Question 1

Gantt charts give a timeline for each of a project's activities, but they do not adequately illustrate the interrelationships between the activities and the resources.

Accepted Answer

A) True 
 B)False

Question 2

Project managers have their own code of ethics, established by the Project Management Institute.

Accepted Answer

A) True 
 B)False

Question 3

The critical path can be determined by use of either the "forward pass" or the "backward pass."

Accepted Answer

A) True 
 B)False

Question 4

The PERT pessimistic time estimate is an estimate of the minimum time an activity will require.

Accepted Answer

A) True 
 B)False

Question 5

Define slack.

Accepted Answer

Slack is the amount of time an

Question 6

Match the following steps in Microsoft's development of Windows 7 to their respective WBS level. Step Level
Develop Windows 7 OS ?
System Testing ?
Compatible with Windows XP ?
Develop GUI's ?
Module Testing ?

Accepted Answer

A)  Level 1, Level 2, Level 4, Level 3, Level 3 
B)  Level 1, Level 2, Level 3, Level 4, Level 5 
C)  Level 0, Level 1, Level 2, Level 3, Level 4 
D)  Level 0, Level 2, Level 2, Level 3, Level 3 
E)  None of the above patterns is correct. 
A)  Level 1, Level 2, Level 4, Level 3, Level 3 
B)  Level 1, Level 2, Level 3, Level 4, Level 5 
C)  Level 0, Level 1, Level 2, Level 3, Level 4 
D)  Level 0, Level 2, Level 2, Level 3, Level 3 
E)  None of the above patterns is correct.

Question 7

Identify the responsibilities of project managers.

Accepted Answer

Project managers are directly responsibl

Question 8

A network has been crashed to the point where all activities are critical. Additional crashing

Accepted Answer

A)  is unnecessary 
B)  is impossible 
C)  is prohibitively expensive 
D)  may require crashing multiple tasks simultaneously 
E)  can be done, but all critical tasks must be reduced in duration 
A)  is unnecessary 
B)  is impossible 
C)  is prohibitively expensive 
D)  may require crashing multiple tasks simultaneously 
E)  can be done, but all critical tasks must be reduced in duration

Question 9

Ethical issues that may arise in projects large and small include

Accepted Answer

A)  gifts from contractors 
B)  exaggerated expense reports 
C)  compromised safety or health standards to save time or reduce costs 
D)  pressure to mask delays with False status reports 
E)  all of the above 
A)  gifts from contractors 
B)  exaggerated expense reports 
C)  compromised safety or health standards to save time or reduce costs 
D)  pressure to mask delays with False status reports 
E)  all of the above

Question 10

A simple CPM network has three activities, A, B, and C. A is an immediate predecessor of B and of C. B is an immediate predecessor of C. The activity durations are A=4, B=3, C=8.

Accepted Answer

A)  The critical path is A-B-C, duration 15. 
B)  The critical path is A-C, duration 12. 
C)  The critical path is A-B-C, duration 13.5 
D)  The critical path cannot be determined without knowing PERT expected activity times. 
E)  The network has no critical path. 
A)  The critical path is A-B-C, duration 15. 
B)  The critical path is A-C, duration 12. 
C)  The critical path is A-B-C, duration 13.5 
D)  The critical path cannot be determined without knowing PERT expected activity times. 
E)  The network has no critical path.

Question 11

Describe in words how to calculate a project's standard deviation. What assumption allows that calculation to be accurate?

Accepted Answer

Add the variances of the activ

Question 12

One responsibility of a project manager is to make sure that the project meets its quality goals.

Accepted Answer

A) True 
 B)False

Question 13

The __________ is the computed longest time path(s) through a network.

Accepted Answer

The answer of The __________ is the computed longest time...

