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BARC CS 2018 Nuclear Quiz -3 ( DBMS )

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Question 1

Match the following :
List - I
(1) Determinants
(2) Candidate key
(3) Non-redundancy
(4) Functional dependency
List – II
(a) No attribute can be added
(b) Uniquely identified a row
(c) A constraint between two attribute
(d) Group of attributes on the left
hand side of arrow of function dependency.

Question 2

Specialization is __________ process.

Question 3

The maximum number of keys stored in a B-tree of order m and depth d is

Question 4

Skolmization is the process of

Question 5

Consider a “CUSTOMERS” database table having a column “CITY” filled with all the names of Indian cities (in capital letters). The SQL statement that finds all cities that have “GAR” somewhere in its name, is:

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GATE & PSU CS Databases

Mar 30GATE & PSU CS