CS/B.TECH(IT)/SEM-6/IT-604/2012
2012
DATABASE MANAGEMENT SYSTEM
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 Question)
1. Choose the correct alternatives for the following: 10 x 1 = 10
i) A table can have only one
a) Primary key b) Candidate key
c) Super key d) all of these.
ii) What is the smallest unit of data in a relational model?
a) Data type b) Field
c) Data value d) None of these.
iii) 2 NF is always in
a) INF b) BCNF
c) MUD d) None of these.