Operations Research - Choose the correct Answer | 12th Business Maths and Statistics : Chapter 10 : Operations Research
Chapter: 12th Business Maths and Statistics : Chapter 10 : Operations Research
Choose the correct Answer
Choose the correct Answer
1. The transportation problem is said to
be unbalanced if _________
a)
Total supply ≠Total demand
(b) Total supply = Total demand
(c) m = n
(d) m+n–1
2. In a non – degenerate solution number
of allocations is
(a)
Equal to m+n–1
(b) Equal to m+n+1
(c) Not equal to m+n–1
(d) Not equal to m+n+1
3. In a degenerate solution number of
allocations is
(a) equal to m+n–1
(b) not equal to m+n–1
(c)
less than m+n–1
(d) greather than m+n–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 –making
environment is
(a) certainty
(b) uncertainty
(c) risk
(d)
all of the above
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