Computers MCQs with answers for PPSC, FP

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Computers MCQs with answers

13 questions for PPSC, FPSC, CSS, NTS and MDCAT practice, each with the answer and a short explanation. Take today's 10 →

1. What does CPU stand for?
  1. Central Processing Unit
  2. Computer Personal Unit
  3. Central Program Utility
  4. Control Processing Unit
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A. Central Processing Unit — The CPU is the main processor of a computer.

2. Which of these is an input device?
  1. Monitor
  2. Printer
  3. Keyboard
  4. Speaker
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C. Keyboard — A keyboard sends input to the computer.

3. What does RAM stand for?
  1. Read Access Memory
  2. Random Access Memory
  3. Run All Memory
  4. Rapid Action Memory
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B. Random Access Memory — RAM is the computer's working memory.

4. 1 kilobyte is equal to how many bytes (as usually taught)?
  1. 100
  2. 1000
  3. 1024
  4. 2048
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C. 1024 — In computing, 1 KB is usually taught as 1024 bytes.

5. Which shortcut copies selected text in Windows?
  1. Ctrl + V
  2. Ctrl + C
  3. Ctrl + X
  4. Ctrl + Z
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B. Ctrl + C — Ctrl + C copies; Ctrl + V pastes.

6. Which shortcut undoes the last action?
  1. Ctrl + Y
  2. Ctrl + Z
  3. Ctrl + U
  4. Ctrl + A
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B. Ctrl + Z — Ctrl + Z undoes.

7. Which of these is a spreadsheet program?
  1. MS Word
  2. MS Excel
  3. MS Paint
  4. Notepad
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B. MS Excel — Excel is a spreadsheet program.

8. What does "www" stand for?
  1. World Wide Web
  2. Wide World Web
  3. Web World Wide
  4. World Web Wide
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A. World Wide Web — www stands for World Wide Web.

9. Which of these is an operating system?
  1. Google Chrome
  2. Windows
  3. MS Excel
  4. Photoshop
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B. Windows — Windows is an operating system.

10. What does PDF stand for?
  1. Portable Document Format
  2. Printed Data File
  3. Public Document Folder
  4. Page Design Format
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A. Portable Document Format — PDF stands for Portable Document Format.

11. Which Excel function adds numbers?
  1. =ADD()
  2. =SUM()
  3. =TOTAL()
  4. =PLUS()
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B. =SUM() — =SUM() adds a range of numbers.

12. Which device connects a home network to the internet?
  1. Monitor
  2. Router
  3. Scanner
  4. Printer
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B. Router — A router connects your network to the internet.

13. What does "URL" stand for?
  1. Uniform Resource Locator
  2. Universal Read Link
  3. United Resource Line
  4. User Reference Locator
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A. Uniform Resource Locator — A URL is a web address.

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