Question 1

When using the beta distribution for estimating activity times,

Accepted Answer

A)  an advantage is that the mode of the distribution is always equidistant from the end points of the distribution. 
B)  the most likely time estimate can be positioned anywhere between the optimistic and pessimistic time estimates. 
C)  we assume that the standard deviation is one-third the range between the optimistic and pessimistic time estimates. 
D)  the most likely time estimate becomes the mean of the distribution. 
A)  an advantage is that the mode of the distribution is always equidistant from the end points of the distribution. 
B)  the most likely time estimate can be positioned anywhere between the optimistic and pessimistic time estimates. 
C)  we assume that the standard deviation is one-third the range between the optimistic and pessimistic time estimates. 
D)  the most likely time estimate becomes the mean of the distribution.

Question 2

What are the benefits of using CPM/PERT?

Accepted Answer

The benefits are forcing project teams t

Question 3

Table 3.12
You are responsible for managing a project with the following activities (times are given in weeks).
 $$\begin{array} { | c | c | c | } 
\hline \text { Activity } & \begin{array} { c } 
\text { Expected } \
\text { Time }
\end{array} & \begin{array} { c } 
\text { Immediate } \
\text { Predecessor } ( \mathrm { s } )
\end{array} \
\hline \mathbf { A } & 3 & \cdots - \
\text { B } & 3 & - \
\text { C } & 5 & \text { A } \
\text { D } & 4 & \text { A,B } \
\text { E } & 4 & \text { B } \
\text { F } & 4 & \text { C,D } \
\text { G } & 3 & \mathrm { D } , \mathrm { E } \
\mathrm { H } & 5 & \mathrm {~F} , \mathrm { G } \
\hline
\end{array}$$
-Using Table 3.12,which of the following activities has the largest amount of slack?

Accepted Answer

A)  Activity C 
B)  Activity D 
C)  Activity E 
D)  Activity H 
A)  Activity C 
B)  Activity D 
C)  Activity E 
D)  Activity H

Question 4

To calculate the probability of completing a project by a certain date,

Accepted Answer

A)  the expected completion time of the project is taken to be the sum of the activity times on the shortest path. 
B)  the variance of the distribution of project completion times is taken to be one-sixth the difference between the latest finish time and the earliest finish time of the last activity in the project. 
C)  we assume that the activity durations are independent of each other so that the normal distribution can be used. 
D)  we only need the parameters of the beta distribution for the finish node of the diagram. 
A)  the expected completion time of the project is taken to be the sum of the activity times on the shortest path. 
B)  the variance of the distribution of project completion times is taken to be one-sixth the difference between the latest finish time and the earliest finish time of the last activity in the project. 
C)  we assume that the activity durations are independent of each other so that the normal distribution can be used. 
D)  we only need the parameters of the beta distribution for the finish node of the diagram.

Question 5

What characteristics should project manager possess?

Accepted Answer

Project managers should be goo

Question 6

Table 3.10
You are responsible for managing a project with the following activities
(times are given in weeks).
 $$\begin{array} { | c | c | c | c | c | } 
\hline \text { Activity } & \begin{array} { c } 
\text { Optimistic } \
\text { Time }
\end{array} & \begin{array} { c } 
\text { Most Likely } \
\text { Time }
\end{array} & \begin{array} { c } 
\text { Pessimistic } \
\text { Time }
\end{array} & \begin{array} { c } 
\text { Immediate } \
\text { Predecessor(s) }
\end{array} \
\hline \text { A } & 2 & 5 & 14 & \cdots \
\text { B } & 8 & 11 & 14 & \cdots \
\text { C } & 5 & 7 & 9 & \text { A } \
\text { D } & 6 & 9 & 12 & \text { A } \
\text { E } & 1 & 3 & 5 & \text { D,B } \
\hline
\end{array}$$
-Using Table 3.10,what is the probability that the project will take 16 or more weeks to complete? You will need to refer to a standard normal table to answer the question.

