BCA II Sem (Y2K8) - Database Management System Question Paper 2009

II Sem B.C.A Examination, June 2009

(Y2K8 Scheme)(2008-09 & Onwards)

COMPUTER SCIENCE

BCA 205 : Database Management System

Time: 3 Hours                                                                                               Max.Marks: 80

Instructions: All Sections are compulsory.

SECTION - A

Answer any 10 questions. Each question carries 1 mark.                                                    (1x10=10)

1. Define entity and entity type.

2. What is candidate key?

3. Define data models.

4. Explain data independence.

5. Explain concurrency control.

6. What is data abstraction ?

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