11.
Operations Research was known as an ability to win a war without really going in to a _____________.

12.
Who defined Operations Research as scientific method of providing executive departments with a quantitative basis for decisions regarding the operations under their control?

13.
Operations Research has the characteristics the it is done by a team of _____________.

14.
There is a great scope for ____________ working as a team to solve problems of defence by using the Operations Research approach.

15.
Operations Research emphasizes on the overall approach to the system. This characteristics of Operations Research is often referred as.

16.
Operations Research cannot give perfect __________ to problems.

17.
Operations Research study generally involves how many phases ?

18.
__________ models involves the allocation of resources to activities in such a manner that some measure of effectiveness is optimized.

19.
Allocation problems can be solved by.

20.
In ___________ models, everything is defined and the results are certain,.

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