Accepted Answer

A)  less than or equal to 40% 
B)  greater than 40% but less than or equal to 55% 
C)  greater than 55% but less than or equal to 70% 
D)  greater than 70% 
A)  less than or equal to 40% 
B)  greater than 40% but less than or equal to 55% 
C)  greater than 55% but less than or equal to 70% 
D)  greater than 70%

Question 7

Which one of the following best describes the critical path of a PERT/CPM network?

Accepted Answer

A)  the sequence of activities between a project's start and finish that takes the longest time to complete. 
B)  the sequence of activities between a project's start and finish that has the maximum amount of activity slack. 
C)  the set of activities that has no precedence relationships. 
D)  the sequence of activities that has the lowest normal activity cost. 
A)  the sequence of activities between a project's start and finish that takes the longest time to complete. 
B)  the sequence of activities between a project's start and finish that has the maximum amount of activity slack. 
C)  the set of activities that has no precedence relationships. 
D)  the sequence of activities that has the lowest normal activity cost.

Question 8

Risk is a measure of the probability and consequences of not reaching a defined project goal.

Accepted Answer

A) True 
 B)False

Question 9

Projects cannot have more than one critical path.

Accepted Answer

A) True 
 B)False

Question 10

Table 3.3
 $$\begin{array} { | c | c | c | } 
\hline \text { Activity } & \begin{array} { c } 
\text { Immediate } \
\text { Predecessor(s) }
\end{array} & \begin{array} { c } 
\text { Time } \
\text { (weeks) }
\end{array} \
\hline \text { A } & \cdots & 3 \
\text { B } & \cdots & 3 \
\text { C } & \cdots & 3 \
\text { D } & \text { B } & 4 \
\text { E } & \text { A,C } & 4 \
\text { F } & \text { B } & 4 \
\text { G } & & \
\text { H } & \text { E } & 5 \
\text { I } & \text { E } & 5 \
\hline
\end{array}$$
-Using Table 3.3,what is the minimum number of activities that would have to be delayed in order to cause an increase in the project's earliest completion date?

Accepted Answer

A)  1 activity 
B)  2 activities 
C)  3 activities 
D)  4 or more activities 
A)  1 activity 
B)  2 activities 
C)  3 activities 
D)  4 or more activities

Question 11

The optimistic time is the probable time required to perform the activity.

Accepted Answer

A) True 
 B)False

Question 12

Table 3.5
 $$\begin{array} { | c | c | c | } 
\hline \text { Activity } & \begin{array} { c } 
\text { Immediate } \
\text { Predecessor(s) }
\end{array} & \begin{array} { c } 
\text { Time } \
\text { (weeks) }
\end{array} \
\hline \text { A } & \cdots & 6 \
\text { B } & \cdots & 3 \
\text { C } & \text { A,B } & 2 \\
\text { D } & \text { A } & 6 \
\text { E } & \text { C } & 2 \
\text { F } & \text { D,E } & 2 \
\text { G } & \text { C } & 8 \
\hline
\end{array}$$
-Using Table 3.5,what is the critical path of this project?

Accepted Answer

A)  A-C-G 
B)  B-C-G 
C)  A-C-E-F 
D)  A-D-F 
A)  A-C-G 
B)  B-C-G 
C)  A-C-E-F 
D)  A-D-F

Question 13

Table 3.4
 $$\begin{array} { | c | c | c | } 
\hline \text { Activity } & \begin{array} { c } 
\text { Immediate } \
\text { Predecessor(s) }
\end{array} & \begin{array} { c } 
\text { Time } \
\text { (weeks) }
\end{array} \
\hline \text { A } & \cdots & 2 \
\text { B } & \cdots & 2 \
\text { C } & \cdots & 2 \\
\text { D } & \text { A } & 2 \
\text { E } & \text { B } & 2 \
\text { F } & \text { B } & 2 \\
\text { G } & \text { C } & 2 \
\text { H } & \text { E } & 2 \
\text { I } & \text { F } & 2 \\
\text { J } & \text { D } & 2 \
\text { K } & \text { I } & 2 \
\text { L } & \text { K,H } & 2 \\
\text { M } & \text { G } & 2 \
\text { N } & \text { L, J } & 2 \
\hline
\end{array}$$
-Using Table 3.4,of the following activities,which one has a slack value greater than zero weeks?

