M.C.A-M.C.A 5th Sem ITE5 - Elective : DISTRIBUTED DBMS(University of Pune, Pune-2013)

M.C.A. (Management Faculty) (Semester - V) Examination, 2013

ITE5 - Elective : DISTRIBUTED DBMS

(2008 Pattern)

Time : 3 Hours                                                                                                             Max. Marks : 70

Note : 1) Q. 7 is compulsory.

2) Solve any five from remaining i.e. Q. 1 to Q. 6.

3) Draw suitable diagram when needed.

4) Whenever necessary state assumption.

5) Give suitable example if required.

1. What is DDBMS ? Explain its advantages and disadvantages.

2. Explain Top-Down design process for designing DDBMS.

3. Explain distributed object management model with suitable example.

4. Explain concurrency control for centralized database.

5. What is query optimization ? Explain in detail join ordering in fragment queries.

6. Explain generic layering scheme for distributed query processing.

7. Write short notes (any 4) :

1) Mobile database system

2) Object clustering

3) Cold restart

4) Network Topologies

5) Distributed deadlocks

6) Horizontal Fragmentation.

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