Question 1

The waterfall approach is used most often for:

Accepted Answer

A)  well-defined projects. 
B)  projects whose changes tend to be minor. 
C)  projects with step-by-step progress. 
D)  engineered products with well-defined specifications and drawings. 
E)  all of the these. 
A)  well-defined projects. 
B)  projects whose changes tend to be minor. 
C)  projects with step-by-step progress. 
D)  engineered products with well-defined specifications and drawings. 
E)  all of the these.

Question 2

Identify each of the purposes of project scheduling.

Accepted Answer

Project scheduling shows the relationshi

Question 3

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 4

Two activities on different critical paths that share no common nodes are candidates for crashing on a CPM network. Activity details are in the table below. To cut one day from the project's duration, the manager should crash activity(ies) ________, adding ________ to project cost.

Accepted Answer

A)  B; $2,000 
B)  C; $2,000 
C)  C; $1,000 
D)  B & C; $3,000 
E)  B & C; $4,000 
A)  B; $2,000 
B)  C; $2,000 
C)  C; $1,000 
D)  B & C; $3,000 
E)  B & C; $4,000

Question 5

Contract requirements state that a project must be completed within 180 working days, or it will incur penalties for late completion. Analysis of the activity network reveals an estimated project time of 145 working days with a project variance of 400. What is the probability that the project will be completed before the late-payment deadline?

Accepted Answer

A)  0.04006 
B)  0.45994 
C)  0.80511 
D)  0.95994 
E)  near 1.00000, or almost certain 
A)  0.04006 
B)  0.45994 
C)  0.80511 
D)  0.95994 
E)  near 1.00000, or almost certain

Question 6

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

Accepted Answer

A) True 
 B)False

Question 7

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 earl

Question 8

Which of the following statements regarding Bechtel is NOT true?

Accepted Answer

A)  Its competitive advantage is project management. 
B)  Bechtel was the construction contractor for the Hoover Dam. 
C)  By the end of 1970s, Bechtel had moved from nuclear power construction to nuclear cleanup projects. 
D)  Bechtel handled the project management of the 1984 Los Angeles Summer Olympics. 
E)  Even though Bechtel is over 100 years old, the Kuwaiti oil fields was its first "project." 
A)  Its competitive advantage is project management. 
B)  Bechtel was the construction contractor for the Hoover Dam. 
C)  By the end of 1970s, Bechtel had moved from nuclear power construction to nuclear cleanup projects. 
D)  Bechtel handled the project management of the 1984 Los Angeles Summer Olympics. 
E)  Even though Bechtel is over 100 years old, the Kuwaiti oil fields was its first "project."

Question 9

The fundamental difference between PERT and CPM is that PERT uses the beta distribution for crashing projects while CPM uses cost estimates.

Accepted Answer

A) True 
 B)False

Question 10

The network below represents a project being analyzed by the critical path method. Activity durations are A = 5, B = 2, C = 12, D = 3, E = 5, F = 1, G = 7, H = 2, I = 10, and J = 6.
   (a) What task must be on the critical path, regardless of activity durations?
(b) What is the duration of path A-B-E-H-J?
(c) What is the critical path of this network?
(d) What is the length of the critical path?
(e) What is slack time at activity H?
(f) What is the Late Finish of activity H?
(g) If activity C was delayed by six time units, what would happen to the project duration?

Accepted Answer

(a) J; (b) 20; (c) A-B-G-I-J;

Question 11

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

The answer of A network consists of the activities in...

Question 12

Identify the responsibilities of project managers.

Accepted Answer

Project managers are directly responsibl

Question 13

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

Accepted Answer

A)  A-B-D; 10 
B)  A-B-E; 11 
C)  C-E; 14 
D)  A-D-E; 13 
E)  A-B-C-D-E; 22 
A)  A-B-D; 10 
B)  A-B-E; 11 
C)  C-E; 14 
D)  A-D-E; 13 
E)  A-B-C-D-E; 22

Question 14

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 15

The bell curve is often appropriate for determining the expected value and variance for activity completion times.

Accepted Answer

A) True 
 B)False

Question 16

Activity D on a CPM network has predecessors B and C, and has successor F. D has duration 6. B's earliest finish is 18, while C's is 20. F's late start is 26. Which of the following is definitely TRUE?

Accepted Answer

A)  B is a critical activity. 
B)  C is completed before B. 
C)  D has no slack but is not critical. 
D)  D is critical, and has a slack of two days. 
E)  F is critical, and has zero slack. 
A)  B is a critical activity. 
B)  C is completed before B. 
C)  D has no slack but is not critical. 
D)  D is critical, and has a slack of two days. 
E)  F is critical, and has zero slack.

