Q2: A simple CPM network has three activities, A, B, and C. A is an immediate predecessor of B

and of C. B is an immediate predecessor of C. The activity durations are A = 4, B = 3, C = 8.What is the duration of the critical path.

Q3: Draw the critical path for the network activities shown below.

What is the duration of the critical path.

________.

Activity Duration ImmediatePredecessors

A 4 --

B 2 A

C 7 --

D 4 A

E 5 B,C,D

Q4: What is the mission statement of STC, Zain and Mobily Saudi Arabia. Which one you like the most. Why.