Accepted Answer

A)  Activity B 
B)  Activity C 
C)  Activity K 
D)  Activity N 
A)  Activity B 
B)  Activity C 
C)  Activity K 
D)  Activity N

Question 14

Table 3.10
You are responsible for managing a project with the following activities
(times are given in weeks).
 $$\begin{array} { | c | c | c | c | c | } 
\hline \text { Activity } & \begin{array} { c } 
\text { Optimistic } \
\text { Time }
\end{array} & \begin{array} { c } 
\text { Most Likely } \
\text { Time }
\end{array} & \begin{array} { c } 
\text { Pessimistic } \
\text { Time }
\end{array} & \begin{array} { c } 
\text { Immediate } \
\text { Predecessor(s) }
\end{array} \
\hline \text { A } & 2 & 5 & 14 & \cdots \
\text { B } & 8 & 11 & 14 & \cdots \
\text { C } & 5 & 7 & 9 & \text { A } \
\text { D } & 6 & 9 & 12 & \text { A } \
\text { E } & 1 & 3 & 5 & \text { D,B } \
\hline
\end{array}$$
-Using Table 3.10,what is the probability of completing the project in 17 weeks or less? You will need to refer to a standard normal table to answer the question.

Accepted Answer

A)  less than or equal to 40% 
B)  greater than 40% but less than or equal to 55% 
C)  greater than 55% but less than or equal to 70% 
D)  greater than 70% 
A)  less than or equal to 40% 
B)  greater than 40% but less than or equal to 55% 
C)  greater than 55% but less than or equal to 70% 
D)  greater than 70%

Question 15

Table 3.4
 $$\begin{array} { | c | c | c | } 
\hline \text { Activity } & \begin{array} { c } 
\text { Immediate } \
\text { Predecessor(s) }
\end{array} & \begin{array} { c } 
\text { Time } \
\text { (weeks) }
\end{array} \
\hline \text { A } & \cdots & 2 \
\text { B } & \cdots & 2 \
\text { C } & \cdots & 2 \\
\text { D } & \text { A } & 2 \
\text { E } & \text { B } & 2 \
\text { F } & \text { B } & 2 \\
\text { G } & \text { C } & 2 \
\text { H } & \text { E } & 2 \
\text { I } & \text { F } & 2 \\
\text { J } & \text { D } & 2 \
\text { K } & \text { I } & 2 \
\text { L } & \text { K,H } & 2 \\
\text { M } & \text { G } & 2 \
\text { N } & \text { L, J } & 2 \
\hline
\end{array}$$
-Using Table 3.4,what is the latest finish time for activity D?

Accepted Answer

A)  4 weeks 
B)  6 weeks 
C)  8 weeks 
D)  10 weeks 
A)  4 weeks 
B)  6 weeks 
C)  8 weeks 
D)  10 weeks

Question 16

Table 3.2
Time (days)
 $$\begin{array} { | c | c | c | c | c | } 
\hline \text { Activity } & \begin{array} { c } 
\text { Immediate } \
\text { Predecessor(s) }
\end{array} & \begin{array} { c } 
\text { Most } \
\text { Optimistic }
\end{array} & \begin{array} { c } 
\text { Most } \
\text { Likely }
\end{array} & \begin{array} { c } 
\text { Most } \
\text { Pessimistic }
\end{array} \
\hline \text { A } & \cdots & 2 & 4 & 6 \
\text { B } & \cdots & 1 & 4 & 7 \
\text { C } & \text { A } & 2 & 2 & 2 \
\text { D } & \text { B } & 1 & 7 & 10 \
\text { E } & \text { D } & 2 & 4 & 6 \
\text { F } & \text { E } & 1 & 2 & 3 \
\text { G } & \text { C } & 3 & 4 & 17 \
\text { H } & \text { D, G } & 3 & 7 & 11 \
\text { I } & \text { D } & 8 & 9 & 10 \
\text { J } & \text { F,H } & 4 & 5 & 6 \
\text { K } & \text { I } & 1 & 1 & 1 \
\hline
\end{array}$$
-Using Table 3.2,if the project manager wants at least a 98% probability that the project will be completed on or before the due date,what is the shortest project due date that will satisfy the manager? You will need to refer to a standard normal table to answer the question.

