LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
M.C.A. DEGREE EXAMINATION – COMPUTER APPLICATIONS
THIRD SEMESTER – NOVEMBER 2010
CA 3800 - DATABASE MANAGEMENT CONCEPTS
Date : 29-10-10
Time : 9:00 - 12:00
Dept. No.
Max. : 100 Marks
PART – A
Answer all questions
10 X 2 = 20
1. Define DDL.
2. List the various mapping cardinality.
3. Give various set operations.
4. Define referential integrity.
5. Define optical storage.
6. Give the types of file indices.
7. What is meant by recursive partitioning?
8. Define query optimization.
9. Write the statement for terminating transaction.
10. List down the types of failure.
PART – B
Answer all questions
5 X 8 = 40
11. a) Discuss the history of database system.
Or
b) Give the major components of E-R. Implement with an example.
12. a) Illustrate various join operations with example.
Or
b) Explain the BCNF with suitable example.
13. a) Elucidate the various RAID levels.
Or
b) Describe the features of dynamic hashing.
14. a) Explain the algorithms of selection operations.
Or
b) Describe Materialization and Pipelining methods of query evaluation.
15. a) Explain the ACID properties of transaction.
Or
b) Write notes on the various buffering techniques.
1
PART – C
Answer any two questions
(Q.no 16 is compulsory)
2 X 20 =40
16. a) Describe the dynamic features of SQL.
b) With suitable diagram explain the database system structure.
17. a) Give the skeleton of the table and discuss the various DML queries with example.
b) Explain the features of B+ indexing of files.
18. a) Explain equivalence rules of query transformation. (8 marks)
b) “Deadlock of a systems can be prevented, detected and recovered” – Discuss.
(12 marks)
*********
2
*************
3