WBUT 2012 B.Sc (H) INTRODUCTION TO DBMS, COMPUTER NETWORK & NUMERICAL ANALYSIS Question Paper

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CS/B.Sc(H)/BT/GENETICS /MOL-BIO /MICRO BIO/SEM-4/CA-401/2012

2012

INTRODUCTION TO DBMS, COMPUTER

NETWORK & NUMERICAL ANALYSIS

Time Allotted : 3 Hours                                      Full Marks : 70

The figures in the margin indicate full marks.

Candidates are required to give their answers in their own words

as far as practicable.

GROUP – A

( Multiple Choice Type Questions )

1. Choose the correct answers for any ten of the following :

10 × 1 = 10

i) The topology with highest reliability is

a) Bus topology b) Star topology

c) Ring topology d) Mesh topology.

ii) TOP stands for

a) Transmission Control Protocol

b) Top Control Protocol

c) Timing Control Protocol

d) None of these.

iii) Which of the following is a database constraint ?

a) Unique b) Foreign key

c) Primary key d) All of these.

iv) Every determinant should be a candidate key is the

definition for

a) 2NF b) 1NF

c) BCNF d) 3NF.

v) A relation is in BCNF always guarantees

a) Lossless join

b) Dependency preservation

c) Both (a) and (b)

d) None of these.

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