CS9221 DATABASE TECHNOLOGY QUESTION PAPERS

Reg. No. :

Question Paper Code: 97730

M.E. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2010

Second Semester

Computer Science and Engineering

CS 9221 — DATABASE TECHNOLOGY

(Common to M.E. Computer and Communication)

(Regulation 2009)

Time : Three hours                                                                             Maximum : 100 Marks

Answer ALL questions

PART A — (10×2 = 20 Marks)

1. What is query processing?

2. Define concurrency control.

3. What is persistence?

4. Give two features of object oriented databases.

5. What is Data warehousing?

6. List any two features of web databases.

7. What is Normalization?

8. Define Integrity.

9. What are Deductive Databases?

10. Mention two features of parallel Databases.

PART B — (5 ×16 = 80 Marks)

11. (a) Compare Distributed databases and conventional databases.

Or

(b) Discuss in detail the architecture of distributed databases.

12. (a) Explain the multi–version locks and recovery in query languages.

Or

(b) Describe modeling and design approaches for object oriented databases.

13.(a) Explain the features of Data warehousing and data mining.

Or

(b) Discuss client/server model and mobile databases.

14.(a) Give the features of Temporal and spatial databases.

Or

(b) (i) Explain E–R model with an example. (8)

(ii) Discuss the optimization and research issues. (8)

15. (a) Discuss multimedia databases in detail.

Or

(b) Explain the features of active and deductive databases in detail 

Reg. No. :

M.E. DEGREE EXAMINATION, JUNE 2010

Second Semester

Computer Science and Engineering

CS9221 — DATABASE TECHNOLOGY

(Common to M.E. Computer and Communication)

(Regulation 2009)

Time : Three hours                                                                             Maximum : 100 Marks

Answer ALL Questions

PART A — (10×2 = 20 Marks)

1. What is Fragmentation?

2. What is Concurrency Control?

3. What is Persistence?

4. What is Transaction Processing?

5. What is Client/Server Model?

6. What is the difference between data warehousing and data mining?

7. Why do we need Normalization?

8. What is Integrity?

9. Give two features of Multimedia Databases.

10. What are Deductive Databases?

PART B — (5 × 16 = 80 Marks)

11. (a) Explain the architecture of Distributed Databases.

Or

(b) Write notes on the following:

(i) Query processing. (8)

(ii) Transaction processing. (8)

12. (a) Discuss the Modelling and design approaches for Object Oriented Databases.

Or

(b) Explain the Multi-Version Locks and Recovery in Query Languages.

13. (a) Discuss in detail Data Warehousing and Data Mining.

Or

(b) Discuss the features of Web Databases and Mobile Databases.

14. (a) With an example, explain E-R Model in detail.

Or

(b) Explain the features of Temporal and Spatial-Databases in detail.

15. (a) Explain the features of Parallel Databases and Text Databases in detail.

Or

(b) Discuss the Rules, Knowledge Bases and Image Databases.