Download JNTU-Hyderabad MBA 3rd Sem R15 2019 May 723AQ Database Management Systems Question Paper

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R15

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Code No: 723AQ

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MBA III Semester Examinations, April/May-2019

DATABASE MANAGEMENT SYSTEMS

Time: 3hours

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Max.Marks:75

Note: This question paper contains two parts A and B.

Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B consists of 5 Units. Answer any one full question from each unit. Each question carries 10 marks and may have a, b, c as sub questions.

PART - A 5×5 Marks = 25

1. What type of data to be maintained by an organization? [5]

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2. What is the need for database planning? [5]
3. What are the various failures during project development? [5]
4. Explain the concept of neural networks. [5]
5. List the reasons for large financial returns in data warehousing implementations. [5]

PART - B 5 × 10 Marks = 50

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2. What are components of organizational memory? Explain. [10]
   OR
3. How is data handled in file oriented systems? Discuss the drawbacks in this system. [10]
4. Describe the database development life cycle with necessary diagrams. [10]
   OR

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5. Explain how to share data between different locations. [10]
6. What are the overhead costs incurred in maintaining a database system for an organization? Explain. [10]
   OR
7. What is logical representation of data? How is it different from physical representation? Why are they separated in a database system? [10]
8. "Data warehouse is not a product it is an architecture”. Substantiate this statement. [10]
   

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   OR
9. What is meant by Meta data? Why is it significant in data warehouse? How is it generated and managed in the data warehouse? Explain with examples. [10]
10. 1. Explain about OLAP architecture. [5+5]
    2. Discuss about nearest neighbour approaches.
    OR

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11. Describe the various stages in the construction process of a data warehouse with relevant example. [10]

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