Question 10

QUESTION 1 There are three steps in Project Management. They are planning, scheduling and controlling. True False QUESTION 2 Gantt Chart is a good presentation tool but not a good scheduling tool because it does not take into account the precedence relationships and inter-dependencies among activities. True False QUESTION 3 PERT and CPM are both scheduling tools. The only difference between them is that PERT assumes constant activity times while CPM assumes random activity times. True False QUESTION 4 Here is the information about the project: Activity Immediate Predecessors activity time NA 3 A B . 2 C B 1 D 1 E G C 2 F C D 3 G B 5 H F 4 Answer Q4 to Q7 based on this information. Make sure The Earliest Starting Time for Activity F is 7 before you go on. Q4. The Earliest Starting Time for Activity E is 6. O True O False QUESTION 5 The Expected Total Project Completion Time is 14. O True O False QUESTION 6 The Critical Path is A-B-C-D-F-H O True O False QUESTION 7 If the activity E is delayed by 3 days, the new total project completion time will be 15 days. O True O False QUESTION 8 Here is the information about the project: Activity Immediate Predecessors Optimistic Time Most Likely Time Pessimistic Time A N/A 2 3 4 B A 1 2 5 B 2 3 D A 2 3 E B 4 5 6 F B, C, D 2 4 6 F 2 2 6 Answer Q8 to Q10 according to this information. Use 2 decimal points in the calculation. 1 1 Q8. The mean activity time for activity F is 0.67 O True O False QUESTION 9 Make sure the Earliest Starting Time of activity F is 7.33. The mean of the Total Project Completion Time is 14 and the standard deviation i around 1.25. O True O False Which of the following statement is not true? A. The probability the project will be shorter than 8 days is almost impossible. B. The 85% confidence interval is between 12.20 and 15.80. C. The probability that the project will be longer than 12 days is more than 90%. D. If we want to be sure (90% sure) that the project will be completed by the day we promised. We should promise 14 days