,CPM a better picture of path slack 
D) Because of its recent discovery,much less is known about CPM that PERT 
E) All of the above are true

Question 12

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 13

52

Accepted Answer

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

Question 14

Only activities on the critical path are initial candidates for crashing

Accepted Answer

A) True 
 B)False

Question 15

What is the probability that the critical path will be completed within 210 days?

Accepted Answer

A) 0 5000 
B) 0 8413 
C) 0 9544 
D) 0 9772 
E) 0 9987 
A) 0 5000 
B) 0 8413 
C) 0 9544 
D) 0 9772 
E) 0 9987

Question 16

The values assigned to the nodes in a project network are there to identify the precedence relationships

Accepted Answer

A) True 
 B)False

Question 17

A project manager does not need to monitor each individual activity,just the overall project when looking at budget costs

Accepted Answer

A) True 
 B)False

Question 18

PERT/CPM can answer which of the following questions?

Accepted Answer

A) When do activities need to start and finish to meet a deadline? 
B) How much delay can be tolerated for certain activities? 
C) Given uncertainties,what is the probability that a project will finish on time? 
D) What is the least expensive way to expedite a project to meet a deadline? 
E) All of the above 
A) When do activities need to start and finish to meet a deadline? 
B) How much delay can be tolerated for certain activities? 
C) Given uncertainties,what is the probability that a project will finish on time? 
D) What is the least expensive way to expedite a project to meet a deadline? 
E) All of the above

Question 19

Crashing cannot be accomplished by using different materials than originally planned

Accepted Answer

A) True 
 B)False

Question 20

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

Accepted Answer

A) True 
 B)False

Which of the following are ways of crashing an activity?

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

Activity C in a project network has an optimistic time estimate of five days,a most likely time estimate of seven days,and a pessimistic time estimate of nine days Its expected duration is approximately:

The path with the greatest slack is:

-What is the estimated mean time for activity Y?

-The expected duration of this project is:

The standard deviation of the critical path is equal to the sum of the standard deviations of all the activities on the critical path

51

Crashing an activity will always reduce the duration of a project

Activities that are not on the critical path have a slack time equal to zero

Concerning PERT and CPM:

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

52

Only activities on the critical path are initial candidates for crashing

What is the probability that the critical path will be completed within 210 days?

The values assigned to the nodes in a project network are there to identify the precedence relationships

A project manager does not need to monitor each individual activity,just the overall project when looking at budget costs

PERT/CPM can answer which of the following questions?

Crashing cannot be accomplished by using different materials than originally planned

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

Introduction

Linear programming: Basic Concepts

Linear programming: Formulation and applications

Theart of modeling with spread sheets

What-If Analysis for linear programming

Network optimization problems

Using binary integer programming to deal withy es-Or-No decisions

Non linear programming

Decision Analysis

Forecasting

Queuing models

Computer simulation: Basic Concepts

Computer simulation with risks olver platform

Solution concepts for linear programming

Transportation and assignment problems

Goal programming

Inventory management with known demand

Inventory management with uncertain demand

Computer simulation with crystal ball

Filters

Exam 16: Pert CPM models for project management

Which of the following are ways of crashing an activity?

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

Activity C in a project network has an optimistic time estimate of five days,a most likely time estimate of seven days,and a pessimistic time estimate of nine days Its expected duration is approximately:

The path with the greatest slack is:

-What is the estimated mean time for activity Y?

-The expected duration of this project is:

The standard deviation of the critical path is equal to the sum of the standard deviations of all the activities on the critical path

51

Crashing an activity will always reduce the duration of a project

Activities that are not on the critical path have a slack time equal to zero

Concerning PERT and CPM:

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

52

Only activities on the critical path are initial candidates for crashing

What is the probability that the critical path will be completed within 210 days?

The values assigned to the nodes in a project network are there to identify the precedence relationships

A project manager does not need to monitor each individual activity,just the overall project when looking at budget costs

PERT/CPM can answer which of the following questions?

Crashing cannot be accomplished by using different materials than originally planned

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

Introduction

Linear programming: Basic Concepts

Linear programming: Formulation and applications

Theart of modeling with spread sheets

What-If Analysis for linear programming

Network optimization problems

Using binary integer programming to deal withy es-Or-No decisions

Non linear programming

Decision Analysis

Forecasting

Queuing models

Computer simulation: Basic Concepts

Computer simulation with risks olver platform

Solution concepts for linear programming

Transportation and assignment problems

Goal programming

Inventory management with known demand

Inventory management with uncertain demand

Computer simulation with crystal ball

Filters