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MBA593 MSP18

M.B.A. DEGREE EXAMINATION

JUNE 2008.(AY 20052006 onwards)

OPERATIONS RESEARCH

Time : 3 hours Maximum marks : 75

Answer for 5 marks questions should

not exceed 2 pages.

Answer for 10/15 marks questions should

not exceed 5 pages.

PART A (3 5 = 15 marks)

Answer any THREE questions.

1. What are the assumptions of Linearprogramming?

2. What is degeneracy in transportation problem?3. List out the characteristics of queuing system.4. Explain free float and free slack.5. What is saddle point?

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PART B (4 15 = 60 marks)

Answer any FOUR questions.

6. Solve the following LPP graphically :Minimize 2 1 80100 XXZ +=

subject to

0,

1628

50105

21

21

21

+

+

XX

XX

XX

7. Find the initial solution for the followingtransportation problem using North West Corner Rule,Least Cost Method and Vogels Approximation Method.

ToX Y Z W Supply

1 15 51 42 33 23

From 2 80 42 26 81 44

3 90 40 66 60 33

Demand 23 31 16 30 100

8. Solve the game :Player B

4 1Player A

3 4

MBA5932

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9. Explain the rules for constructing a network.10. What is decision tree? Explain its applications.11. Solve the assignment problem.

JobsI II III IV

1 10 22 30 15

2 16 24 28 12

Contractor3 12 20 32 10

4 9 26 34 16

12. Explain about Monte Carlo Simulation.

MBA5933

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MBA594 MSP19

M.B.A. DEGREE EXAMINATION

JUNE 2008.(AY 20052006 onwards)

RESEARCH METHODOLOGY

Time : 3 hours Maximum marks : 75

Answer for 5 marks questions shouldnot exceed 2 pages.

Answer for 10/15 marks questions shouldnot exceed 5 pages.

PART A (3 5 = 15 marks)

Answer any THREE questions.

All questions carry equal marks.

1. How observation method of data collection shouldbe used?

2. Define cluster sampling and describe its features.3. What are different types of questions used in aquestionnaire?

4. What are the types of correlation and their uses?5. What is a bibliography? What is its purpose?

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MBA5942

PART B (4 15 = 60 marks)

Answer any FOUR questions.

All questions carry equal marks.

6. Search for facts should be made by scientificmethod rather than by arbitrary method Substantiate.

7. Expedite the role of hypothesis in social scienceresearches.

8. Select a research problem and prepare a researchdesign for the same.

9. Critically evaluate different types of projectivetechniques used in data collection.

10. Differentiate between nominal, ordinal, intervaland rational scales.

11. What is ANOVA? Explain the usefulness ofANOVA.

12. Elaborate the significance and relevance of usingcharts and diagrams in a research report.