The purpose of a dummy row or column in an assignment problem is to _______.

(a)

prevent a solution from becoming degenerate

(b)

balance between total activities and total resources

(c)

provide a means of representing a dummy problem

(d)

none of the above

The solution for an assignment problem is optimal if _______.

(a)

each row and each column has no assignment

(b)

each row and each column has atleast one assignment

(c)

each row and each column has atmost one assignment

(d)

each row and each column has exactly one assignment

In an assignment problem involving four workers and three jobs, total number of assignments possible are _______.

(a)

4

(b)

3

(c)

7

(d)

12

Decision theory is concerned with _______.

(a)

analysis of information that is available

(b)

decision making under certainty

(c)

selecting optimal decisions in sequential problem

(d)

All of the above

A type of decision –making environment is _______.

(a)

certainty

(b)

uncertainty

(c)

risk

(d)

all of the above