Accepted Answer

A)  less than or equal to 28 days 
B)  greater than 28 days but less than or equal to 30 days 
C)  greater than 30 days but less than or equal to 32 days 
D)  greater than 32 days 
A)  less than or equal to 28 days 
B)  greater than 28 days but less than or equal to 30 days 
C)  greater than 30 days but less than or equal to 32 days 
D)  greater than 32 days

Question 17

The activities along the critical path determine the completion time for the project.

Accepted Answer

A) True 
 B)False

Question 18

Table 3.12
You are responsible for managing a project with the following activities (times are given in weeks).
 $$\begin{array} { | c | c | c | } 
\hline \text { Activity } & \begin{array} { c } 
\text { Expected } \
\text { Time }
\end{array} & \begin{array} { c } 
\text { Immediate } \
\text { Predecessor } ( \mathrm { s } )
\end{array} \
\hline \mathbf { A } & 3 & \cdots - \
\text { B } & 3 & - \
\text { C } & 5 & \text { A } \
\text { D } & 4 & \text { A,B } \
\text { E } & 4 & \text { B } \
\text { F } & 4 & \text { C,D } \
\text { G } & 3 & \mathrm { D } , \mathrm { E } \
\mathrm { H } & 5 & \mathrm {~F} , \mathrm { G } \
\hline
\end{array}$$
-Using Table 3.12,what is the critical path for this network?

Accepted Answer

A)  A-C-F-H 
B)  A-D-F-H 
C)  B-D-G-H 
D)  B-E-G-H 
A)  A-C-F-H 
B)  A-D-F-H 
C)  B-D-G-H 
D)  B-E-G-H

Question 19

Free slack is the amount of time that an activity's earliest finish time can be delayed without delaying the earliest start time of any activity immediately following it.

Accepted Answer

A) True 
 B)False

Question 20

A critical path is the sequence of activities between a project's start and finish.

Accepted Answer

A) True 
 B)False

When using the beta distribution for estimating activity times,

What are the benefits of using CPM/PERT?

Table 3.12 You are responsible for managing a project with the following activities (times are given in weeks). Activity Expected Time Immediate Predecessor () 3 \@cdots- B 3 - C 5 A D 4 A,B E 4 B F 4 C,D G 3 , 5 , -Using Table 3.12,which of the following activities has the largest amount of slack?

To calculate the probability of completing a project by a certain date,

What characteristics should project manager possess?

Which one of the following best describes the critical path of a PERT/CPM network?

Risk is a measure of the probability and consequences of not reaching a defined project goal.

Projects cannot have more than one critical path.

Table 3.3 Activity Immediate Predecessor(s) Time (weeks) A \@cdots 3 B \@cdots 3 C \@cdots 3 D B 4 E A,C 4 F B 4 G H E 5 I E 5 -Using Table 3.3,what is the minimum number of activities that would have to be delayed in order to cause an increase in the project's earliest completion date?

The optimistic time is the probable time required to perform the activity.

Table 3.5 Activity Immediate Predecessor(s) Time (weeks) A \@cdots 6 B \@cdots 3 C A,B 2 D A 6 E C 2 F D,E 2 G C 8 -Using Table 3.5,what is the critical path of this project?

Table 3.4 Activity Immediate Predecessor(s) Time (weeks) A \@cdots 2 B \@cdots 2 C \@cdots 2 D A 2 E B 2 F B 2 G C 2 H E 2 I F 2 J D 2 K I 2 L K,H 2 M G 2 N L, J 2 -Using Table 3.4,of the following activities,which one has a slack value greater than zero weeks?

Table 3.4 Activity Immediate Predecessor(s) Time (weeks) A \@cdots 2 B \@cdots 2 C \@cdots 2 D A 2 E B 2 F B 2 G C 2 H E 2 I F 2 J D 2 K I 2 L K,H 2 M G 2 N L, J 2 -Using Table 3.4,what is the latest finish time for activity D?

