Computer Science Principles MCQ Question with Answer

Computer Science Principles MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

Question No : 8
What is a database schema?

A database query

A blueprint that defines the structure and organization of a database

A database table

A database index

Question No : 9
What is the primary function of an operating system?

To manage hardware resources and provide services for software

To run applications

To create graphics

To store data

Question No : 10
What is a variable in programming?

A value that cannot be changed

A container for storing data

A type of loop

A function

Question No : 11
Which of the following is an example of a network protocol?

JPEG

HTTP

MP3

PNG

Question No : 12
What is an algorithm in computer science?

A type of data structure

A step-by-step procedure for solving a problem

A type of programming language

A hardware component

Question No : 13
Which data structure is used to store a collection of elements with no duplicates?

Array

Set

List

Dictionary

Question No : 14
What is an IP address used for in computer networking?

To identify a specific website

To identify a specific computer or device on a network

To encrypt network traffic

To block spam emails