Computer Science Gate Question Papers with Answers pdf - 1

Question: 1

In a relational model, relations are termed as

(A) Rows

(B) Tables

(C) Attributes

(D) Tuples

Ans: B


Question: 2

Which of the following is a procedural language?

(A) Relational algebra

(B) Query language

(C) Tuple relational calculus

(D) Domain relational calculus

Ans: A

Relational algebra

Question: 3

A database management system

(A) Allows simultaneous access to multiple files

(B) Can do more than a record management system

(C) Is a collection of programs for managing data into a single file

(D) Both a and b

Ans: D

Both a and b

Question: 4

Which of the following types of tables constraints will prevent the entry of duplicate rows?

(A) Primary keys

(B) Foreign keys

(C) Unique keys

(D) Candidate keys

Ans: A

Primary keys

Question: 5

Which of the following is/are the primary features of a DBMS?

(A) To provide an environment that is congenial to user

(B) To store the information

(C) To retrieve information

(D) All of the above

Ans: D

All of the above

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