Question 1

A combination of effective Gantt chart use and other tactics allowed Delta to cut the average time for a plane layover by what % of the original 60 minute duration?

Accepted Answer

A) 33%,to 40 minutes 
B) 50%,to 30 minutes 
C) 20%,to 48 minutes 
D) 25%,to 45 minutes 
E) 40%,to 36 minutes 
A) 33%,to 40 minutes 
B) 50%,to 30 minutes 
C) 20%,to 48 minutes 
D) 25%,to 45 minutes 
E) 40%,to 36 minutes A

Question 2

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 E

Question 3

A network consists of the activities in the following list.Times are given in weeks.
   a.Draw the network diagram.
b.Calculate the ES,EF,LS,LF,and Slack for each activity.
c.What is project completion time?

Accepted Answer

(a)   (b,c)

Question 4

Ethical issues that may arise in projects large and small include:

Accepted Answer

A) gifts from contractors. 
B) exaggerated expense reports. 
C) compromised quality standards to meet bonuses or avoid penalties related to schedules. 
D) pressure to mask delays with false status reports. 
E) all of the above. 
A) gifts from contractors. 
B) exaggerated expense reports. 
C) compromised quality standards to meet bonuses or avoid penalties related to schedules. 
D) pressure to mask delays with false status reports. 
E) all of the above.

Question 5

Which of the following projects were completed by Bechtel?

Accepted Answer

A) Hoover Dam 
B) Boston Central Artery/Tunnel 
C) Rebuilding Kuwait after Iraq's invasion in 1990 
D) Rebuilding Iraq after the U.S.invasion,starting in 2003 
E) All of the above were Bechtel projects 
A) Hoover Dam 
B) Boston Central Artery/Tunnel 
C) Rebuilding Kuwait after Iraq's invasion in 1990 
D) Rebuilding Iraq after the U.S.invasion,starting in 2003 
E) All of the above were Bechtel projects

Question 6

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 7

Pirmin's Bike Shop is behind on a custom bike and needs to crash 8 hours of time from the 8-step project.Given the project table below calculate the crash cost for 8 hours of time-savings.Suppose Pirmin calls the customer and asks for a project extension,reducing the amount of time he needs to crash.Calculate both the maximum time-savings available on a $25 crash budget and the cost to crash four hours of savings.

Accepted Answer

@#IMG-DLM& The critical path is ABCEFGH with a tim

Question 8

Which of the following statements regarding PERT times is true?

Accepted Answer

A) The optimistic time estimate is an estimate of the minimum time an activity will require. 
B) The optimistic time estimate is an estimate of the maximum time an activity will require. 
C) The expected time estimate is calculated as t = (a + 4m + b). 
D) The pessimistic time estimate is an estimate of the minimum time an activity will require. 
E) The most likely time estimate is an estimate of the maximum time an activity will require. 
A) The optimistic time estimate is an estimate of the minimum time an activity will require. 
B) The optimistic time estimate is an estimate of the maximum time an activity will require. 
C) The expected time estimate is calculated as t = (a + 4m + b). 
D) The pessimistic time estimate is an estimate of the minimum time an activity will require. 
E) The most likely time estimate is an estimate of the maximum time an activity will require.

Question 9

What are some of the ethical issues faced by project managers?

Accepted Answer

A project manager can be exposed to a wi

Question 10

What is a project organization?

Accepted Answer

A project organization is an o

Question 11

Three critical path activities are candidates for crashing on a CPM network.Activity details are in the table below.
   a.What is the crash cost per unit time for each of the three activities?
b.Which activity should be crashed first to cut one day from the project's duration;how much is added to project cost?
c.Which activity should be the next activity crashed to cut a second day from the project's duration;how much is added to project cost?

Accepted Answer

(a)crash cost X = $1,000 per d

Question 12

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

Accepted Answer

The three phases are planning,scheduling

Question 13

Which of the following is NOT a limitation of PERT?

