Question 1

If a project activity experiences positive variation:

Accepted Answer

A) the following activity must be started later than anticipated. 
B) the preceding activity must be started later than anticipated. 
C) the following activity can be started earlier than anticipated. 
D) the preceding activity can be started earlier than anticipated. 
A) the following activity must be started later than anticipated. 
B) the preceding activity must be started later than anticipated. 
C) the following activity can be started earlier than anticipated. 
D) the preceding activity can be started earlier than anticipated.

Question 2

Project managers often add a(n)________ to individual workers' estimates of activity duration.

Accepted Answer

The answer of Project managers often add a(n)________ to individual...

Question 3

When choosing the most viable solution to resource conflict issues,the best option is the one that:

Accepted Answer

A) minimizes total network slack. 
B) minimizes total network schedule disruption. 
C) maximizes total network slack. 
D) maximizes activity late start times. 
A) minimizes total network slack. 
B) minimizes total network schedule disruption. 
C) maximizes total network slack. 
D) maximizes activity late start times.

Question 4

Parkinson's Law states that work expands to fill the time available.

Accepted Answer

A) True 
 B)False

Question 5

A project is represented by the activity durations (estimated at 90% likelihood of completion)and precedence requirements shown in the table.What is the length of the project buffer if this project is managed using critical chain methodology?

Accepted Answer

A) 13.5 
B) 22.5 
C) 11.25 
D) 9.0 
A) 13.5 
B) 22.5 
C) 11.25 
D) 9.0

Question 6

The Central Limit Theorem states that if a number of probability distributions are summed,the variance of the sum equals the sum of the variances of individual distributions.

Accepted Answer

A) True 
 B)False

Question 7

Create a 5-activity example and use it to explain the difference between the critical path method and critical chain project management.

Accepted Answer

Examples will vary.The critical chain is

Question 8

What is the difference between common cause and special cause variation? In what ways does the difference between the two manifest itself in project management?

Accepted Answer

Common cause variation is inherent in th

Question 9

Use the project information in the table to resolve resource conflicts,identify the critical chain and critical path,and create feeder buffers.A feeder buffer should be placed immediately before:

Accepted Answer

A) Activity B. 
B) Activity F. 
C) Activity C. 
D) Activity A. 
A) Activity B. 
B) Activity F. 
C) Activity C. 
D) Activity A.

Question 10

A worker is assigned three tasks,A,B,and C,each having a duration of 20 days.One approach to completing these tasks would be to focus on one at a time,complete it,and then move to the second,followed by the third.One multitasking approach would call for dividing each task in half and rotating from one to the other so that the first halves of A,B,and C are completed before the second halves of A,B,and C are completed (always in this order)and so on until the activities are finished.What is the difference in the average completion times for the multitasked activities?

Accepted Answer

A) There is no difference in completion times for the two approaches 
B) The multitasked activities take 15% longer. 
C) The multitasked activities take 25% longer. 
D) The multitasked activities take 40% longer. 
A) There is no difference in completion times for the two approaches 
B) The multitasked activities take 15% longer. 
C) The multitasked activities take 25% longer. 
D) The multitasked activities take 40% longer.

Question 11

Which statement about critical chain methodology is best?

Accepted Answer

A) Activity durations estimated at a 50% level of successful completion are shorter than those estimated at a 90% level of successful completion. 
B) Aggregated activity durations at a 90% level of successful completion are shorter than aggregated activity durations at a 50% level of successful completion. 
C) The total safety buffer for aggregated activity durations is smaller than the sum of safety buffers for individual activity durations at any likely level estimate. 
D) None of these statements is correct. 
A) Activity durations estimated at a 50% level of successful completion are shorter than those estimated at a 90% level of successful completion. 
B) Aggregated activity durations at a 90% level of successful completion are shorter than aggregated activity durations at a 50% level of successful completion. 
C) The total safety buffer for aggregated activity durations is smaller than the sum of safety buffers for individual activity durations at any likely level estimate. 
D) None of these statements is correct.

Question 12

In order to estimate completion of a Gaussian,or lognormal,distributed activity time with a 90% or higher degree of confidence,the time may be overestimated by as much as:

Accepted Answer

A) 20%. 
B) 80%. 
C) 160%. 
D) 200%. 
A) 20%. 
B) 80%. 
C) 160%. 
D) 200%.

Question 13

All five members of a project team add 15% to their individual serial activities as a safety margin and submit their time estimates to the project manager.The manager adds the activity length estimates together and adds 10% for his personal safety margin.Then,anticipating a cut by top management,he adds another 10% to his final project estimate.Much to his surprise,top management cuts 30% off his time estimate.How much of a cushion is now built into the project?

Accepted Answer

A) 13% 
B) 7% 
C) 5% 
D) -3% 
A) 13% 
B) 7% 
C) 5% 
D) -3%

Question 14

Critical Chain Project Management is based on the ________.

Accepted Answer

Theory of

Question 15

All five members of a project team add 20% to their individual serial activities as a safety margin and submit their time estimates to the project manager.The manager adds the activity length estimates together and adds 20% for his personal safety margin.Then,anticipating a cut by top management,he adds another 20% to his final project estimate.The executive level of the organization just completed a retreat where they read The One Minute Manager,Who Moved My Cheese,and Critical Chain.They return from their retreat both energized and much wiser in the ways of project management.They know that everyone has been routinely adding 20% and want to scale the project back to an unpadded estimate.How much should they cut?

