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

Question 2

Which of the following statements regarding Bechtel is true?

Accepted Answer

A) Its competitive advantage is project management. 
B) Bechtel was the construction contractor for the Hoover Dam. 
C) While helping to rebuild Iraq,Bechtel's crews had to travel under armed escort. 
D) Bechtel's procurement program is global in nature. 
E) All of the above are true. 
A) Its competitive advantage is project management. 
B) Bechtel was the construction contractor for the Hoover Dam. 
C) While helping to rebuild Iraq,Bechtel's crews had to travel under armed escort. 
D) Bechtel's procurement program is global in nature. 
E) All of the above are true.

Question 3

Which of the following statements about Bechtel is true?

Accepted Answer

A) Even though Bechtel is over 100 years old,the Kuwaiti oil fields was its first "project." 
B) Bechtel is the world's premier manager of massive construction and engineering projects. 
C) Bechtel's competitive advantage is supply chain management. 
D) While its projects are worldwide,its network of suppliers is largely in the United States 
E) All of the above are true. 
A) Even though Bechtel is over 100 years old,the Kuwaiti oil fields was its first "project." 
B) Bechtel is the world's premier manager of massive construction and engineering projects. 
C) Bechtel's competitive advantage is supply chain management. 
D) While its projects are worldwide,its network of suppliers is largely in the United States 
E) All of the above are true.

Question 4

The control of projects involves close monitoring of which of the following?

Accepted Answer

A) resources 
B) costs 
C) quality 
D) budgets 
E) all of the above 
A) resources 
B) costs 
C) quality 
D) budgets 
E) all of the above

Question 5

Two critical path activities are candidates for crashing on a CPM network.Activity details are in the table below.To cut one day from the project's duration,activity ________ should be crashed first,adding ________ to project cost.

Accepted Answer

A) One;$400 
B) One;$6,800 
C) Two;$1,000 
D) Two;$5,000 
E) One or Two should be crashed;$1,400 
A) One;$400 
B) One;$6,800 
C) Two;$1,000 
D) Two;$5,000 
E) One or Two should be crashed;$1,400

Question 6

Explain why the critical path is the longest,not the shortest,path through a network.

Accepted Answer

The critical path is that set of activit

Question 7

The phases of project management are:

Accepted Answer

A) planning,scheduling,and controlling. 
B) planning,programming,and budgeting. 
C) planning,organizing,staffing,leading,and controlling. 
D) different for manufacturing projects than for service projects. 
E) GANTT,CPM,and PERT. 
A) planning,scheduling,and controlling. 
B) planning,programming,and budgeting. 
C) planning,organizing,staffing,leading,and controlling. 
D) different for manufacturing projects than for service projects. 
E) GANTT,CPM,and PERT.

Question 8

Consider the network described in the table below.
   a.Calculate the expected duration of each activity.
b.Calculate the expected duration and variance of the critical path.
c.Calculate the probability that the project will be completed in fewer than 30 time units.

Accepted Answer

(a)See table below.(b)Tasks J-M-N-P are

Question 9

The shortest of all paths through the network is the critical path.

Accepted Answer

A) True 
 B)False

Question 10

A(n)________ is an organization formed to ensure that programs (projects)receive the proper management and attention.

Accepted Answer

project or

Question 11

In a PERT network,non-critical activities that have little slack need to be monitored closely:

Accepted Answer

A) because PERT treats all activities as equally important. 
B) because near-critical paths could become critical paths with small delays in these activities. 
C) because slack is undesirable and needs to be eliminated. 
D) because they are causing the entire project to be delayed. 
E) because they have a high risk of not being completed. 
A) because PERT treats all activities as equally important. 
B) because near-critical paths could become critical paths with small delays in these activities. 
C) because slack is undesirable and needs to be eliminated. 
D) because they are causing the entire project to be delayed. 
E) because they have a high risk of not being completed.

Question 12

The critical path for the network activities shown below is ________ with duration ________.

Accepted Answer

A) A-C;12 
B) A-D-E;19 
C) B-E;13 
D) A-B-C-D-E;29 
E) none of the above 
A) A-C;12 
B) A-D-E;19 
C) B-E;13 
D) A-B-C-D-E;29 
E) none of the above

Question 13

A project whose critical path has an estimated time of 820 days with a variance of 225 has a 20% chance that the project will be completed before which day (rounded to nearest day)?

Accepted Answer

A) 631 
B) 689 
C) 807 
D) 833 
E) 1009 
A) 631 
B) 689 
C) 807 
D) 833 
E) 1009

Question 14

A project organization:

Accepted Answer

A) is effective for companies with multiple large projects. 
B) is appropriate only in construction firms. 
C) often fails when the project cuts across organizational lines. 
D) is most helpful for ongoing projects with no termination date. 
E) is most helpful when the work contains simple and unrelated tasks. 
A) is effective for companies with multiple large projects. 
B) is appropriate only in construction firms. 
C) often fails when the project cuts across organizational lines. 
D) is most helpful for ongoing projects with no termination date. 
E) is most helpful when the work contains simple and unrelated tasks.

