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Operations Research Practice Test
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Avg score: 43% • Most missed: “A set of values X1, X2,…Xn which satisfies the constraints of the LPP is called …”

Operations research, often shortened to the initialism OR, is a discipline that deals with the development and application of analytical methods to improve decision-making. The term management science is occasionally used as a synonym. (Source: Wikipedia)

Examples of operation research models are: a map, activity charts balance sheets, PERT network, break-even equation, economic ordering quantity equation etc.

Operations Research Practice Test
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25 Questions

1. Key concept under which technique are network of events and activities , resource allocation, time and cost considerations, network paths and critical paths ?
2. This method of formal calculations often termed as Linear Programming was developed later in which year?
3. Operations Research study generally involves how many phases ?
4. Currently, LPP is used in solving a wide range of practical ................
5. How many methods are there to solve LPP?
6. Assignment problem helps to find a maximum weight identical in nature in a weighted ............
7. Operations Research involves ........................... attack of complex problems to arrive at the optimum solution
8. Any solution to a LPP which satisfies the non. negativity restrictions of the LPP is called its ........
9. In .......... models one set of properties is used to represent another set of properties
10. It is not easy to make any modification or improvement in
11. What can be defined as a useful idle resource which has economic value eg; raw materials, spare parts, finished items, etc?
12. ................ are called mathematical models
13. Please state which statement is true. (i) All linear programming problems may not have unique solutions (ii) The artificial variable technique is not a device that does not get the starting basic feasible solution.
14. What enables us to determine the earliest and the latest times for each of the events and activities and thereby helps in the identification of the critical path?
15. What are the main questions before a production manager?
16. State which of the two statements is correct (i) the cells in the transportation table can be classified in to occupied cells and unoccupied cells (ii) optimal solution is a feasible solution (not necessarily basic ) which maximizes the total cost
17. Which theory concerns making sound decisions under conditions of certainity, risk and uncertainty
18. An optimization model
19. LP model is based on the assumptions of .................
20. Operations Research emphasizes on the overall approach to the system. This charecteristics of Operations Research is often referred as
21. What aims at optimizing inventory levels?
22. What is being considered as one of the most versatile management tools?
23. The issue of decision models
24. Operations Research approach is typically based on the use of
25. If 5y = 30, then the line is _____________

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