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Basic Computer MCQs

Prepare for job exams with the most important and updated Computer MCQs. These questions cover topics like computer basics, MS Office, internet, hardware, software, programming, databases, and networking. Useful for all competitive tests like FPSC, NTS, PPSC, SPSC, BPSC, CSS, PMS, ISSB, and others. At Jobexams, we add new MCQs regularly to help you get better scores. All questions follow the latest paper pattern and syllabus.

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1 Computer Architecture MCQs

Which generation used magnetic core memory?

  • First
  • Second
  • Third
  • Fourth
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Correct Answer: B. Second

Explanation:

Magnetic core memory was primarily used during the second generation of computers, which lasted from ... Read More Details

2 Computer Architecture MCQs

Fifth generation computers are based on:

  • Microprocessors
  • AI
  • ICs
  • Transistors
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Correct Answer: B. AI

Explanation:

Fifth generation computers are based on advanced computing concepts that focus on intelligent behavior and ... Read More Details

3 Basic Computer MCQs

Which control key combination is used to undo the last action?

  • Ctrl + Z
  • Ctrl + U
  • Ctrl + D
  • Ctrl + A
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Correct Answer: A. Ctrl + Z

Explanation:

Ctrl + Z is the standard keyboard shortcut used to undo the last ... Read More Details

4 Basic Computer MCQs

What does the Ctrl + V key combination do?

  • Cut
  • Copy
  • Paste
  • Select
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Correct Answer: C. Paste

Explanation:

Ctrl + V is a standard keyboard shortcut used to paste data from ... Read More Details

5 Basic Computer MCQs

Which key combination is used to copy selected text or files?

  • Ctrl + X
  • Ctrl + C
  • Ctrl + Z
  • Ctrl + V
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Correct Answer: B. Ctrl + C

Explanation:

The keyboard shortcut Ctrl + C is used to copy selected text, files, or other ... Read More Details

6 Basic Computer MCQs

What is the primary function of the Ctrl key on a keyboard?

  • To execute commands in combination with other keys
  • To type capital letters
  • To move the cursor
  • To delete text
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Correct Answer: A. To execute commands in combination with other keys

Explanation:

The Ctrl key (short for Control key) is a modifier key found on all standard ... Read More Details

7 Basic Computer MCQs

Which device is used to input data into a computer?

  • Monitor
  • keyboard
  • Printer
  • Speaker
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Correct Answer: B. keyboard

Explanation:

A keyboard is a basic input device used to enter data into a ... Read More Details

8 Basic Computer MCQs

What is the main function of an operating system?

  • To browse the internet
  • To compile programs
  • To design graphics
  • To manage hardware and software resources
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Correct Answer: D. To manage hardware and software resources

Explanation:

An operating system (OS) is the core software that controls and manages the computer’s hardware ... Read More Details

9 Basic Computer MCQs

A volatile memory among the following?

  • ROM
  • RAM
  • EEPROM
  • EPROM
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Correct Answer: B. RAM

Explanation:

RAM is a type of volatile memory. This means it temporarily holds data that is ... Read More Details

10 Basic Computer MCQs

What is the smallest unit of data in a computer?

  • Bit
  • KB
  • Byte
  • Nibble
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Correct Answer: A. Bit

Explanation:

The correct answer is Bit, which stands for Binary Digit. It ... Read More Details