Question 1

A key element of extreme programming is:

Accepted Answer

A) Frequent communication among programmers,but infrequent communication with the customer. 
B) Understanding the problem completely before coding begins. 
C) A hierarchical management structure. 
D) Avoidance of programming features until they are actually needed. 
A) Frequent communication among programmers,but infrequent communication with the customer. 
B) Understanding the problem completely before coding begins. 
C) A hierarchical management structure. 
D) Avoidance of programming features until they are actually needed. C

Question 2

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? $$\begin{array} { | l | l | l | l | l | l | } 
\hline \text { Activity } & \text { Predecessor } & \text { Length } & \text { Activity } & \text { Predecessor } & \text { Length } \
\hline \mathrm {  A } & - & 20 & \mathrm { D } & \mathrm { B } & 16 \
\hline \mathrm { B } & \text { A } & 20 & \mathrm { E } & \mathrm { C } & 8  \
\hline \mathrm { C } & \text { A } & 10 & \mathrm {~F} & \mathrm { D } , \mathrm { E } & 8\
\hline
\end{array}$$

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 C

Question 3

The Central Limit Theorem says that if a number of probability distributions are summed:

Accepted Answer

A) The standard deviation of the sum equals the sum of the standard deviations. 
B) The variance of the sum equals the sum of the variances. 
C) The standard deviation of the sum is greater than the sum of the standard deviations. 
D) The variance of the sum is less than the sum of the variances. 
A) The standard deviation of the sum equals the sum of the standard deviations. 
B) The variance of the sum equals the sum of the variances. 
C) The standard deviation of the sum is greater than the sum of the standard deviations. 
D) The variance of the sum is less than the sum of the variances. B

Question 4

The term capacity constraint buffer refers to a safety margin separating different tasks scheduled to use the same resource.

Accepted Answer

A) True 
 B)False

Question 5

A project consists of four activities with information as shown in the table.What is the overall variance of the project? $\begin{array}{|l|l|l|l|}
\hline&&&\text { Standard }\
 \text { Activity } & \text { Predecessor } & \text { Length } & \begin{array}{l}
\text { Deviation }
\end{array} \
\hline \text { A } & - & 10 & 2 \
\hline \text { B } & \text { A } & 12 & 1 \
\hline \text { C } & \text { B } & 16 & 2 \
\hline \text { D } & \text { C } & 14 & 3\
\hline 
\end{array}$

Accepted Answer

A) 18 
B) 8 
C) 2.82 
D) 5.56 
A) 18 
B) 8 
C) 2.82 
D) 5.56

Question 6

Effective agile project management recognizes that a project's goals should not adapted or reshaped during the development cycle.

Accepted Answer

A) True 
 B)False

Question 7

Subcontractor deliveries are difficult to schedule with the critical chain project methodology because:

Accepted Answer

A) The project manager cannot force subcontractors to use this project management approach. 
B) The feeder buffers for a subcontractor are as much as 50% shorter than for an employee or internal team. 
C) Subcontractors routinely operate according to calendar delivery dates. 
D) The corporate culture of "no blame" does not naturally extend to subcontractors. 
A) The project manager cannot force subcontractors to use this project management approach. 
B) The feeder buffers for a subcontractor are as much as 50% shorter than for an employee or internal team. 
C) Subcontractors routinely operate according to calendar delivery dates. 
D) The corporate culture of "no blame" does not naturally extend to subcontractors.

Question 8

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 for path NQT if this project is managed using critical chain methodology? $\begin{array}{|l|l|l|l|l|l|}
\hline \text { Activity } & \text { Predecessor } & \text { Length } & \text { Activity } & \text { Predecessor } & \text { Length } \
\hline \mathrm{M} & - & 8 &\mathrm{R} & -- & 12 \
\hline \mathrm{N} & - & 8 & \mathrm{~S} & \mathrm{P} & 14 \
\hline \mathrm{P} & \mathrm{M} & 12 & \mathrm{~T} & \mathrm{R}, \mathrm{Q} & 7 \
\hline \mathrm{Q} &  \mathrm{N} & 10 & \mathrm{~V} & \mathrm{~S}, \mathrm{~T} & 11\ 
\hline 
\end{array}$

