8. if the project duration needs to be reduced then
a. the activity with the lost cost should be selected
b. activity which is currently undergoing should be selected
c. activity with the highest cost should be selected
d. activity on the critical path should be selected
.
9. it does not make any sense to crash if
a. if there is no critical activity left
b. project crashing cost is equal or more than saving
c. project is more than 75% compelet
d. project crashing cost can not be calculated
.
10. forecast errors can not be attributed to
a. sudden change in trend
b. past sales data
c. random variation
d. change in business environment
