CASE STUDY ON NETWORK ANALYSIS

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Unit No.4.
NETWORK ANALYSIS
Presented By:
Dr. V. M. Tidake
Ph. D (Financial Management), MBA(FM), MBA(HRM) BE(Chem)
Dean, EDP & Associate Professor MBA
1
Sanjivani College of Engineering, Kopargaon
Department of MBA

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302-DECISION SCIENCE
Unit No.4. Network Analysis
4.15 Case 1: Network Analysis
Presented By:
Dr. V. M. Tidake
Ph. D (Financial Management), MBA(FM), MBA(HRM) BE(Chem)
Dean EDP & Associate Professor MBA
2
Sanjivani College of Engineering, Kopargaon
Department of MBA
www.sanjivanimba.org.in

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 At the End of the Session Student will be able to
understand-
A. Case 1: Network Analysis.
Program Evaluation and Review Technique

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The following information is gathered for a project-
1. Draw the Network Diagram,
2. Determine the Critical Path and Project Duration.
3. What is effect on project duration if-
a. D is changed to 6 weeks
b. F is changed to 8 weeks
Activity A B C D E F G H I J
Preceding Activity - A A A D B,C,E D D H F,G,I
Duration (Weeks) 1 3 4 3 2 4 9 5 2 2
Network Analysis

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NETWORK ANALYSIS
a. Rewriting the Precedence Relationship as follows-
Predecessor
Activity
Activity Duration in
Weeks
- A 1
A B 3
A C 4
A D 3
D E 2
B, C, E F 4
D G 9
D H 5
H I 2
F, G, I J 2

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A C
B
D
Network Analysis

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A C
B
D
Network Analysis
F
D1
E
G
H

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A C
B
D
Network Analysis
F
D1
E G
H
J
I

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A C
B
D
Network Analysis
F
D1
E G
H
J
I

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1 A 1 C 42
B 3
D 3
Network Analysis
5
4
F 4
D1 0
E 2 G 9
H 5
3
7 J 2
6
I 2
8

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CRITICAL PATH
Path Duration
1-2-3-5-7-8 1 + 3 + 0 + 4 + 2 = 10
1-2-5-7-8 1 + 4 + 4 + 2 = 11
1-2-4-5-7-8 1 + 3 + 2 + 4 + 2 = 12
1-2-4-7-8 1 + 3 + 9 + 2 = 15
1-2-4-6-7-8 1 + 3 + 5 + 2 + 2 = 13

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If D is changed to 6 weeks
Path Duration
1-2-3-5-7-8 1 + 3 + 0 + 4 + 2 = 10
1-2-5-7-8 1 + 4 + 4 + 2 = 11
1-2-4-5-7-8 1 + 6 + 2 + 4 + 2 = 15
1-2-4-7-8 1 + 6 + 9 + 2 = 18
1-2-4-6-7-8 1 + 6 + 5 + 2 + 2 = 16

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If F is changed to 8 weeks
Path Duration
1-2-3-5-7-8 1 + 3 + 0 + 8 + 2 = 14
1-2-5-7-8 1 + 4 + 8 + 2 = 15
1-2-4-5-7-8 1 + 3 + 2 + 8 + 2 = 16
1-2-4-7-8 1 + 3 + 9 + 2 = 15
1-2-4-6-7-8 1 + 3 + 5 + 2 + 2 = 13

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EXERCISE
 Solve the Case 1 on Network Analysis.

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For More Details Contact
Dr. V M Tidake
tidkevishal@gmail.com
tidkevishalmba@sanjivani.org.in

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Thank You