Basic Computer MCQ Questions and Answer?
1. What does CPU stand for?
a) Central Process Unit
b) Central Processing Unit
c) Central Program Unit
d) Computer Personal Unit
Answer: b) Central Processing Unit
2. Which of the following is not an operating system?
a) Windows
b) Linux
c) Microsoft Word
d) macOS
Answer: c) Microsoft Word
3. What does the acronym "HTTP" stand for?
a) HyperText Transfer Protocol
b) HyperText Transmission Protocol
c) High Transfer Text Protocol
d) Hyper Transfer Text Protocol
Answer: a) HyperText Transfer Protocol
4. Which of the following is used to store data permanently?
a) RAM
b) ROM
c) Cache
d) CPU
Answer: b) ROM
5. Which of the following is not a type of software?
a) Operating System
b) Word Processor
c) Printer
d) Database Management System
Answer: c) Printer
6. Which of the following is the primary function of the ALU (Arithmetic Logic Unit)?
a) Perform calculations
b) Store data
c) Control input/output devices
d) Manage memory
Answer: a) Perform calculations
7. Which device is used to input data in the form of text?
a) Monitor
b) Keyboard
c) Printer
d) Mouse
Answer: b) Keyboard
8. Which programming language is known as the mother of all programming languages?
a) Python
b) C
c) Assembly Language
d) Fortran
Answer: b) C
9. Which of the following is a type of non-volatile memory?
a) RAM
b) Cache
c) ROM
d) Register
Answer: c) ROM
10. What does the term "cloud computing" refer to?
a) Storing data on physical storage devices
b) Using the internet to access computing resources and storage
c) A technology that uses artificial intelligence
d) Using virtual reality to interact with the computer
Answer: b) Using the internet to access computing resources and storage
11. Which of the following is the most common input device used in computers?
a) Monitor
b) Printer
c) Keyboard
d) Scanner
Answer: c) Keyboard
12. What is the main function of the motherboard in a computer?
a) Store data
b) Manage power supply
c) Connect all the computer components together
d) Control the input/output devices
Answer: c) Connect all the computer components together
13. Which of the following is an example of a secondary storage device?
a) CPU
b) RAM
c) Hard Disk Drive (HDD)
d) ALU
Answer: c) Hard Disk Drive (HDD)
14. What does the term "gigabyte" refer to?
a) 1024 bytes
b) 1024 kilobytes
c) 1024 megabytes
d) 1024 gigabytes
Answer: c) 1024 megabytes
15. Which of the following is a type of software that protects a computer from viruses?
a) Antivirus
b) Firewall
c) Backup
d) Disk Defragmenter
Answer: a) Antivirus
16. Which of the following is a characteristic of a solid-state drive (SSD) compared to a hard disk drive (HDD)?
a) Slower data transfer rate
b) Mechanical parts
c) Higher energy consumption
d) Faster data access and no moving parts
Answer: d) Faster data access and no moving parts
17. Which of the following is used to connect a computer to the internet?
a) Router
b) Printer
c) Speaker
d) Keyboard
Answer: a) Router
18. What does BIOS stand for?
a) Basic Input Output System
b) Binary Input Output System
c) Basic Integrated Output System
d) Binary Integrated Output System
Answer: a) Basic Input Output System
19. Which of the following is the default file extension for Word documents?
a) .docx
b) .txt
c) .xlsx
d) .pdf
Answer: a) .docx
20. What is the function of the operating system?
a) Control hardware resources
b) Manage software applications
c) Provide user interface
d) All of the above
Answer: d) All of the above