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 : 1
Which programming language is often used for data analysis and machine learning?

Java

Ruby

Python

Question No : 2
What is a loop in programming?

A bug in the code

A function that repeats a specific task

A variable that stores multiple values

A conditional statement

Question No : 3
What is the purpose of the elif statement in Python?

It is used to define a new variable.

It is used to handle exceptions.

It is used to execute code if the if condition is false.

It is used to test multiple conditions sequentially.

Question No : 4
What is a conditional operator in programming?

An operator that performs mathematical calculations

An operator that combines two values

An operator that evaluates a condition and returns one of two values based on the condition

An operator that compares two values for equality

Question No : 5
What does the acronym HTML stand for?

HyperText Markup Language

High-Level Text Language

Hyperlink Text Management Language

Home Tool Markup Language

Question No : 6
What is the purpose of the try and except blocks in Python?

To define a function

To create graphics

To handle exceptions and errors

To write comments in code

Question No : 7
What is the purpose of the if statement in programming?

To repeat a block of code

To define a function

To make decisions and execute code conditionally

To create a loop