CS2255 Database Management Systems May June 2014 Question Paper

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Question Paper Code : 513451 ,

B,E. / B.Tech. DEGREE EXAMINATION, MAY/JUNE 2014.

Fourth Semester

Computer Science and Engineering

CS 2255/CS 46/CS 1254/080250009/10144 CS 406 - DATABASE MANAGEMENT SYSTEMS

(Common to Information Technology)

(Regulation 2008/2010)

(Common to PTCS 2255 - Database Management Systems for B.E. (Part- Tittle)

Third Semester - Computer Science and Engineering, Regulation 2009) ,

Time: Three hours
Maximum: 100 marks
Answer ALL questions.
PART A- (10 x 2 = 20 marks)
1. What are the three levels of data abstraction?
2. What .is an entity?
3. Define a super key.
4. What is a trigger?
5. Define Normalization.
6. What are functional dependencies?
7. Define deadlock.
8. What is meant by serializabihty?
9. Describe Tuning.
10. What are ordered indices?

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