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
Tables
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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