Question 14

The Beta distribution is used in project management to

Accepted Answer

A)  calculate slack on activities not on the critical path 
B)  calculate the probability that a project will be completed within its budget 
C)  calculate pessimistic and optimistic activity times 
D)  determine which activity should be crashed 
E)  none of the above 
A)  calculate slack on activities not on the critical path 
B)  calculate the probability that a project will be completed within its budget 
C)  calculate pessimistic and optimistic activity times 
D)  determine which activity should be crashed 
E)  none of the above

Question 15

A network consists of the following list. Times are given in weeks.
 $\begin{array}{|c|c|c|c|c|}
\hline\text { Activity } & \text { Preceding } & \text { Optimistic } & \text { Probable } & \text { Pessimistic } \
\hline \text { A } & -- & 5 & 11 & 14 \
\hline \text { B } & - & 3 & 3 & 9 \\hline \mathrm{C} & -- & 6 & 10 & 14 \
\hline \mathrm{D} & \mathrm{A}, \mathrm{B} & 3 & 5 & 7 \
\hline \mathrm{E} & \mathrm{B} & 4 & 6 & 11 \
\hline \mathrm{F} & \mathrm{C} & 6 & 8 & 13 \
\hline \mathrm{G} & \mathrm{D}, \mathrm{E} & 2 & 4 & 6 \
\hline \mathrm{H} & \mathrm{F} & 3 & 3 & 9 \
\hline
\end{array}$ 
a. Draw the network diagram.
b. Calculate the expected duration and variance of each activity.
c. Calculate the expected duration and variance of the critical path.
d. Calculate the probability that the project will be completed in less than 28 weeks.

Accepted Answer

(a)
 @#IMG-DLM& 
(b,c)
 @#IMG-DLM& (d) z

Question 16

What are the three phases of a project?
 Describe each in a sentence or two.

Accepted Answer

The three phases are planning, schedulin

Question 17

Which of the following statements regarding PERT analysis is true?

Accepted Answer

A)  Each activity has two estimates of its duration. 
B)  Project variance is the sum of all activity variances. 
C)  Project standard deviation is the sum of all critical activity standard deviations. 
D)  Only critical activities contribute to the project variance. 
E)  None of the above is true. 
A)  Each activity has two estimates of its duration. 
B)  Project variance is the sum of all activity variances. 
C)  Project standard deviation is the sum of all critical activity standard deviations. 
D)  Only critical activities contribute to the project variance. 
E)  None of the above is true.

Question 18

The __________ distribution is appropriate for calculating expected activity times and activity variances in PERT networks.

Accepted Answer

The answer of The __________ distribution is appropriate for calculating...

Question 19

WBS stands for which of the following project management tools?

Accepted Answer

A)  Work Break Schedule 
B)  Work Breakdown Status 
C)  Work Breakdown Schedule 
D)  Work Breakdown Structure 
E)  None of the above 
A)  Work Break Schedule 
B)  Work Breakdown Status 
C)  Work Breakdown Schedule 
D)  Work Breakdown Structure 
E)  None of the above

Question 20

An activity on a PERT network has these time estimates: optimistic = 1, most likely = 2, and pessimistic = 5. Its expected time is

Accepted Answer

A)  2.00 
B)  2.33 
C)  2.67 
D)  8.00 
E)  none of these 
A)  2.00 
B)  2.33 
C)  2.67 
D)  8.00 
E)  none of these

Exam 3: Project Management

Gantt charts give a timeline for each of a project's activities, but they do not adequately illustrate the interrelationships between the activities and the resources.

Project managers have their own code of ethics, established by the Project Management Institute.

The critical path can be determined by use of either the "forward pass" or the "backward pass."

The PERT pessimistic time estimate is an estimate of the minimum time an activity will require.

Define slack.

Match the following steps in Microsoft's development of Windows 7 to their respective WBS level. Step Level Develop Windows 7 OS ? System Testing ? Compatible with Windows XP ? Develop GUI's ? Module Testing ?

Identify the responsibilities of project managers.

A network has been crashed to the point where all activities are critical. Additional crashing

Ethical issues that may arise in projects large and small include

A simple CPM network has three activities, A, B, and C. A is an immediate predecessor of B and of C. B is an immediate predecessor of C. The activity durations are A=4, B=3, C=8.

Describe in words how to calculate a project's standard deviation. What assumption allows that calculation to be accurate?

One responsibility of a project manager is to make sure that the project meets its quality goals.

The __________ is the computed longest time path(s) through a network.

The Beta distribution is used in project management to

What are the three phases of a project? Describe each in a sentence or two.

Which of the following statements regarding PERT analysis is true?

The __________ distribution is appropriate for calculating expected activity times and activity variances in PERT networks.

WBS stands for which of the following project management tools?

An activity on a PERT network has these time estimates: optimistic = 1, most likely = 2, and pessimistic = 5. Its expected time is

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