Top 20 Important Computer (MCQ) Quiz - (Part-2).
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Top 20 Important Computer (MCQ) Quiz - (Part-2).

Top 20 Important Computer (MCQ) Quiz - (Part-2).
Top 20 Important Computer (MCQ) Quiz - (Part-2)

1. Which of the following is an example of application software?

(a) Linux

(b) BIOS

(c) Microsoft Word

(d) Windows 10

2. What is the primary function of a router in a network?

(a) Forward data packets between computer networks

(b) Store data

(c) Secure the network

(d) Provide internet connection

3. What does URL stand for?

(a) Uniform Resource Link

(b) Uniform Resource Locator

(c) Unified Resource Link

(d) Unified Resource Locator

4. Which of the following is a primary memory?

(a) RAM

(b) SSD

(c) DVD

(d) Hard Disk

5. Which company developed the Windows operating system?

(a) Apple

(b) Microsoft

(c) Google

(d) IBM

6. What does BIOS stand for?

(a) Binary Input Output System

(b) Basic Integrated Operating System

(c) Basic Input Output System

(d) Binary Integrated Operating System

7. Which of the following is not a type of computer?

(a) Supercomputer

(b) Mainframe

(c) Smartphone

(d) Minicomputer

8. Which of these is a high-level programming language?

(a) C++

(b) Assembly

(c) Bytecode

(d) Machine Code

9. Which protocol is used to send emails?

(a) SNMP

(b) FTP

(c) SMTP

(d) HTTP

10. Which of the following is an open-source operating system?

(a) Unix

(b) Linux

(c) Mac OS

(d) Windows

11. What is the function of a compiler?

(a) To execute code directly

(b) To provide an interface for user commands

(c) To manage system resources

(d)To convert high-level language code to machine code

12. Which device is used to connect a computer to a telephone line?


(b) Switch

(c) Hub

(d) Router

13. What is the purpose of a database management system (DBMS)?

(a) To edit videos

(b) To design graphics

(c) To manage and organize data

(d) To create websites

14. What does the 'ping' command do?

(a) Sends a test packet to a network address and waits for a reply

(b) Deletes files

(c) Installs software

(d) Displays a list of files

15. Which of the following is a markup language?

(a) Python

(b) JavaScript

(c) C++


16. Which technology is used to read barcodes?

(a) Optical Character Recognition

(b) Laser Scanner

(c) Radio Frequency Identification

(d) Magnetic Stripe Reader

17. What is the extension for a Python file?


(b) .cpp

(c) .html

(d) .py

18. What does SaaS stand for in cloud computing?

(a) Software as a Service

(b) Software as a System

(c) System as a Service

(d) Service as a Software

19. What is a primary key in a database?

(a) A common identifier for multiple records

(b) A secondary identifier for a record

(c) A unique identifier for a record

(d) A key that cannot be used in a query

20. What is the main purpose of a cache memory?

(a) To permanently store data

(b) To store frequently accessed data for quick retrieval

(c) To provide a backup for data

(d) To manage network traffic