Question 17

A project organization works best for an organization when the project resides in only one of its functional areas.

Accepted Answer

A) True 
 B)False

Question 18

Two activities on the same critical path 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; $800 
B)  One; $6,800 
C)  Two; $500 
D)  Two; $5,000 
E)  One or Two should be crashed; $1,300 
A)  One; $800 
B)  One; $6,800 
C)  Two; $500 
D)  Two; $5,000 
E)  One or Two should be crashed; $1,300

Question 19

A PERT project has 45 activities, 19 of which are on the critical path. The estimated time for the critical path is 120 days. The sum of all activity variances is 64, while the sum of variances along the critical path is 36. What is the probability that the project can be completed between days 114 and 120?

Accepted Answer

A)  0.84134 
B)  0.22663 
C)  0.34134 
D)  0.47725 
E)  0.27337 
A)  0.84134 
B)  0.22663 
C)  0.34134 
D)  0.47725 
E)  0.27337

Question 20

Which of the following statements regarding CPM networks is TRUE?

Accepted Answer

A)  There can be multiple critical paths on the same project, all with different durations. 
B)  The early finish of an activity is the latest early start of all preceding activities. 
C)  The late start of an activity is its late finish plus its duration. 
D)  If a specific project has multiple critical paths, all of them will have the same duration. 
E)  None of these are true. 
A)  There can be multiple critical paths on the same project, all with different durations. 
B)  The early finish of an activity is the latest early start of all preceding activities. 
C)  The late start of an activity is its late finish plus its duration. 
D)  If a specific project has multiple critical paths, all of them will have the same duration. 
E)  None of these are true.

The waterfall approach is used most often for:

Identify each of the purposes of project scheduling.

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)?

Two activities on different critical paths that share no common nodes are candidates for crashing on a CPM network. Activity details are in the table below. To cut one day from the project's duration, the manager should crash activity(ies) , adding to project cost.

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

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

Which of the following statements regarding Bechtel is NOT true?

The fundamental difference between PERT and CPM is that PERT uses the beta distribution for crashing projects while CPM uses cost estimates.

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?

Identify the responsibilities of project managers.

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

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

The bell curve is often appropriate for determining the expected value and variance for activity completion times.

Activity D on a CPM network has predecessors B and C, and has successor F. D has duration 6. B's earliest finish is 18, while C's is 20. F's late start is 26. Which of the following is definitely TRUE?

A project organization works best for an organization when the project resides in only one of its functional areas.

Two activities on the same critical path 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.

Which of the following statements regarding CPM networks is TRUE?

Operations and Productivity

Operations Strategy in a Global Environment

Forecasting

Design of Goods and Services

Managing Quality

Process Strategies

Location Strategies

Human Resources, Job Design, and Work Measurement

Supply Chain Management

Inventory Management

Aggregate Planning and Sop

Material Requirements Planning Mrp and Erp

Short-Term Scheduling

Lean Operations

Maintenance and Reliability

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

Learning Curves

Simulation

Applying Analytics to Big Data in Operations Management

Filters

Exam 3: Project Management

The waterfall approach is used most often for:

Identify each of the purposes of project scheduling.

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)?

Two activities on different critical paths that share no common nodes are candidates for crashing on a CPM network. Activity details are in the table below. To cut one day from the project's duration, the manager should crash activity(ies) ________, adding ________ to project cost.

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

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

Which of the following statements regarding Bechtel is NOT true?

The fundamental difference between PERT and CPM is that PERT uses the beta distribution for crashing projects while CPM uses cost estimates.

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?

Identify the responsibilities of project managers.

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

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

The bell curve is often appropriate for determining the expected value and variance for activity completion times.

Activity D on a CPM network has predecessors B and C, and has successor F. D has duration 6. B's earliest finish is 18, while C's is 20. F's late start is 26. Which of the following is definitely TRUE?

A project organization works best for an organization when the project resides in only one of its functional areas.

Two activities on the same critical path 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.

Which of the following statements regarding CPM networks is TRUE?

Operations and Productivity

Operations Strategy in a Global Environment

Forecasting

Design of Goods and Services

Managing Quality

Process Strategies

Location Strategies

Human Resources, Job Design, and Work Measurement

Supply Chain Management

Inventory Management

Aggregate Planning and Sop

Material Requirements Planning Mrp and Erp

Short-Term Scheduling

Lean Operations

Maintenance and Reliability

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

Learning Curves

Simulation

Applying Analytics to Big Data in Operations Management

Filters

Two activities on different critical paths that share no common nodes are candidates for crashing on a CPM network. Activity details are in the table below. To cut one day from the project's duration, the manager should crash activity(ies) , adding to project cost.

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

Two activities on the same critical path 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.