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## Chapter: 12th Business Maths and Statistics : Chapter 10 : Operations Research

Maths: Operations Research: Multiple choice questions with Answers, Solution - Book back 1 mark questions and answers with solution for Exercise Problems

1. The transportation problem is said to be unbalanced if _________

a) Total supply â‰  Total demand

(b) Total supply = Total demand

(c) m = n

(d) m+nâ€“1

2. In a non â€“ degenerate solution number of allocations is

(a) Equal to m+nâ€“1

(b) Equal to m+n+1

(c) Not equal to m+nâ€“1

(d) Not equal to m+n+1

3. In a degenerate solution number of allocations is

(a) equal to m+nâ€“1

(b) not equal to m+nâ€“1

(c) less than m+nâ€“1

(d) greather than m+nâ€“1

4. The Penalty in VAM represents difference between the first ________

(a) Two largest costs

(b) Largest and Smallest costs

(c) Smallest two costs

(d) None of these

5. Number of basic allocation in any row or column in an assignment problem can be

(a) Exactly one

(b) at least one

(c) at most one

(d) none of these

6. North-West Corner refers to ________

a) top left corner

(b) top right corner

(c) bottom right corner

(d) bottom left corner

7. Solution for transportation problem using __________method is nearer to an optimal solution.

a)NWCM

(b) LCM

(c) VAM

(d) Row Minima

8. In an assignment problem the value of decision variable xij is _________.

(a) 1

(b) 0

c) 1 or 0

(d) none of them

9. If number of sources is not equal to number of destinations, the assignment problem is called_______________

(a) balanced

(b) unsymmetric

(c) symmetric

(d) unbalanced

10. 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

11. 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

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

(a) 4

(b) 3

(c) 7

(d) 12

13. 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

14. A type of decision â€“making environment is

(a) certainty

(b) uncertainty

(c) risk

(d) all of the above Tags : Operations Research , 12th Business Maths and Statistics : Chapter 10 : Operations Research
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12th Business Maths and Statistics : Chapter 10 : Operations Research : Choose the correct Answer | Operations Research