Computer MCQ Questions with answers

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Here Important Computer MCQ questions are added which are frequently asked in almost all the examinations. You can check the correct answer of any question on clicking the show answer button. The Correct answer will be displayed below. You can share any question with your friends on whatsapp by tapping Share button.

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📊 Computer
Q. What is the full form of IP in networking?
  • (A) Internet Protocol
  • (B) Internal Process
  • (C) Integrated Program
  • (D) Internal Protocol
💬 Discuss
✅ Correct Answer: (A) Internet Protocol

Explanation: IP (Internet Protocol) governs data communication across networks.

📊 Computer
Q. Which of the following is an example of an input device?
  • (A) Printer
  • (B) Keyboard
  • (C) Monitor
  • (D) Speaker
💬 Discuss
✅ Correct Answer: (B) Keyboard

Explanation: Keyboard is used to input data into the computer.

📊 Computer
Q. Which component connects all the parts of the computer together?
  • (A) Motherboard
  • (B) Processor
  • (C) RAM
  • (D) Hard Disk
💬 Discuss
✅ Correct Answer: (A) Motherboard

Explanation: The motherboard connects all hardware components like CPU, RAM, and storage.

📊 Computer
Q. Which of the following is used for high-speed data access?
  • (A) Floppy Disk
  • (B) CD-ROM
  • (C) Cache Memory
  • (D) Magnetic Tape
💬 Discuss
✅ Correct Answer: (C) Cache Memory

Explanation: Cache memory provides high-speed access to frequently used data.

📊 Computer
Q. Which of these is an example of system software?
  • (A) MS Paint
  • (B) Windows 11
  • (C) Google Chrome
  • (D) MS Excel
💬 Discuss
✅ Correct Answer: (B) Windows 11

Explanation: System software controls hardware and supports application software.

📊 Computer
Q. Which of these is the fastest type of memory?
  • (A) RAM
  • (B) Cache
  • (C) ROM
  • (D) Hard Disk
💬 Discuss
✅ Correct Answer: (B) Cache

Explanation: Cache memory is the fastest because it is located near the CPU.

📊 Computer
Q. Which of these devices is used for long-term data storage?
  • (A) RAM
  • (B) Cache
  • (C) Hard Disk
  • (D) Registers
💬 Discuss
✅ Correct Answer: (C) Hard Disk

Explanation: Hard disks provide long-term, non-volatile storage for data.

📊 Computer
Q. Which of the following keys is used to refresh a web page?
  • (A) F1
  • (B) F2
  • (C) F5
  • (D) F9
💬 Discuss
✅ Correct Answer: (C) F5

Explanation: Pressing F5 refreshes or reloads the current web page.

📊 Computer
Q. Which type of computer is the most powerful?
  • (A) Microcomputer
  • (B) Mainframe
  • (C) Supercomputer
  • (D) Minicomputer
💬 Discuss
✅ Correct Answer: (C) Supercomputer

Explanation: Supercomputers perform complex calculations at very high speeds.

📊 Computer
Q. Which storage device uses laser technology to read and write data?
  • (A) Floppy Disk
  • (B) CD-ROM
  • (C) Hard Disk
  • (D) Pen Drive
💬 Discuss
✅ Correct Answer: (B) CD-ROM

Explanation: CD-ROMs use laser beams to read and write data on the disk surface.

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