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What is the correct answer?

4

What is the binary equivalent of the decimal number 25?

A. 11001

B. 11100

C. 10011

D. 11010

Correct Answer :

C. 10011


Related Questions

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4

What is an algorithm in computer science?

A. A type of data structure

B. A step-by-step procedure for solving a problem

C. A type of programming language

D. A hardware component

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4

What is a compiler in programming?

A. A program that translates high-level code into machine code

B. A program that optimizes code for performance

C. A program that creates graphics

D. A type of loop

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4

What is the purpose of an array in programming?

A. To store a single value

B. To store a collection of values of the same data type

C. To perform mathematical calculations

D. To create graphics

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4

What is the purpose of the try and except blocks in Python?

A. To define a function

B. To create graphics

C. To handle exceptions and errors

D. To write comments in code

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4

What is a DNS server responsible for in the context of the internet?

A. Storing email messages

B. Translating domain names into IP addresses

C. Managing network hardware

D. Providing web hosting services

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4

What does HTTP stand for in the context of web communication?

A. HyperText Transfer Protocol

B. HyperTransfer Text Protocol

C. HyperTransfer Transfer Protocol

D. HyperText Text Protocol

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4

What is the purpose of the else statement in programming?

A. To define a new variable

B. To handle exceptions

C. To execute code if the if condition is true

D. To execute code if the if condition is false

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4

Which programming paradigm is based on the concept of objects?

A. Functional programming

B. Procedural programming

C. Object-oriented programming

D. Declarative programming

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4

What is the purpose of the continue statement in programming?

A. To exit a loop prematurely

B. To define a function

C. To print output to the console

D. To create a loop

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4

What does the acronym SQL stand for?

A. Structured Query Language

B. Simple Query Language

C. System Query Language

D. Sequential Query Language

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4

In the context of cybersecurity, what does the term phishing refer to?

A. Catching harmful computer viruses

B. Fishing for personal information through deceptive emails or websites

C. Encrypting data for security

D. Scanning for network vulnerabilities

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4

What is an IP address used for in computer networking?

A. To identify a specific website

B. To identify a specific computer or device on a network

C. To encrypt network traffic

D. To block spam emails

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4

What is the purpose of the break statement in programming?

A. To create a loop

B. To exit a loop prematurely

C. To define a function

D. To print output to the console

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4

What does the term ASCII stand for in the context of character encoding?

A. American Standard Code for Information Interchange

B. Advanced Standard Character Set Instruction

C. Automated System for Computer Information

D. Algorithmic Symbol Coding and Interpretation

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4

What is the purpose of a subroutine in programming?

A. To define a data type

B. To create graphics

C. To store data

D. To encapsulate a sequence of code that can be called multiple times

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4

Which of the following is not a valid relational operator in programming?

A. >

B. <=

C. ==

D. %

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4

In object-oriented programming, what is encapsulation?

A. The process of converting code into an executable program

B. The process of hiding the implementation details of an object

C. The process of compiling code

D. The process of optimizing code for performance

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4

What is the maximum value that can be stored in a byte?

A. 128

B. 256

C. 64

D. 512

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4

What is the purpose of the return statement in a function in most programming languages?

A. To exit the program

B. To print a message to the console

C. To stop a loop

D. To return a value from a function

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4

What does the term algorithmic complexity refer to?

A. The speed at which a program executes

B. The size of a program's source code

C. The number of bugs in a program

D. The amount of memory used by a program

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4

Which of the following is not a valid programming construct in Python?

A. if-else statement

B. switch statement

C. while loop

D. for loop

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4

What is the primary function of an operating system?

A. To manage hardware resources and provide services for software

B. To run applications

C. To create graphics

D. To store data

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4

In the binary number system, what is the value of the leftmost digit?

A. 1

B. 0

C. 2

D. It depends on the context

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4

What is the purpose of an if-else statement in programming?

A. To create a loop

B. To define a function

C. To make decisions and execute code conditionally

D. To print output to the console

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4

What is a variable in programming?

A. A value that cannot be changed

B. A container for storing data

C. A type of loop

D. A function

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4

What is the purpose of the break statement in programming?

A. To create a loop

B. To exit a loop prematurely

C. To define a function

D. To print output to the console

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4

Which data structure uses a First-In-First-Out (FIFO) order?

A. Stack

B. Queue

C. Linked List

D. Binary Tree

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4

What is a database schema?

A. A database query

B. A blueprint that defines the structure and organization of a database

C. A database table

D. A database index

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4

Which programming language is often used for web development?

A. Python

B. Java

C. HTML

D. C++

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4

What does the term bit stand for?

A. Binary Text

B. Binary Information Transfer

C. Binary Digit

D. Byte Interval Time