Accepted Answer

A) 9.0 
B) 2.25 
C) 4.5 
D) 6.75 
A) 9.0 
B) 2.25 
C) 4.5 
D) 6.75

Question 9

A project consists of four consecutive tasks that have average duration and worst-case duration estimates (in days)as shown in the table.Use Newbold's model to determine the aggregated buffer of one standard deviation for this project. $$\begin{array} { | l | l | l | } 
\hline \text { Activity } & \text { Average } & \text { Worst-Case } \
\hline  \mathrm {  X } & 12 & 20 \
\hline  \mathrm { Y} & 20 & 25 \
\hline \mathrm {  Z} & 14 & 24 \
\hline \mathrm { W } & 18 & 26 \
\hline
\end{array}$$

Accepted Answer

A) 31 days 
B) 16 days 
C) 8 days 
D) 5 days 
A) 31 days 
B) 16 days 
C) 8 days 
D) 5 days

Question 10

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 11

Use these activity durations (that have been estimated at 90%)and precedence requirements to create two project schedules-a traditional schedule based on early start times and a critical chain schedule with buffers.
 $\begin{array}{|l|l|l|}
\hline \text { Activity } & \text { Time } & \text { Predecessor } \
\hline \mathrm{A} & 8 & \
\hline \mathrm{B} & 15 & \
\hline \mathrm{C} & 19 & \mathrm{~B} \
\hline \mathrm{D} & 12 & \mathrm{C} \
\hline \mathrm{E} & 3 & \mathrm{C} \
\hline \mathrm{F} & 16 & \mathrm{~A} \
\hline \mathrm{G} & 12 & \mathrm{~F} \
\hline \mathrm{H} & 16 & \mathrm{E} \
\hline\mathrm{R} & 7 & \mathrm{D} \
\hline \mathrm{J} & 16 & \mathrm{G}, \mathrm{H} \
\hline \mathrm{K} & 12 &\mathrm{R} \
\hline \mathrm{L} & 8 & \mathrm{J}, \mathrm{K} \
\hline
\end{array}$

Accepted Answer

The traditional case is exhibited immedi

Question 12

A project is represented by the activity durations (in days,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? Use the rule of thumb approach. $$\begin{array} { | l | l | l | l | l | l } 
\hline \text { Activity } & \text { Predecessor } & \text { Lengenth } & \text { Activity } & \text { Predecessor } & \text { Length } \
\hline \text { A } & - - & 18 &  \mathrm { E} &  \mathrm { C }, \mathrm { D} & 13 \
\hline B & - & 16 &  \mathrm { F} & \mathrm { C }& 9 \
\hline \mathrm { C } & \mathrm { A } & 22 & \mathrm {G} & \mathrm { E } , \mathrm { F } & 15 \
\hline \mathrm { D } & \mathrm { B } & 14 & & & \
\hline
\end{array}$$

Accepted Answer

A) 8.5 days 
B) 17 days 
C) 24.5 days 
D) 34 days 
A) 8.5 days 
B) 17 days 
C) 24.5 days 
D) 34 days

Question 13

A project consists of four consecutive tasks that have average duration and worst-case duration estimates (in days)as shown in the table.Use Goldratt's model to determine the aggregated buffer for this project. $$\begin{array} { | l | l | l | } 
\hline\text { Activity } & \text { Average } & \text { Worst-Case } \
\hline\mathrm { A } & 10 & 20 \
\hline\mathrm {  B }& 15 & 25 \
\hline \mathrm { C } & 20 & 30 \
\hline \mathrm { D } & 25 & 35 \
\hline 
\end{array}$$

Accepted Answer

A) 20 days 
B) 10 days 
C) 15 days 
D) 5 days 
A) 20 days 
B) 10 days 
C) 15 days 
D) 5 days

Question 14

Traditional,highly structured approaches to planning and managing projects are recognized as being less effective for ________ than Agile Project Management.

