CSC461 Advanced Database

Advanced Database TU Board 2081 question paper

12 questionsSit this paper (timed)

Tribhuvan University

Bachelor of Science in Computer Science and Information Technology

Semester 8 · TU Board 2081

Course Title: Advanced Database (CSC461)

Full Marks: 60Pass Marks: 24Time: 3 hours

Candidates are required to give their answers in their own words as far as practicable. The figures in the margin indicate full marks.

Group A

Attempt any TWO questions.(2 × 10 = 20)

  1. 1.

    Explain different object database concepts in brief. What are type constructors?

    10
  2. 2.

    Why do we need query optimization in databases? Explain heuristic query optimization with examples.

    10
  3. 3.

    Explain different distributed database architectures. What is data fragmentation?

    10

Group B

Attempt any EIGHT questions.(8 × 5 = 40)

  1. 4.

    Explain different constraints of specialization and generalization.

    5
  2. 5.

    What is hashing? How does hashing improve database efficiency?

    5
  3. 6.

    Explain ODMG object model.

    5
  4. 7.

    What are the uses of query trees in query processing? Explain.

    5
  5. 8.

    What is the CAP theorem? Explain.

    5
  6. 9.

    What is Big Data? What are its 3 V's?

    5
  7. 10.

    What are triggers? What are the uses of triggers?

    5
  8. 11.

    Why do we need spatial databases? What are common types of analysis for spatial data?

    5
  9. 12.

    Write short notes on:
    a) Map Reduce
    b) Multimedia database

    5

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