Question 1

A project is represented by the following diagram:   The expected duration of this project is:

Accepted Answer

A)  12. 
B)  17. 
C)  20. 
D)  36. 
E) 77. 
A)  12. 
B)  17. 
C)  20. 
D)  36. 
E) 77.

Question 2

Consider the following work breakdown structure: $$\begin{array} { l c c c c } 
\text { Activity } & \text { Precedes } & \begin{array} { c } 
\text { Normal } \
\text { Time (wks) }
\end{array} & \begin{array} { c } 
\text { Crashing } \
\text { Cost } \left( 1 ^ { \text {st } } \right. \text { week) }
\end{array} & \left( 2 ^ { \text {nd } } \right. \text { week) } \
\hline\text { Start } & \text { A, B } & - & - & - \
\text { A } & \text { C, D } & 6 & 8 & - \
\text { B } & \text { G } & 4 & 5 & 6 \
\text { C } & \text { E } & 4 & - & - \
\text { D } & \text { F } & 5 & 6 & 6 \
\text { E } & \text { H } & 6 & 8 & 8 \
\text { F } & \text { H } & 6 & 7 & 10 \
\text { G } & \text { I } & 8 & 3 & 5 \
\text { H } & \text { End } & 5 & 12 & 15 \
\text { I } & \text { End } & 6 & 5 & -
\end{array}$$ What is the total cost of reducing the project to 18 weeks?

Accepted Answer

Total cost

Question 3

Activity J has a duration of 7 and an earliest finish time of 21. If J's latest start time is 16, this must mean that J's slack is:

Accepted Answer

A)  7. 
B)  4. 
C)  3. 
D)  2. 
E) 1. 
A)  7. 
B)  4. 
C)  3. 
D)  2. 
E) 1.

Question 4

Which of the following is not an element of the project management triangle?

Accepted Answer

A)  cost 
B)  schedule 
C)  resources 
D)  quality 
E)  performance objectives 
A)  cost 
B)  schedule 
C)  resources 
D)  quality 
E)  performance objectives

Question 5

The main function of dummy activities is to clarify relationships in network diagrams.

Accepted Answer

A) True 
 B)False

Question 6

In a project network, the critical path is the sequence of activities which has the:

Accepted Answer

A)  most activities. 
B)  most nodes. 
C)  most events. 
D)  longest duration. 
E)  greatest variance. 
A)  most activities. 
B)  most nodes. 
C)  most events. 
D)  longest duration. 
E)  greatest variance.

Question 7

Project management differs from management of more traditional activities mainly because of:
(I) its limited time frame.
(II) its unique, defined set of activities.
(III) the requirement for use of the appropriate resources.
(IV) the need for planning and execution.

Accepted Answer

A)  I 
B)  II 
C)  I and II 
D)  I and III 
E)  I, II, and IV 
A)  I 
B)  II 
C)  I and II 
D)  I and III 
E)  I, II, and IV

Question 8

A project consists of nine major activities, as shown below. There are three separate paths in the network: a-c-f, b-d-g, and e-h-i.
(A) What is expected project duration time?
(B) Determine the probability that the project will take more than 35 weeks to complete. (All times are in weeks.)
 $$\begin{array} { l l l } 
\text { Activity } & \text { Exp. Duration } & \text { Std.Dev. } \
\hline \text { a } & 7 & 1 \
\text { b } & 10 & 1 \
\text { c } & 9 & 2 \
\text { d } & 11 & 2 \
\text { e } & 16 & 2 \
\text { f } & 14 & 2 \
\text { g } & 10 & 2 \
\text { h } & 8 & 1 \
\text { I } & 8 & 2
\end{array}$$

Accepted Answer

(A) Expected duration = 32 wee

Question 9

Some organizations use a matrix organization to integrate the activities of specialists within a functional framework.

Accepted Answer

A) True 
 B)False

Question 10

Consider the following work breakdown structure: $$\begin{array}{l}

\begin{array} { l c c c c } 
&&&\text { Time Estimates (days) }\
\text { Activity } & \text { Precedes } & \text { Optimistic } & \text { Most Likely } & \text { Pessimistic } \
\hline \text { Start } & \text { A, B } & - & - & - \
\text { A } & \text { C, D } & 44 & 50 & 56 \
\text { B } & \text { D } & 45 & 60 & 75 \
\text { C } & \text { E } & 42 & 45 & 48 \
\text { D } & \text { F } & 31 & 40 & 49 \
\text { E } & \text { F } & 27 & 36 & 39 \
\text { F } & \text { End } & 58 & 70 & 82
\end{array}
\end{array}$$ What is the estimated expected (mean) time for activity E?

Accepted Answer

A)  35 days 
B)  36 days 
C)  39 days 
D)  40 days 
E)  45 days 
A)  35 days 
B)  36 days 
C)  39 days 
D)  40 days 
E)  45 days

Question 11

Once a project is underway, the project manager usually is not responsible for effectively managing:

Accepted Answer

A)  the people. 
B)  costs. 
C)  resources. 
D)  time. 
E)  project priority. 
A)  the people. 
B)  costs. 
C)  resources. 
D)  time. 
E)  project priority.

Question 12

Deterministic networks use three time estimates-shortest, most likely, and longest-for each activity in order to best determine the activity's estimated time.

