Project Management, 2e (Pinto)
Chapter 10 Project Scheduling: Lagging, Crashing, and Activity Networks
10.1 True/False
1) Finish to start lags are the same as additional activity slack.
Answer: FALSE
Diff: 2
Section: 10.1 Lags in Precedence Relationships
Skill: Factual
AACSB Tag: Reflective
2) The least common type of lag relationship occurs when a successor's finish is dependent upon
a predecessor's start.
Answer: TRUE
Diff: 2
Section: 10.1 Lags in Precedence Relationships
Skill: Factual
AACSB Tag: Reflective
3) Gantt charts cannot depict float.
Answer: FALSE
Diff: 1
Section: 10.2 Gantt Charts
Skill: Factual
AACSB Tag: Reflective
4) In order to accelerate completion of a project, the manager must crash critical path activities.
Answer: TRUE
Diff: 1
Section: 10.3 Crashing Projects
Skill: Factual
AACSB Tag: Reflective
5) The critical path may not contain a dummy activity.
Answer: FALSE
Diff: 1
Section: 10.3 Crashing Projects
Skill: Factual
AACSB Tag: Reflective
1
Copyright © 2010 Pearson Education, Inc.
, 6) Quite often the marginal gains in employee productivity decrease dramatically with the
increased use of overtime.
Answer: TRUE
Diff: 2
Section: 10.3 Crashing Projects
Skill: Factual
AACSB Tag: Reflective
7) Most project management software employs AOA diagramming
Answer: FALSE
Diff: 2
Section: 10.4 Activity-on-Arrow Networks
Skill: Factual
AACSB Tag: Reflective
8) AOA is a more useful technique than AON if the project is complex and has many significant
milestones.
Answer: TRUE
Diff: 2
Section: 10.4 Activity-on-Arrow Networks
Skill: Factual
AACSB Tag: Reflective
9) Networks are adaptable and useful for all scheduling challenges that an organization faces.
Answer: FALSE
Diff: 2
Section: 10.5 Controversies in the Use of Networks
Skill: Factual
AACSB Tag: Reflective
10) Most activity estimations using PERT methods lead to overly optimistic activity duration
estimates.
Answer: TRUE
Diff: 2
Section: 10.5 Controversies in the Use of Networks
Skill: Factual
AACSB Tag: Reflective
10.2 Fill in the Blank
1) The logical relationship between the start and finish of one activity and the start and finish of
another activity is the __________.
Answer: lag
Diff: 1
Section: 10.1 Lags in Precedence Relationships
Skill: Definition
AACSB Tag: Reflective
2
Copyright © 2010 Pearson Education, Inc.
Chapter 10 Project Scheduling: Lagging, Crashing, and Activity Networks
10.1 True/False
1) Finish to start lags are the same as additional activity slack.
Answer: FALSE
Diff: 2
Section: 10.1 Lags in Precedence Relationships
Skill: Factual
AACSB Tag: Reflective
2) The least common type of lag relationship occurs when a successor's finish is dependent upon
a predecessor's start.
Answer: TRUE
Diff: 2
Section: 10.1 Lags in Precedence Relationships
Skill: Factual
AACSB Tag: Reflective
3) Gantt charts cannot depict float.
Answer: FALSE
Diff: 1
Section: 10.2 Gantt Charts
Skill: Factual
AACSB Tag: Reflective
4) In order to accelerate completion of a project, the manager must crash critical path activities.
Answer: TRUE
Diff: 1
Section: 10.3 Crashing Projects
Skill: Factual
AACSB Tag: Reflective
5) The critical path may not contain a dummy activity.
Answer: FALSE
Diff: 1
Section: 10.3 Crashing Projects
Skill: Factual
AACSB Tag: Reflective
1
Copyright © 2010 Pearson Education, Inc.
, 6) Quite often the marginal gains in employee productivity decrease dramatically with the
increased use of overtime.
Answer: TRUE
Diff: 2
Section: 10.3 Crashing Projects
Skill: Factual
AACSB Tag: Reflective
7) Most project management software employs AOA diagramming
Answer: FALSE
Diff: 2
Section: 10.4 Activity-on-Arrow Networks
Skill: Factual
AACSB Tag: Reflective
8) AOA is a more useful technique than AON if the project is complex and has many significant
milestones.
Answer: TRUE
Diff: 2
Section: 10.4 Activity-on-Arrow Networks
Skill: Factual
AACSB Tag: Reflective
9) Networks are adaptable and useful for all scheduling challenges that an organization faces.
Answer: FALSE
Diff: 2
Section: 10.5 Controversies in the Use of Networks
Skill: Factual
AACSB Tag: Reflective
10) Most activity estimations using PERT methods lead to overly optimistic activity duration
estimates.
Answer: TRUE
Diff: 2
Section: 10.5 Controversies in the Use of Networks
Skill: Factual
AACSB Tag: Reflective
10.2 Fill in the Blank
1) The logical relationship between the start and finish of one activity and the start and finish of
another activity is the __________.
Answer: lag
Diff: 1
Section: 10.1 Lags in Precedence Relationships
Skill: Definition
AACSB Tag: Reflective
2
Copyright © 2010 Pearson Education, Inc.
