Question 1

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

Question 2

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 3

In PERT analysis,the identification of the critical path can be incorrect if a noncritical activity takes substantially more than its expected time.

Accepted Answer

A) True 
 B)False

Question 4

Identify several advantages of using PERT (and CPM).

Accepted Answer

The advantages include (1)its usefulness

Question 5

Identify,in order,the six steps basic to both PERT and CPM.

Accepted Answer

1.Define the project and prepare the WBS

Question 6

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 7

The ________ has established a code of ethics especially for project managers.

Accepted Answer

Project Ma

Question 8

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 9

A project whose critical path has an estimated time of 120 days with a variance of 100 has a 20% chance that the project will be completed before which day (rounded to nearest day)?

Accepted Answer

A) 98 
B) 112 
C) 120 
D) 124 
E) 220 
A) 98 
B) 112 
C) 120 
D) 124 
E) 220

Question 10

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 11

The ES of an activity that has only one predecessor is simply the EF of that predecessor.

Accepted Answer

A) True 
 B)False

Question 12

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 13

A simple CPM network has five activities,A,B,C,D,and E.A is an immediate predecessor of C and of D.B is also an immediate predecessor of C and of D.C and D are both immediate predecessors of E.Which of the following statements is true?

Accepted Answer

A) There are two paths in this network. 
B) There are four paths in this network. 
C) There are five paths in this network. 
D) There are 25 paths in this network. 
E) There are six paths in this network. 
A) There are two paths in this network. 
B) There are four paths in this network. 
C) There are five paths in this network. 
D) There are 25 paths in this network. 
E) There are six paths in this network.

Question 14

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 15

Which of the following statements regarding Gantt charts is true?

Accepted Answer

A) Gantt charts give a timeline and precedence relationships for each activity of a project. 
B) Gantt charts use the four standard spines of Methods,Materials,Manpower,and Machinery. 
C) Gantt charts are visual devices that show the duration of activities in a project. 
D) Gantt charts are expensive. 
E) All of the above are true. 
A) Gantt charts give a timeline and precedence relationships for each activity of a project. 
B) Gantt charts use the four standard spines of Methods,Materials,Manpower,and Machinery. 
C) Gantt charts are visual devices that show the duration of activities in a project. 
D) Gantt charts are expensive. 
E) All of the above are true.

Question 16

Which of the following is NOT performed by Microsoft Project?

Accepted Answer

A) drawing the project AON network 
B) identifying the critical path 
C) providing PERT probability calculations 
D) tracking the progress of the project 
E) creating the project Gantt chart 
A) drawing the project AON network 
B) identifying the critical path 
C) providing PERT probability calculations 
D) tracking the progress of the project 
E) creating the project Gantt chart

Question 17

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 18

The network analysis method that allows activity times to vary is ________.

Accepted Answer

PERT or Pr

Question 19

Consider the network presented in the following table.Calculate
a.All possible paths
b.The critical path
c.The slack available at any non-critical points
d.The minimum project duration

Accepted Answer

@#IMG-DLM& (A)Two paths are possible,ACDE and ABE.

Question 20

Which of the following statements regarding PERT times is true?

Accepted Answer

A) The expected time is an estimate of the time an activity will require if everything goes as planned. 
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)/6. 
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 expected time is an estimate of the time an activity will require if everything goes as planned. 
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)/6. 
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.

Exam 3: Project Management

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?

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.

In PERT analysis,the identification of the critical path can be incorrect if a noncritical activity takes substantially more than its expected time.

Identify several advantages of using PERT (and CPM).

Identify,in order,the six steps basic to both PERT and CPM.

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

The ________ has established a code of ethics especially for project managers.

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?

A project whose critical path has an estimated time of 120 days with a variance of 100 has a 20% chance that the project will be completed before which day (rounded to nearest day)?

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

The ES of an activity that has only one predecessor is simply the EF of that predecessor.

Which of the following statements about Bechtel is true?

A simple CPM network has five activities,A,B,C,D,and E.A is an immediate predecessor of C and of D.B is also an immediate predecessor of C and of D.C and D are both immediate predecessors of E.Which of the following statements is true?

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

Which of the following statements regarding Gantt charts is true?

Which of the following is NOT performed by Microsoft Project?

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.

The network analysis method that allows activity times to vary is ________.

Consider the network presented in the following table.Calculate a.All possible paths b.The critical path c.The slack available at any non-critical points d.The minimum project duration

Which of the following statements regarding PERT times is true?

Operations and Productivity

Operations Strategy in a Global Environment

Forecasting

Design of Goods and Services

Managing Quality

Process Strategy

Capacity and Constraint Management

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

Jit, tps, and Lean Operations

Maintenance and Reliability

Sustainability in the Supply Chain

Statistical Process Control

Supply Chain Management Analytics

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

Learning Curves

Simulation

Filters

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