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DBMS Previous Year Question Paper

This document is an examination paper for the B. Tech Electronics and Computer Engineering program, specifically for the Database Management Systems with SQL course. It outlines the structure of the exam, including the requirement to attempt five questions from various sections, with specific topics such as normalization, entity relationship diagrams, and data warehousing. The paper includes a variety of questions designed to assess knowledge in database concepts and operations.

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1K views3 pages

DBMS Previous Year Question Paper

This document is an examination paper for the B. Tech Electronics and Computer Engineering program, specifically for the Database Management Systems with SQL course. It outlines the structure of the exam, including the requirement to attempt five questions from various sections, with specific topics such as normalization, entity relationship diagrams, and data warehousing. The paper includes a variety of questions designed to assess knowledge in database concepts and operations.

Uploaded by

irshadhasan583
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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(T(J-24) RollNo.

PAPER ID-16015

B. Tech, EXAMINATION, 2024


(Third Semester)
ELECTRONICS AND COMPUTER
ENGINEERING
Database Management Systems with SQL

Time:3 Hours Maximum Marks :70

Before answering the question-paper candidates


should ensure that they have beeni supplied to correct
andcomplete question-paper. No complaint, in this
regard, will be entertained after the examination.

Note : Attempt Five questions in all, selecting one


question from each Section, 0. No, 1is
compulsory.
7x2-14
1. Write the following :
(a) Data Abstraction.

(2324-07124) T-16015 P.T.O.


(b) What is weak entity ? (b) Tell the highest normal form of the
(c) Define Primary and Foreign Key relation (R,N,D,A,C) for the following
sets of FD. 7
(d) Explain atomicity of a transaction.
D ’ A
(e) What is database and DBMS ?
A ’ E
() Data mining
N’R
(g) State the need of query optimization.
C ’ N
Section A
R ’ N

2. What do you understand by Entity Relationship 5. Discuss the operations of relational algebra
diagram ? Draw an E-R diagram for a student and the purpose of each. 14
management system. 14
Section C
3. (a) List the significant differences between
DBMS and file system. 6. What do you mean by Serializability ? How
(b) Explain various data languages. you will check conflict serializability. Explain
with suitable example. 14

Section B 14
7. Describe the following :
4. (a) What do you mean by normalization ? (a) Hashing
Explain in detail 1NE, 2NE, 3NF. (b) Index Sequential File

(2-J24-07/25s) T-16015 3 P.T.0.


T-16015
Section D

8. What do you understand by Distributed Data


Processing ? Also explain data warehousing.
14

9. What do you mean by Authentication ? Explain


different ways of Authorization and access
control. 14

T-16015 4 870

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