# Week 3 Homework Aib Problems

Topics: Critical path method, Network diagram Pages: 4 (556 words) Published: November 7, 2012
Problem 1

The following data were obtained from a project to create a new portable electronic.

ActivityDurationPredecessors
A5 Days---
B6 Days---
C8 Days---
D4 DaysA, B
E3 DaysC
F5 DaysD
G5 DaysE, F
H9 DaysD
I12 DaysG

Step 1: Construct a network diagram for the project.
Step 2: Answer the following questions: (15 points total)

a)What is the Scheduled Completion of the Project? (5 points)

b)What is the Critical Path of the Project? (5 points)

c)What is the ES for Activity D? (1 points)

d)What is the LS for Activity G? (1 points)

e)What is the EF for Activity B? (1 points)

f)What is the LF for Activity H? (1 points)

g)What is the float for Activity I? (1 points)

Problem 2

The following data were obtained from a project to build a pressure vessel:

ActivityDurationPredecessors
A6 weeks---
B6 weeks---
C5 weeksB
D4 weeksA, C
E5 weeksB
F7 weeksD, E, G
G4 weeksB
H8 weeksF
I5 weeksG
J3 weekI

Step 1: Construct a network diagram for the project.
Step 2: Answer the following questions: (15 points total)

a)Calculate the scheduled completion time. (5 points)

b)Identify the critical path (6 points)

c)What is the slack time (float) for activity A? (1 points)

d)What is the slack time (float) for activity D? (1 points)

e) What is the slack time (float) for activity E? (1 points)

f) What is the slack time (float) for activity G? (1 points) Problem 3

The following data were obtained from a project to design a new software package:

ActivityDurationPredecessors
A5 Days---
B8 Days---
C6 DaysA
D4 DaysC, B
E5 DaysA
F4 DaysD, E, G
G4 DaysB, C
H3 DayG

Step 1: Construct a network diagram for the project.
Step 2: Answer the following questions: (15 points total)

a)Calculate the...