Question 1

Your answer should based on the following table below:

Activity	Duration Estimate (Week)	Immediate Predecessor	Responsible Person
A	4	-	AK
B	2	-	AK
C	3	A	DJ
D	5	A	DJ
E	8	B	DF
F	8	C	DIN
G	6	D,E	AYU
H	9	F	AMY
I	10	G	SONIA
J	4	H,I	MAN

1. Draw a network diagram, calculate the Earliest Start (ES), Earliest Finish (EF), or Latest Start (LS), Latest Finish (LF) times for each activity using the AIB (Activity In The Box) format.

2. Analyse and show which activity (s):

1. Has positive slack time
2. Has negative slack time
3. Identify the critical paths. Calculate the total project duration

Question 2

Your answer should based on the following table below:

Activity	Duration Estimate (Days)	Immediate Predecessor	Responsible Person
A	15	-	John
B	24	A	Aleeya
C	33	A	Aleeya
D	20	B,C	Ben
E	10	D	Lily
F	10	E	Cynthia
G	28	F	Jefry
H	22	F	Jefry
I	15	G,H	Rizqi

1. Draw the network diagram, show and calculate either the Earliest Start (ES) or Earliest Finish (EF) or Latest Start (LS) or Latest Finish (LF) times for each activity using the Activity In The Box (AIB) format.

2. Identify the critical path and the number of days needed to complete the project