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Pune University - Sem - I : Advanced Database Concepts, April 2010

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Total No. of Questions :5] [Total No. of Pages : 4 P1059 [3733]-103 M.Sc. COMPUTER SCIENCE CS -103 : Advanced Database Concepts (ADC) (Sem. - I) Time :3Hours] [Max. Marks : 80 Instructions to the candidates: 1) All questions are compulsory. 2) Figures to the right indicate full marks. 3) Draw the neat diagrams if necessary. 4) Make necessary assumptions. Q1) Answer the following : [8 2 = 16] a) What is workload? How to measure it? b) How to achieve reliability through the distributed transaction. c) What is DBMS Benchmark? d) What is mean term selectivity & access frequency? e) Explain the role played by distributed query processor. f) What is search space and search strategy? g) Explain what is phantom. h) Differentiate between MTBF & MTTR. Q2) Answer the following (any four) : [4 4 = 16] a) Explain how inplace update and out of place updating takes place. b) What is basic purpose of conservative time stamp ordering. c) Explain with diagram the working of distributed execution monitor. d) What are the problems which arises during query processing? e) What are categories of information need to be maintained in case of a fragmentation. P.T.O.

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Additional Info : M.Sc. COMPUTER SCIENCE, CS -103 : Advanced Database Concepts (ADC) (Semister - I), Pune University
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