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cpmPN
PN
GERT, PERT
GERT:(Graphical Evaluation & Review Technique) PERT:(Program Evaluation & Review Technique) CPM: Critical Path Method
project planning
-1
deliverable
(WBS
(Resource)
(renewable resource) (working or labor)
(non-renewable resource) (material)
(CBS)
Production planning
Pm techniques
Yes No
WBS
out source
iMARR
OBS
customer
(consultant)
(contractors)
(out sorce)
Microsoft project user friendly
Primavera
Scope
time
cost
WBS: Work Breakdown Structure
Activity or Task
1-1-1 1-1-2 1-2-1 1-2-2 1-3-1 1-3-2 1-3-3
L1
L2
L3
WBS: Work Breakdown Structure
WBS
WBS
WBS
L1
L2
L3
WBS
WSB
WBS
WBS
WBS
WBS
OBS
WBS
WBS
WBS
PBS( product Breakdown Structure)
PBS
FBS( Functional Breakdown Structure)
PBS
PBS FBS
Activity on Node (AON)
Activity on Arc (AOA)
Activity on Node (AON)
Node
- - - A C D D
A,B,C,F E
G,H,I
A B C D E F G H I J
A
J
I
H
G
F
E
D
C
B
AON Activity on Arc (AOA)
i j
Event
Activity on Arc (AOA)
i i j j
D
A E B C
Dummy Activity
D
A
B
C
E F
D A B E
F
A
B
C
A
B
C
Ciritical Path Method (CPM)
B B C
D,E A,C F,G
A B C D E F G H
1
4
2 3
5
6 7
A=7
B=4 C=8
D=6
E=9 F=12
G=15
H=5
1
4
2 3
5
6 7
7
4 8
6
9 12
15
5
I J ES EF D
4
10
12
21 21
33
27 33 38
1
4
2 3
5
6 7
7
4 8
6
9 12
15
5
I J LS LF
D
15
21
12
21 21
33
33 33 38
I J ES EF D LS LF
1
4
2 3
5
6 7
7
4 8
6
9 12
15
5
4
10
12
21 21
33
27 33 38
15
21
12
21 21
33
33 33 38
ij
TF = LS - ES TF = LF - EF
(Critical Path)
1
4 2
5
7
8 9
7
2 3
3 5
4
2
6
3
3
4
7
0 0
0
7
2
3
7
2
3 10
2
5 10
5
11 11
5 9 13
15
15
21
PN (Precedence Network)
AOA
PN
ES D EF
LS LF
1
4
2 3
5
6 7
4
10
12
21 21
33
27 33 38
15
21
12
21 21
33
33 33 38
A=7
B=4 C=8
G=15
F=12 D=6
E=9
H=5
0 0
0
7 7
A
0
4 4
B
0
10 6
D
4
12 8
C
4
27 15
G
12
21 9
E
12
33 12
F
21
38 5
H
33
0
0 0
0
0
18
7 7
11
A
0
4
4 4
0
B
0
21
10 6
15
D
4
12
12 8
4
C
4
33
27 15
18
G
12
21
21 9
12
E
12
33
33 12
21
F
21
38
38 5
33
H
33
A B
B A
B A
B A
A B n
A B n
A B n
A B n
FS=n
SF=n
SS=n
FF=n
FS
SS
A B C
A1 A2 A3
B1 B2 B3
C1 C2 C3
1SS+10
A
B
C
2SS+10
FF
1FF+5
SF
n
1SF+30
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