The activities along the critical path determine the completion time for the project.

Table 3.12 You are responsible for managing a project with the following activities (times are given in weeks). Activity Expected Time Immediate Predecessor () 3 \@cdots- B 3 - C 5 A D 4 A,B E 4 B F 4 C,D G 3 , 5 , -Using Table 3.12,what is the critical path for this network?

Free slack is the amount of time that an activity's earliest finish time can be delayed without delaying the earliest start time of any activity immediately following it.

A critical path is the sequence of activities between a project's start and finish.

Creating Customer Value through Operations

Supply Chain Management

Process Configuration

Capacity

Inventory Management

Quality and Process Improvement

Lean Systems

Location and Layout

Managing Demand and Forecasting

Operations Planning and Scheduling

Resource Planning

Decision Making

Financial Analysis

Work Measurement

Learning Curve Analysis

Computer-Integrated Manufacturing

Acceptance Sampling Plans

Simulation

Special Inventory Models

Linear Programming

Waiting Lines

Filters

Exam 8: Managing Projects

When using the beta distribution for estimating activity times,

What are the benefits of using CPM/PERT?

Table 3.12 You are responsible for managing a project with the following activities (times are given in weeks). Activity Expected Time Immediate Predecessor () 3 \@cdots- B 3 - C 5 A D 4 A,B E 4 B F 4 C,D G 3 , 5 , -Using Table 3.12,which of the following activities has the largest amount of slack?

To calculate the probability of completing a project by a certain date,

What characteristics should project manager possess?

Which one of the following best describes the critical path of a PERT/CPM network?

Risk is a measure of the probability and consequences of not reaching a defined project goal.

Projects cannot have more than one critical path.

Table 3.3 Activity Immediate Predecessor(s) Time (weeks) A \@cdots 3 B \@cdots 3 C \@cdots 3 D B 4 E A,C 4 F B 4 G H E 5 I E 5 -Using Table 3.3,what is the minimum number of activities that would have to be delayed in order to cause an increase in the project's earliest completion date?

The optimistic time is the probable time required to perform the activity.

Table 3.5 Activity Immediate Predecessor(s) Time (weeks) A \@cdots 6 B \@cdots 3 C A,B 2 D A 6 E C 2 F D,E 2 G C 8 -Using Table 3.5,what is the critical path of this project?

Table 3.4 Activity Immediate Predecessor(s) Time (weeks) A \@cdots 2 B \@cdots 2 C \@cdots 2 D A 2 E B 2 F B 2 G C 2 H E 2 I F 2 J D 2 K I 2 L K,H 2 M G 2 N L, J 2 -Using Table 3.4,of the following activities,which one has a slack value greater than zero weeks?

Table 3.4 Activity Immediate Predecessor(s) Time (weeks) A \@cdots 2 B \@cdots 2 C \@cdots 2 D A 2 E B 2 F B 2 G C 2 H E 2 I F 2 J D 2 K I 2 L K,H 2 M G 2 N L, J 2 -Using Table 3.4,what is the latest finish time for activity D?

The activities along the critical path determine the completion time for the project.

Table 3.12 You are responsible for managing a project with the following activities (times are given in weeks). Activity Expected Time Immediate Predecessor () 3 \@cdots- B 3 - C 5 A D 4 A,B E 4 B F 4 C,D G 3 , 5 , -Using Table 3.12,what is the critical path for this network?

Free slack is the amount of time that an activity's earliest finish time can be delayed without delaying the earliest start time of any activity immediately following it.

A critical path is the sequence of activities between a project's start and finish.

Creating Customer Value through Operations

Supply Chain Management

Process Configuration

Capacity

Inventory Management

Quality and Process Improvement

Lean Systems

Location and Layout

Managing Demand and Forecasting

Operations Planning and Scheduling

Resource Planning

Decision Making

Financial Analysis

Work Measurement

Learning Curve Analysis

Computer-Integrated Manufacturing

Acceptance Sampling Plans

Simulation

Special Inventory Models

Linear Programming

Waiting Lines

Filters