Accepted Answer

A) construction projects 
B) software development 
C) wedding planning 
D) university baccalaureate degrees 
A) construction projects 
B) software development 
C) wedding planning 
D) university baccalaureate degrees

Question 15

In Agile Project Management,the term "scrum" refers to:

Accepted Answer

A) A period of enforced chaos. 
B) A meeting. 
C) The time when code is actually being written. 
D) Disagreements between the customer and the project team. 
A) A period of enforced chaos. 
B) A meeting. 
C) The time when code is actually being written. 
D) Disagreements between the customer and the project team.

Question 16

What takes place in the Scrum process?

Accepted Answer

In Agile PM,Scrum refers to the developm

Question 17

Goldratt's solution to the variables involved in project scheduling involves the aggregation,or collectivizing,of all project risk in the form of uncertain duration estimates and completion times.Provide practical examples of how this aggregation works to the benefit of the overall project.

Accepted Answer

One example the authors cite is the insu

Question 18

Use the project information in the table to resolve resource conflicts,identify the critical chain and critical path,and create feeder buffers.The project buffer follows: $$\begin{array} { | l | l | l | l | l | l | l | l | } 
\hline \text { Activity } & \text { Predecessor } & \text { Length } & \text { Resource } & \text { Activity } & \text { Predecessor } & \text { Length } & \text { Resource } \
\hline \text { A } & - & 11 & P & D & C & 13 & P \
\hline B & \text { A } & 7 & M & E & - & 12 & \mathbf { X } \
\hline \mathbf { C } &  \mathrm {B } & 8 & \mathrm {~W} & \mathrm {~F} & \mathrm { E } & 14 & \mathrm { M } \
\hline
\end{array}$$

Accepted Answer

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

Question 19

Which of these is a drawback for Agile Project Management?

Accepted Answer

A) Final outcomes are well-defined since Agile requirements are clearly articulated at the start of the design phase. 
B) The users of the project deliverable tend to be uninformed as to project status until the delivery phase once the initial bid process has ended. 
C) The project team will be unsure the deliverable works since testing is delayed to the very end of the project. 
D) The frequent rescoping of a predictable project becomes wasted expense as it won't deliver added benefits. 
A) Final outcomes are well-defined since Agile requirements are clearly articulated at the start of the design phase. 
B) The users of the project deliverable tend to be uninformed as to project status until the delivery phase once the initial bid process has ended. 
C) The project team will be unsure the deliverable works since testing is delayed to the very end of the project. 
D) The frequent rescoping of a predictable project becomes wasted expense as it won't deliver added benefits.

Question 20

A project consists of six consecutive tasks that have average duration and worst-case duration estimates (in days)as shown in the table.Use Newbold's method to determine the aggregated two sigma buffer for this project. $$\begin{array} { | l | l | l| } 
\hline \text { Activity } & \text { Average } & \text { Worst-Case } \
\hline \text { A } & 14 & 21 \
\hline\mathrm {  B }& 20 & 28 \
\hline \mathrm { C } & 16 & 22 \
\hline \mathrm { D } & 8 & 15 \
\hline \mathrm { E } & 9 & 18 \
\hline \mathrm { F } & 11 & 18 \
\hline
\end{array}$$

Accepted Answer

A) 44 days 
B) 6 days 
C) 17 days 
D) 9 days 
A) 44 days 
B) 6 days 
C) 17 days 
D) 9 days

A key element of extreme programming is:

The Central Limit Theorem says that if a number of probability distributions are summed:

The term capacity constraint buffer refers to a safety margin separating different tasks scheduled to use the same resource.

A project consists of four activities with information as shown in the table.What is the overall variance of the project? Standard Activity Predecessor Length Deviation A - 10 2 B A 12 1 C B 16 2 D C 14 3

Effective agile project management recognizes that a project's goals should not adapted or reshaped during the development cycle.