Accepted Answer

A) Project activities have to be clearly defined,independent,and stable in their relationships. 
B) Precedence relationships must be specified and networked together. 
C) Only one time estimate can be used for each activity. 
D) Time estimates tend to be subjective and are subject to fudging by managers. 
E) There is the inherent danger of placing too much emphasis on the critical path. 
A) Project activities have to be clearly defined,independent,and stable in their relationships. 
B) Precedence relationships must be specified and networked together. 
C) Only one time estimate can be used for each activity. 
D) Time estimates tend to be subjective and are subject to fudging by managers. 
E) There is the inherent danger of placing too much emphasis on the critical path.

Question 14

The time an activity will take assuming very unfavorable conditions is:

Accepted Answer

A) the optimistic time. 
B) the pessimistic time. 
C) the activity variance. 
D) the minimum time. 
E) exactly twice as long as the expected time. 
A) the optimistic time. 
B) the pessimistic time. 
C) the activity variance. 
D) the minimum time. 
E) exactly twice as long as the expected time.

Question 15

A contractor's project being analyzed by PERT has an estimated time for the critical path of 120 days.The sum of all activity variances is 81;the sum of variances along the critical path is 64.What is the probability that the project will take 130 or more days to complete?

Accepted Answer

A) 0.1057 
B) 0.1335 
C) 0.8512 
D) 0.8943 
E) 1.29 
A) 0.1057 
B) 0.1335 
C) 0.8512 
D) 0.8943 
E) 1.29

Question 16

In project management,crashing an activity must consider the impact on all paths in the network.

Accepted Answer

A) True 
 B)False

Question 17

Ethical issues that can arise in projects include gifts from contractors,pressure to mask delays with false status reports,and pressure to compromise project quality to meet bonuses or avoid penalties related to schedules.

Accepted Answer

A) True 
 B)False

Question 18

A project manager is interested in crashing a project with variable activity times.Which of the following tools should he/she employ?

Accepted Answer

A) PERT 
B) CPM 
C) Gantt Chart 
D) either PERT or CPM 
E) PERT,CPM,or a Gantt chart are fine. 
A) PERT 
B) CPM 
C) Gantt Chart 
D) either PERT or CPM 
E) PERT,CPM,or a Gantt chart are fine.

Question 19

The beta distribution is used in project management to:

Accepted Answer

A) determine which activity should be crashed. 
B) calculate the probability that a project will be completed within its budget. 
C) calculate expected activity times. 
D) calculate slack for activities on the critical path. 
E) none of the above 
A) determine which activity should be crashed. 
B) calculate the probability that a project will be completed within its budget. 
C) calculate expected activity times. 
D) calculate slack for activities on the critical path. 
E) none of the above

Question 20

Work breakdown structure is a useful tool in project management because it addresses the timing of individual work elements.

Accepted Answer

A) True 
 B)False

Exam 3: Project Management

A combination of effective Gantt chart use and other tactics allowed Delta to cut the average time for a plane layover by what % of the original 60 minute duration?

The beta distribution is used in project management to:

A network consists of the activities in the following list.Times are given in weeks. a.Draw the network diagram. b.Calculate the ES,EF,LS,LF,and Slack for each activity. c.What is project completion time?

Ethical issues that may arise in projects large and small include:

Which of the following projects were completed by Bechtel?

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.

Which of the following statements regarding PERT times is true?

What are some of the ethical issues faced by project managers?

What is a project organization?

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

Which of the following is NOT a limitation of PERT?

The time an activity will take assuming very unfavorable conditions is:

A contractor's project being analyzed by PERT has an estimated time for the critical path of 120 days.The sum of all activity variances is 81;the sum of variances along the critical path is 64.What is the probability that the project will take 130 or more days to complete?

In project management,crashing an activity must consider the impact on all paths in the network.

Ethical issues that can arise in projects include gifts from contractors,pressure to mask delays with false status reports,and pressure to compromise project quality to meet bonuses or avoid penalties related to schedules.

A project manager is interested in crashing a project with variable activity times.Which of the following tools should he/she employ?

The beta distribution is used in project management to:

Work breakdown structure is a useful tool in project management because it addresses the timing of individual work elements.

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Forecasting

Design of Goods and Services

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Process Strategy

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Layout Strategies

Human Resources,job Design,and Work Measurement

Supply Chain Management

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Material Requirements Planning Mrpand Erp

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