General Bharathidasan University, B.Sc Degree Examination, Database System, Nov 2020. model question papers



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Posted Date: 11 Jun 2021      Posted By:: Jannane.M    Member Level: Gold  Points: 3 (₹ 2)

2020 General Other Bachelor's Degree Bharathidasan University, B.Sc Degree Examination, Database System, Nov 2020. Question paper



Course: Other Bachelor's Degree   University/board: Bharathidasan University

Are you looking for the old question papers from Bharathidasan University of Database System paper? Here is the previous year question paper from Bharathidasan University. This is the original question paper of Database System exam conducted in Nov 2020. Feel free to download the question paper from here and use it to prepare for your upcoming exams.



S.no. 15216 D

(For candidates admitted from 2010-2015 batch)

B.sc Degree Examination, Nov 2020.

Part III - Information Technology - Major

DATABASE SYSTEMS

Time : Three Hours Maximum : 75 marks

Section A - (10×2=20 marks)

Answer all questions

1. Define DBMS.

2. Name the categories of Data Model.

3. What is database scheme?

4. What is relational data model?

5. Define DDL.

6. Write a deletion request SQL?

7. What is condition box?

8. What is datalog program?

9. What is DKNF?

10. What is Denormalization?

Section B - (5×5=25 marks)

Answer all questions, choosing either (a) or (b)

11.a) Explain about database applications.

Or

b) Describe about query processor.

12.a) List why null values to be introduced in the database.

Or

b) Explain the set-difference operations explain with example.

13.a) Write down the built in domain types which a SQL standard supports.

Or

b) Explain how view is defined in a SQL.

14.a) What are the requirements needed to be fulfilled in design phase of database design process?

Or

b) Briefly explain what is a weak entity sets?

15.a) Write a comparison note for BCNF and 3NF.

Or

b) Briefly explain multivalued dependencies.

Section C - (3×10=30 marks)

Answer any Three questions

16. Explain in detail about database architecture.

17. Discuss how modifications can be done in a database with examples.

18. Write about basic structure of SQL Queries and its clauses.

19. Explain the domain relational calculus?

20. Detail explain about Data-base design process.





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