computer MCQs chapter#1 Fundamentals

 

                                      Computer MCQs chapter#1 Fundamentals

Certainly! Here are 20 multiple-choice questions (MCQs) on the fundamentals of computers, along with their answers:

1:What is the basic unit of digital information in a computer?

A) Byte

B) Bit

C) Megabyte

D) Gigabyte

Answer: B) Bit

2:Which component of a computer is responsible for executing instructions?

A) CPU (Central Processing Unit)

B) RAM (Random Access Memory)

C) Hard Drive

D) Monitor

Answer: A) CPU

3:What does CPU stand for?

A) Central Program Unit

B) Central Processing Unit

C) Computer Peripheral Unit

D) Central Power Unit

Answer: B) Central Processing Unit

4:Which type of memory is volatile and loses its data when the computer is powered off?

A) ROM (Read-Only Memory)

B) RAM (Random Access Memory)

C) Cache Memory

D) Flash Memory

Answer: B) RAM

5:What is the binary equivalent of the decimal number 10?

A) 1010

B) 1100

C) 1001

D) 1110

Answer: A) 1010

6:Which input device is used to move the cursor on the computer screen?

A) Keyboard

B) Mouse

C) Monitor

D) Printer

Answer: B) Mouse

7:What is the primary purpose of an operating system?

A) To run applications

B) To manage hardware resources

C) To create documents

D) To connect to the internet

Answer: B) To manage hardware resources

8:Which programming language is often used for web development and is known for its versatility?

A) Java

B) Python

C) JavaScript

D) C++

Answer: C) JavaScript

9:What does HTML stand for in the context of web development?

A) Hyperlink Text Markup Language

B) Hypertext Transfer Protocol Language

C) Hyperlink and Text Markup Language

D) Hypertext Markup Language

Answer: D) Hypertext Markup Language

10:Which computer port is commonly used to connect external hard drives and other peripherals?

A) USB (Universal Serial Bus)

B) HDMI (High-Definition Multimedia Interface)

C) VGA (Video Graphics Array)

D) Ethernet

Answer: A) USB

11:What is the primary function of an antivirus program?

A) Enhancing computer graphics

B) Protecting against malware and viruses

C) Managing email accounts

D) Running computer games

Answer: B) Protecting against malware and viruses

12:Which component of a computer is responsible for displaying visual output to the user?

A) CPU

B) RAM

C) GPU (Graphics Processing Unit)

D) Motherboard

Answer: C) GPU

13:Which computer storage device uses laser technology to read and write data?

A) Hard Disk Drive (HDD)

B) Solid State Drive (SSD)

C) Blu-ray Disc

D) USB Flash Drive

Answer: C) Blu-ray Disc

14:What is the function of a firewall in computer security?

A) To filter and block unwanted network traffic

B) To enhance CPU performance

C) To encrypt files on the hard drive

D) To clean computer viruses

Answer: A) To filter and block unwanted network traffic

15:Which of the following is not an example of a web browser?

A) Google Chrome

B) Mozilla Firefox

C) Microsoft Excel

D) Safari

Answer: C) Microsoft Excel

16:What does URL stand for in the context of web addresses?

A) Uniform Resource Locator

B) Universal Retrieval Link

C) Unified Resource Locator

D) Unique Resource Link

Answer: A) Uniform Resource Locator

17:Which programming language is commonly used for creating desktop applications?

A) Java

B) Python

C) C#

D) Ruby

Answer: C) C#

18:What is the primary function of an input device?

A) To display output

B) To store data

C) To enter data into a computer

D) To process data

Answer: C) To enter data into a computer

19:What is the purpose of a motherboard in a computer?

A) To display graphics

B) To store data

C) To provide power

D) To connect and manage hardware components

Answer: D) To connect and manage hardware components

20:Which file format is commonly used for compressing and archiving files?

A) JPG

B) GIF

C) ZIP

D) PDF

Answer: C) ZIP

These questions cover various aspects of computer fundamentals and should help test your knowledge of the subject.