Download JNTU-Hyderabad MBA 3rd Sem R15 2018 July 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, June/July-2018

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

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1. What is DBMS? Explain limitations of traditional systems. [5]
2. Explain about sharing data between different levels of users. [5]
3. Describe three-level database architecture. [5]
4. What is a data warehouse? Explain in detail. [5]
5. Explain the concept of neural networks. [5]

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PART - B 5×10 Marks = 50

1. Describe the information system cycle and discuss various types of information systems. [10]

   OR

2. Explain in detail about database system components. [10]
3. Discuss in detail about the role of database systems in the organizations. [10]

   OR

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4. Why is data shared between different functional units? Explain with lucid examples. What is the role of database in this situation? [10]
5. What are organizational conflicts? Explain. [10]

   OR

6. Discuss about separating physical and logical data representation. [10]

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7. Explain the following:
   a) Database structures b) Human meta data [10]

   OR

8. Explain the following:
   a) Context of data warehouse database
   

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   b) Computer-based Meta Data for the computer to use [10]
9. What is data mining? Why is it associated with data warehouse? How the results of decision trees are in an organization? [10]

   OR

10. a) What are general OLAP product characteristics? Explain.
    b) Explain about overcoming resistance to the data warehouse. [10]

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