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

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Code No: 723AQ

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R15

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MBA III Semester Examinations, December - 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

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1. What is the need for random access processing of information? Explain. [5]
2. How the data is shared between its functional units? Explain. [5]
3. Write about the overhead costs associated with databases. [5]
4. Explain the need for the data warehouse and list their uses. [5]
5. Write the significance of Data Mining Systems. [5]

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PART - B

5 × 10 Marks = 50

2. 1. Describe the evolution of database technologies.
   2. Differentiate between individual data management and organizational data management with suitable illustrations. [5+5]

   OR

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3. 1. Describe the relationship between hardware, software, data and people in a DBMS.
   2. Explain Hierarchical network model systems and their significance. [5+5]
4. 1. What is the need for database planning? Explain.

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   2. Describe the process of sharing data between functional units. [5+5]

   OR

5. 1. Discuss about database project and its creation process.
   2. Explain the Database Development Life Cycle (DDLC) in detail. [5+5]

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6. 1. Discuss about database system development project failures and its consequences.
   2. With a neat sketch, explain the 3–level database architecture and its components. [5+5]

   OR

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7. 1. Discuss about organizational conflicts in database management.
   2. What is the need for separating physical and logical data? Discuss. [5+5]
8. 1. What is a data warehouse? Write the applications of data warehouses.
   2. Write different ways of getting data into the data warehouse. [5+5]

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   OR

9. 1. What is Data Warehouse Database? Write the context of data warehouse database.
   2. Discuss about data extraction, transformation, cleaning, loading and summarization. [5+5]

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10. What is the use of neural networks in data warehouses? Explain about various nearest neighborhood approaches. [10]

    OR

11. 1. Explain about web based OLAP in detail.
    2. Describe the process of constructing data warehouse system. [5+5]

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