Question 15

What are the earliest activity start time and latest activity start time,and how are they computed?

Accepted Answer

The earliest start time (ES)is the earli

Question 16

The main difference between PERT and CPM is that:

Accepted Answer

A) PERT is more accurate than CPM. 
B) PERT assumes that activity durations are known. 
C) PERT ignores activity costs. 
D) CPM assumes activity durations can vary. 
E) PERT employs three time estimates for each activity. 
A) PERT is more accurate than CPM. 
B) PERT assumes that activity durations are known. 
C) PERT ignores activity costs. 
D) CPM assumes activity durations can vary. 
E) PERT employs three time estimates for each activity.

Question 17

A project being analyzed by PERT has 38 activities,16 of which are on the critical path.If the estimated time along the critical path is 90 days with a project variance of 25,what is the probability that the project will be completed in 88 days or less?

Accepted Answer

A) 0.0228 
B) 0.3446 
C) 0.6554 
D) 0.9772 
E) 18 
A) 0.0228 
B) 0.3446 
C) 0.6554 
D) 0.9772 
E) 18

Question 18

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) The most likely time is equivalent to the expected activity time. 
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) The most likely time is equivalent to the expected activity time.

Question 19

Which of these statements regarding time-cost tradeoffs in CPM networks is true?

Accepted Answer

A) Crashing is not possible unless there are multiple critical paths. 
B) Crashing a project often reduces the length of long-duration,but noncritical,activities. 
C) Activities not on the critical path can never be on the critical path,even after crashing. 
D) Crashing shortens the project duration by assigning more resources to one or more of the critical tasks. 
E) The crash time always exceeds the normal time. 
A) Crashing is not possible unless there are multiple critical paths. 
B) Crashing a project often reduces the length of long-duration,but noncritical,activities. 
C) Activities not on the critical path can never be on the critical path,even after crashing. 
D) Crashing shortens the project duration by assigning more resources to one or more of the critical tasks. 
E) The crash time always exceeds the normal time.

Question 20

PERT calculations typically include the duration variance of each activity.What is the purpose of this calculation,i.e.what's the role of variances in PERT analysis?

Accepted Answer

The activity variances influence the pro

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?

Which of the following statements regarding Bechtel is true?

Which of the following statements about Bechtel is true?

The control of projects involves close monitoring of which of the following?

Two critical path activities are candidates for crashing on a CPM network.Activity details are in the table below.To cut one day from the project's duration,activity ________ should be crashed first,adding ________ to project cost.

Explain why the critical path is the longest,not the shortest,path through a network.

The phases of project management are:

Consider the network described in the table below. a.Calculate the expected duration of each activity. b.Calculate the expected duration and variance of the critical path. c.Calculate the probability that the project will be completed in fewer than 30 time units.

The shortest of all paths through the network is the critical path.

A(n)________ is an organization formed to ensure that programs (projects)receive the proper management and attention.

In a PERT network,non-critical activities that have little slack need to be monitored closely:

The critical path for the network activities shown below is ________ with duration ________.

A project whose critical path has an estimated time of 820 days with a variance of 225 has a 20% chance that the project will be completed before which day (rounded to nearest day)?

A project organization:

What are the earliest activity start time and latest activity start time,and how are they computed?

The main difference between PERT and CPM is that:

A project being analyzed by PERT has 38 activities,16 of which are on the critical path.If the estimated time along the critical path is 90 days with a project variance of 25,what is the probability that the project will be completed in 88 days or less?

Which of the following statements regarding PERT analysis is true?

Which of these statements regarding time-cost tradeoffs in CPM networks is true?

PERT calculations typically include the duration variance of each activity.What is the purpose of this calculation,i.e.what's the role of variances in PERT analysis?

Operations and Productivity

Operations Strategy in a Global Environment

Forecasting

Design of Goods and Services

Managing Quality

Process Strategy

Location Strategies

Layout Strategies

Human Resources,job Design,and Work Measurement

Supply Chain Management

Inventory Management

Aggregate Planning and Sop

Material Requirements Planning Mrpand ERP

Short-Term Scheduling

Lean Operations

Maintenance and Reliability

Sustainability in the Supply Chain

Statistical Process Control

Capacity and Constraint Management

Supply Chain Management Analytics

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

Learning Curves

Simulation

Filters

Two critical path activities are candidates for crashing on a CPM network.Activity details are in the table below.To cut one day from the project's duration,activity should be crashed first,adding to project cost.

The critical path for the network activities shown below is with duration .