64.  A critical ratio scheduling
A. establishes the relative priorities among various activities on a common basis
B. determines the status of each activity
C. adjusts automatically changes in activity progress
D. none of these.

---

65.  If a is the optimistic time, b is the pessimistic time and m is most likely time of an activity, the expected time of the activity, is
A. a + m + b
B. a + 2rn + b
C. a + 4m + b
D. a + 5m +

---

66.  PERT is
A. an analytic in concept
B. limited of event oriented diagrams
C. used for research and development projects
D. all the above.

---

67.  CPM is
A. synthesising in concepts
B. is built of activities oriented programme
C. is based on time estimate
D. all the above.

---

68.  A CPM family includes
A. CPA (Critical Path Analysis)
B. CPP (Critical Path Plotted)
C.MCE (Minimum Cost Expenditure)
D. All the above.

---

69. Pick up the incorrect statement from the following :
A. The activity is the time consuming part of a project
B. The beginning and end of a job, are called events
C. The activity which consumes maximum time, is called a node
D. Logically and sequentially connected activities and events form a network

---

70.  Pick up the correct statement from the following :
A. CPM analysis is activity oriented
B. PERT analysis is event oriented
C. CPM does not make any allowance for the uncertainties in the duration of time
D. All the above.

---