Accepted Answer

A) 42% 
B) 60% 
C) 33% 
D) 27% 
A) 42% 
B) 60% 
C) 33% 
D) 27%

Question 16

A project is represented by the activity durations (estimated at 90% likelihood of completion)and precedence requirements shown in the table.What is the length of the feeder buffer if this project is managed using critical chain methodology?

Accepted Answer

A) 9.0 
B) 7.5 
C) 4.5 
D) 6.0 
A) 9.0 
B) 7.5 
C) 4.5 
D) 6.0

Question 17

A worker is assigned three tasks,A,B,and C,each having a duration of 20 days.One approach to completing these tasks would be to focus on one at a time,complete it,and then move to the second,followed by the third.One multitasking approach would call for dividing each task into fifths and rotating from one to the other so that the first fifths of A,B,and C are completed before the second fifths of A,B,and C are completed (always in this order)and so on until the activities are finished.What is the difference in the average completion times for the multitasked activities?

Accepted Answer

A) There is no difference in completion times for the two approaches. 
B) The multitasked activities take 15% longer. 
C) The multitasked activities take 25% longer. 
D) The multitasked activities take 40% longer. 
A) There is no difference in completion times for the two approaches. 
B) The multitasked activities take 15% longer. 
C) The multitasked activities take 25% longer. 
D) The multitasked activities take 40% longer.

Question 18

The buffers supplied to non-critical paths in critical chain project management are called:

Accepted Answer

A) slack buffers. 
B) drum buffers. 
C) rope buffers. 
D) feeder buffers. 
A) slack buffers. 
B) drum buffers. 
C) rope buffers. 
D) feeder buffers.

Question 19

Describe the Deming funnel exercise and what it demonstrates.

Accepted Answer

The Deming funnel exercise consists of a

Question 20

The first step in the TOC (Theory of Constraints)methodology is to ________.

Accepted Answer

identify t

If a project activity experiences positive variation:

Project managers often add a(n)________ to individual workers' estimates of activity duration.

When choosing the most viable solution to resource conflict issues,the best option is the one that:

Parkinson's Law states that work expands to fill the time available.

A project is represented by the activity durations (estimated at 90% likelihood of completion)and precedence requirements shown in the table.What is the length of the project buffer if this project is managed using critical chain methodology?

The Central Limit Theorem states that if a number of probability distributions are summed,the variance of the sum equals the sum of the variances of individual distributions.

Create a 5-activity example and use it to explain the difference between the critical path method and critical chain project management.

What is the difference between common cause and special cause variation? In what ways does the difference between the two manifest itself in project management?

Use the project information in the table to resolve resource conflicts,identify the critical chain and critical path,and create feeder buffers.A feeder buffer should be placed immediately before:

Which statement about critical chain methodology is best?

In order to estimate completion of a Gaussian,or lognormal,distributed activity time with a 90% or higher degree of confidence,the time may be overestimated by as much as:

Critical Chain Project Management is based on the ________.

A project is represented by the activity durations (estimated at 90% likelihood of completion)and precedence requirements shown in the table.What is the length of the feeder buffer if this project is managed using critical chain methodology?

The buffers supplied to non-critical paths in critical chain project management are called:

Describe the Deming funnel exercise and what it demonstrates.

The first step in the TOC (Theory of Constraints)methodology is to ________.

Introduction: Why Project Management

The Organizational Context: Strategy, structure, and Culture

Project Selection and Portfolio Management

Leadership and the Project Manager

Scope Management

Project Team Building, conflict, and Negotiation

Risk Management

Cost Estimation and Budgeting

Project Scheduling: Networks, duration Estimation, and Critical Path

Project Scheduling: Lagging, crashing, and Activity Networks

Resource Management

Project Evaluation and Control

Project Closeout and Termination

Filters

Exam 11: Critical Chain Project Scheduling

If a project activity experiences positive variation:

Project managers often add a(n)________ to individual workers' estimates of activity duration.

When choosing the most viable solution to resource conflict issues,the best option is the one that:

Parkinson's Law states that work expands to fill the time available.

A project is represented by the activity durations (estimated at 90% likelihood of completion)and precedence requirements shown in the table.What is the length of the project buffer if this project is managed using critical chain methodology?

The Central Limit Theorem states that if a number of probability distributions are summed,the variance of the sum equals the sum of the variances of individual distributions.

Create a 5-activity example and use it to explain the difference between the critical path method and critical chain project management.

What is the difference between common cause and special cause variation? In what ways does the difference between the two manifest itself in project management?

Use the project information in the table to resolve resource conflicts,identify the critical chain and critical path,and create feeder buffers.A feeder buffer should be placed immediately before:

Which statement about critical chain methodology is best?

In order to estimate completion of a Gaussian,or lognormal,distributed activity time with a 90% or higher degree of confidence,the time may be overestimated by as much as:

Critical Chain Project Management is based on the ________.

A project is represented by the activity durations (estimated at 90% likelihood of completion)and precedence requirements shown in the table.What is the length of the feeder buffer if this project is managed using critical chain methodology?

The buffers supplied to non-critical paths in critical chain project management are called:

Describe the Deming funnel exercise and what it demonstrates.

The first step in the TOC (Theory of Constraints)methodology is to ________.

Introduction: Why Project Management

The Organizational Context: Strategy, structure, and Culture

Project Selection and Portfolio Management

Leadership and the Project Manager

Scope Management

Project Team Building, conflict, and Negotiation

Risk Management

Cost Estimation and Budgeting

Project Scheduling: Networks, duration Estimation, and Critical Path

Project Scheduling: Lagging, crashing, and Activity Networks

Resource Management

Project Evaluation and Control

Project Closeout and Termination

Filters