PERT and CPM are__________________?

PERT and CPM are__________________?

A. techniques to determine project status
B. decision making techniques
C. charts which increase aesthetic appearance of rooms
D. aids to determine cost implications of project
E. aids to the decision maker

In queuing theory, the nature of the waiting situation can be studied and analysed mathematically if_________________?

In queuing theory, the nature of the waiting situation can be studied and analysed mathematically if_________________?

A. complete details’of items in, waiting line are known
B. arrival and waiting times are known and can be grouped to form a waiting line model
C. all variables and constants are known and form a linear equation
D. the laws governing arrivals, service times, and the order in which the arriving units are taken into source are known
E. all of the above

The reasons which are basically responsible for the formation of a queue should be that ___________________?

The reasons which are basically responsible for the formation of a queue should be that ___________________?

A. the average service rate Hess than the average arrival rate
B. output rate is linearly proportional to input
C. output rate is constant and the input varies in a random manner
D. all of the above
E. none of the above