CPM/PERT EXERCISE PROBLEM 1 You have been appointed project director for the construction of a new road and bridge in Bangkok. You have been given a list of various activities that need to be completed to make the new road and bridge. The codes, predecessors, and time for each activity are listed in the table below. As project director, one of your main responsibilities is to control the project implementation to make sure that you meet the deadline. ACTIVITY PREDECESSOR TIME (months) A NONE 9 B NONE 5 A 3 D B 2 B 5 AD 12 E 6 FG 6 ADH 7 8 L-Immo 1. What is the critical path? A. BDGI B. BEHJ C. AGI D. ACFI E BDJ 2. How long does your project team have to complete the critical path (in months)? A. 14 B. 23 C. 25 D. 26 E 27" 3. How much time do workers have to relax after activity A (slack time after A in months)? C. two D. three E four A none B. one 4. How much time would workers have to take a break after activity (slack time after C in months)? A none B. one C two D. three E four 5. If a worker cannot complete activity F on time, how many months of stack time are available to continue work for activity F? A. none B. one D. three E. four C. two 6. If the worker assigned to do activity cannot finish in the planned time, how many months of slack time are available for activity B? A. none B. one C. two D. three E four 7. If everything is on time, how many months of slack time are available for activity D? A none" Bone C. two D. three E. four 8. Say one of team members working on activity H becomes sick before his completed. With one sick team member, the team may not be able to complete H on time. How many months of slack time are available for the team to continue working on H? A none Bone Ctwo D. three E. four 9. How many weeks of slack time are there at the end of I? A. none* B. one C. two D. three E four months late. 10. You and your team should work overtime if activity will be over A one B. two C. three D. four E five 11. an accident occurs, how many weeks of slack time the workers have to complete J? A. none B. one Cwo D. three E four 12. It workers complete activity G on time, then how many weeks of slack time they have left at the end of the activity to chill out? A none" B. one C. two D. three E four