Subcontractor deliveries are difficult to schedule with the critical chain project methodology because:

A project consists of four consecutive tasks that have average duration and worst-case duration estimates (in days)as shown in the table.Use Newbold's model to determine the aggregated buffer of one standard deviation for this project. Activity Average Worst-Case 12 20 20 25 14 24 18 26

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

Use these activity durations (that have been estimated at 90%)and precedence requirements to create two project schedules-a traditional schedule based on early start times and a critical chain schedule with buffers. Activity Time Predecessor 8 15 19 12 3 16 12 16 7 16 , 12 8 ,

A project consists of four consecutive tasks that have average duration and worst-case duration estimates (in days)as shown in the table.Use Goldratt's model to determine the aggregated buffer for this project. Activity Average Worst-Case 10 20 15 25 20 30 25 35

Traditional,highly structured approaches to planning and managing projects are recognized as being less effective for ________ than Agile Project Management.

In Agile Project Management,the term "scrum" refers to:

What takes place in the Scrum process?

Goldratt's solution to the variables involved in project scheduling involves the aggregation,or collectivizing,of all project risk in the form of uncertain duration estimates and completion times.Provide practical examples of how this aggregation works to the benefit of the overall project.

Use the project information in the table to resolve resource conflicts,identify the critical chain and critical path,and create feeder buffers.The project buffer follows: Activity Predecessor Length Resource Activity Predecessor Length Resource A - 11 P D C 13 P B A 7 M E - 12 8 14

Which of these is a drawback for Agile Project Management?

A project consists of six consecutive tasks that have average duration and worst-case duration estimates (in days)as shown in the table.Use Newbold's method to determine the aggregated two sigma buffer for this project. Activity Average Worst-Case A 14 21 20 28 16 22 8 15 9 18 11 18

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: Advanced Topics in Planning and Scheduling: Agile and Critical Chain

A key element of extreme programming is:

The Central Limit Theorem says that if a number of probability distributions are summed:

The term capacity constraint buffer refers to a safety margin separating different tasks scheduled to use the same resource.

A project consists of four activities with information as shown in the table.What is the overall variance of the project? Standard Activity Predecessor Length Deviation A - 10 2 B A 12 1 C B 16 2 D C 14 3

Effective agile project management recognizes that a project's goals should not adapted or reshaped during the development cycle.

Subcontractor deliveries are difficult to schedule with the critical chain project methodology because:

A project consists of four consecutive tasks that have average duration and worst-case duration estimates (in days)as shown in the table.Use Newbold's model to determine the aggregated buffer of one standard deviation for this project. Activity Average Worst-Case 12 20 20 25 14 24 18 26

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

Use these activity durations (that have been estimated at 90%)and precedence requirements to create two project schedules-a traditional schedule based on early start times and a critical chain schedule with buffers. Activity Time Predecessor 8 15 19 12 3 16 12 16 7 16 , 12 8 ,

A project consists of four consecutive tasks that have average duration and worst-case duration estimates (in days)as shown in the table.Use Goldratt's model to determine the aggregated buffer for this project. Activity Average Worst-Case 10 20 15 25 20 30 25 35

Traditional,highly structured approaches to planning and managing projects are recognized as being less effective for ________ than Agile Project Management.

In Agile Project Management,the term "scrum" refers to:

What takes place in the Scrum process?

Goldratt's solution to the variables involved in project scheduling involves the aggregation,or collectivizing,of all project risk in the form of uncertain duration estimates and completion times.Provide practical examples of how this aggregation works to the benefit of the overall project.

Use the project information in the table to resolve resource conflicts,identify the critical chain and critical path,and create feeder buffers.The project buffer follows: Activity Predecessor Length Resource Activity Predecessor Length Resource A - 11 P D C 13 P B A 7 M E - 12 8 14

Which of these is a drawback for Agile Project Management?

A project consists of six consecutive tasks that have average duration and worst-case duration estimates (in days)as shown in the table.Use Newbold's method to determine the aggregated two sigma buffer for this project. Activity Average Worst-Case A 14 21 20 28 16 22 8 15 9 18 11 18

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