Accepted Answer

A) True 
 B)False

Question 13

Consider the following work breakdown structure: $\begin{array}{cccccc}
&\text { Start }&\text { Finish }&&\text { Duration (Days) } \
\text { Activity } & \text { Node } & \text { Node } & \text { Optimistic } & \text { Most Likely } & \text { Pessimistic } \
\hline  \text { A } & 1 & 2 & 41 & 50 & 59 \
\text { B } & 1 & 3 & 54 & 60 & 66 \
\text { C } & 2 & 4 & 58 & 70 & 82 \
\text { D } & 3 & 4 & 32 & 41 & 44
\end{array}$ What is the estimated expected (mean) time for project completion?

Accepted Answer

A)  41 days 
B)  70 days 
C)  100 days 
D)  120 days 
E)  221 days 
A)  41 days 
B)  70 days 
C)  100 days 
D)  120 days 
E)  221 days

Question 14

Consider the following work breakdown structure: $\begin{array}{r}
{\text { Time Estimates (wks) }} \
\begin{array}{lccccc}
& \text { Start } & \text { Finish } \
\text { Activity } & \text { Node } \quad\quad& \text { Node } \quad\quad& \mathrm{t}_{0} \quad\quad& \mathrm{t}_{\mathrm{m}} \quad& \mathrm{t}_{\mathrm{p}} \quad\
\hline \text { A } & 1 & 2 & 11 & 20 & 29 \
\text { B } & 2 & 3 & 2 & 5 & 8 \
\text { C } & 2 & 4 & 18 & 30 & 42 \
\text { D } & 3 & 4 & 7 & 10 & 13 \
\text { E } & 1 & 4 & 31 & 40 & 43
\end{array}\end{array}$ What is the estimated slack time for activity E?

Accepted Answer

A)  0 weeks 
B)  3 weeks 
C)  9 weeks 
D)  11 weeks 
E)  12 weeks 
A)  0 weeks 
B)  3 weeks 
C)  9 weeks 
D)  11 weeks 
E)  12 weeks

Question 15

In the probabilistic approach to project network analysis, the time estimate annotated tm for any activity is the:

Accepted Answer

A)  mean time. 
B)  median time. 
C)  most likely time. 
D)  mode time. 
E)  marginal time. 
A)  mean time. 
B)  median time. 
C)  most likely time. 
D)  mode time. 
E)  marginal time.

Question 16

Which of the following is not typically treated as part of a project life cycle?

Accepted Answer

A)  feasibility analysis 
B)  planning 
C)  maturity 
D)  incubation 
E)  alternative generation 
A)  feasibility analysis 
B)  planning 
C)  maturity 
D)  incubation 
E)  alternative generation

Question 17

The probability that the project will go beyond the desired time is equal to one minus the joint probability that all paths will be completed within the desired time.

Accepted Answer

A) True 
 B)False

Exam 17: Project Management

A project is represented by the following diagram: The expected duration of this project is:

Consider the following work breakdown structure: Activity Precedes Normal Time (wks) Crashing Cost week) week) Start A, B - - - A C, D 6 8 - B G 4 5 6 C E 4 - - D F 5 6 6 E H 6 8 8 F H 6 7 10 G I 8 3 5 H End 5 12 15 I End 6 5 - What is the total cost of reducing the project to 18 weeks?

Activity J has a duration of 7 and an earliest finish time of 21. If J's latest start time is 16, this must mean that J's slack is:

Which of the following is not an element of the project management triangle?

The main function of dummy activities is to clarify relationships in network diagrams.

In a project network, the critical path is the sequence of activities which has the:

Project management differs from management of more traditional activities mainly because of: (I) its limited time frame. (II) its unique, defined set of activities. (III) the requirement for use of the appropriate resources. (IV) the need for planning and execution.

Some organizations use a matrix organization to integrate the activities of specialists within a functional framework.

Consider the following work breakdown structure: Time Estimates (days) Activity Precedes Optimistic Most Likely Pessimistic Start A, B - - - A C, D 44 50 56 B D 45 60 75 C E 42 45 48 D F 31 40 49 E F 27 36 39 F End 58 70 82 What is the estimated expected (mean) time for activity E?

Once a project is underway, the project manager usually is not responsible for effectively managing:

Deterministic networks use three time estimates-shortest, most likely, and longest-for each activity in order to best determine the activity's estimated time.

Consider the following work breakdown structure: Start Finish Duration (Days) Activity Node Node Optimistic Most Likely Pessimistic A 1 2 41 50 59 B 1 3 54 60 66 C 2 4 58 70 82 D 3 4 32 41 44 What is the estimated expected (mean) time for project completion?

Consider the following work breakdown structure: Time Estimates (wks) Start Finish Activity Node Node A 1 2 11 20 29 B 2 3 2 5 8 C 2 4 18 30 42 D 3 4 7 10 13 E 1 4 31 40 43 What is the estimated slack time for activity E?

In the probabilistic approach to project network analysis, the time estimate annotated tm for any activity is the:

Which of the following is not typically treated as part of a project life cycle?

The probability that the project will go beyond the desired time is equal to one minus the joint probability that all paths will be completed within the desired time.

Introduction to Operations Management

Competitiveness, Strategy, and Productivity

Forecasting

Product and Service Design

Extension: Reliability

Strategic Capacity Planning for Products and Services

Extension: Decision Theory

Process Selection and Facility Layout

Work Design and Measurement

Extension: Learning Curves

Location Planning and Analysis

Extension: The Transportation Model

Management of Quality

Quality Control

Extension: Acceptance Sampling

Aggregate Planning and Master Scheduling

MRP and ERP

Inventory Management

Jit and Lean Operations

Extension: Maintenance

Supply Chain Management

Scheduling

Management of Waiting Lines

Linear Programming

Filters

In the probabilistic approach to project network analysis, the time estimate annotated t_m for any activity is the: