Question 1

Which of the following would probably not involve the use of PERT?

Accepted Answer

A)  planning and constructing a new city hall
B)  developing an advertising campaign for a new product
C)  designing and constructing a subway system
D)  writing a poem
E)  preparing for the visit of a foreign dignitary

Question 2

The path in a network with the average length of time to completion is called the critical path.

Accepted Answer

A) True 
 B)False

Question 3

What is the estimated expected (mean)  time for activity E?

Accepted Answer

A)  35 days
B)  36 days
C)  39 days
D)  40 days
E)  45 days

Question 4

Consider the portion of a project depicted by this graph:  What is the earliest finish time for activity 10-11 (far right hand side) , if the earliest start time of 8-10 (upper left hand side)  is 12, and the earliest start time of 9-10 (lower left hand side)  is 13?

Accepted Answer

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

Question 5

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; PERT focuses on the parallel paths.
C)  PERT gives a clearer indication of activity slack, while CPM gives a better picture of path slack.
D)  Because of its recent discovery, much less is known about CPM than PERT.
E)  All of the above are true.

Question 6

When developing probabilistic estimates of project duration, it is necessary to know which of the following?

Accepted Answer

A)  the mean and variance of every activity
B)  the mean and variance of activities on the critical path
C)  the standard deviation of activities on the critical path
D)  each activity's probability of completion
E)  the distribution of activity times

Question 7

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

Question 8

What is the estimated slack time for Activity E?

Accepted Answer

A)  0 weeks
B)  3 weeks
C)  9 weeks
D)  11 weeks
E)  12 weeks

Question 9

Which of the following is not a form of risk reduction in project management?

Accepted Answer

A)  backup system
B)  outsourcing
C)  risk-sharing
D)  scenario analysis
E)  all of the above are risk reduction methods

Question 10

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

Accepted Answer

A) True 
 B)False

Question 11

A node has one entering activity, a, and two leaving activities, b and c.Given the following information, determine the latest starting time for activity a: EFb = 15, EFc = 17, LFb = 24, LFc = 27; activity times are a = 4, b = 6, c = 8.

Accepted Answer

A)  14
B)  15
C)  16
D)  17
E)  18

Question 12

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

Accepted Answer

A) True 
 B)False

Question 13

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)  when the project is one-half completed
E)  none of the above

Question 14

What are the estimated standard deviations (in weeks) in the times for activities A-H?

Accepted Answer

2; 1.67; 2...

Question 15

In "crashing" a project, a manager will generally focus on activities which:

Accepted Answer

A)  are not on the critical path
B)  are the least costly to crash
C)  are costly to crash and are on the critical path
D)  are on the critical path and are the least costly to crash
E)  are the easiest to crash

Question 16

A project consists of nine major activities, as shown below.There are three separate paths in the network: a-c-f, b-d-g, and e-h-i.
(A) What is expected project duration time?
(B) Determine the probability that the project will take more than 35 weeks to complete.(All times are in weeks.)

Accepted Answer

A) Expected duration = 32 w...

Question 17

The advantage(s)  a precedence diagram has over a Gantt chart is(are) :

Accepted Answer

A)  its ability to reveal relationships among activities.
B)  it can easily show networks.
C)  (a)  and (b) .
D)  its simplicity.
E)  all of the above.

Question 18

What is the estimated standard deviation in the time for activity Z?

Accepted Answer

A)  3 days
B)  2 days
C)  4 days
D)  8 days
E)  5 days

Question 19

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

Accepted Answer

A) True 
 B)False

Question 20

What are the estimated slack times (in weeks) for activities A-H?

Accepted Answer

0; 5; 15; ...

Exam 17: Project Management

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

Correct AnswerverifiedShow Answer

Consider the portion of a project depicted by this graph: What is the earliest finish time for activity 10-11 (far right hand side) , if the earliest start time of 8-10 (upper left hand side) is 12, and the earliest start time of 9-10 (lower left hand side) is 13?

Correct AnswerverifiedShow Answer

At which point does crashing of a project cease?

Correct AnswerverifiedShow Answer

Concerning PERT and CPM:

Correct AnswerverifiedShow Answer

What are the estimated slack times (in weeks) for activities A-H?

Correct Answerverified0; 5; 15; ...View AnswerShow Answer

What is the estimated slack time for Activity E?

Correct AnswerverifiedShow Answer

What is the estimated standard deviation in the time for activity E?

Correct AnswerverifiedShow Answer

The advantage(s) a precedence diagram has over a Gantt chart is(are) :

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

In "crashing" a project, a manager will generally focus on activities which:

Correct AnswerverifiedShow Answer

What are the estimated standard deviations (in weeks) in the times for activities A-H?

Correct Answerverified2; 1.67; 2...View AnswerShow Answer

What is the estimated expected (mean) time for activity E?

Correct AnswerverifiedShow Answer

A node has one entering activity, a, and two leaving activities, b and c.Given the following information, determine the latest starting time for activity a: EFb = 15, EFc = 17, LFb = 24, LFc = 27; activity times are a = 4, b = 6, c = 8.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following would probably not involve the use of PERT?

Correct AnswerverifiedShow Answer

What is the estimated standard deviation in the time for activity Z?

Correct AnswerverifiedShow Answer

When developing probabilistic estimates of project duration, it is necessary to know which of the following?

Correct AnswerverifiedShow Answer

Which of the following is not a form of risk reduction in project management?

Correct AnswerverifiedShow Answer

The path in a network with the average length of time to completion is called the critical path.

Correct AnswerverifiedShow Answer

A project consists of nine major activities, as shown below.There are three separate paths in the network: a-c-f, b-d-g, and e-h-i. (A) What is expected project duration time? (B) Determine the probability that the project will take more than 35 weeks to complete.(All times are in weeks.)

Correct Answerverified A) Expected duration = 32 w...View AnswerShow Answer

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0; 5; 15; ...
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2; 1.67; 2...
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A) Expected duration = 32 w...
View Answer