Given the following information about a small project,

a. Draw a network diagram.
b. Identify the critical path, earliest start and finish and slack for each task.
c. Which of these activities should the project manager track most closely?
d. What would happen if a new estimate for task D increases its expected duration from two days to six days? Would the project take longer? Would anything else change?

Task Duration Iediate Estimates Predecessors None A 2 days B 5 days 1day D 2 days E 3 days B & D F 12 days E&C