Computer Knowledge Questions and Answers

11. 1024 bytes is equals to-

  • 1 bit
  • 1 byte
  • 1 kilobyte
  • 1024 kilobyte

Answer with Explanation

Answer: Option C

Explanation: No explanation for this question.

12. The base of binary number system is-

  • 10
  • 8
  • 2
  • 0

Answer with Explanation

Answer: Option C

Explanation: The base of binary number system is 2, which uses two symbols “0” and “1”

13. The most popular tool on the web ‘Google’ is a-

  • Telecommunication software.
  • Search Engine.
  • Processor of computer.
  • Web Virus.

Answer with Explanation

Answer: Option B

Explanation: No explanation for this question.

14. The main circuit board of the computer system unit is-

  • RAM
  • ROM
  • Control unit.
  • Motherboard.

Answer with Explanation

Answer: Option D

Explanation: Motherboard or the main circuit board of a computer system allows communication between many major electronic components of a computer system.

15. Which programming language helps to create special programs like applets?

  • COBOL
  • JAVA
  • WEB
  • NET

Answer with Explanation

Answer: Option B

Explanation: No explanation for this question.

16. A connection or link to other documents/files of web pages is called-

  • DNS
  • Search Engine.
  • Hyperlink.
  • None of these.

Answer with Explanation

Answer: Option C

Explanation: No explanation for this question.

17. In an employee database of an office, a particular employee name would be called as-

  • Text field.
  • Record.
  • Row.
  • Computer field.

Answer with Explanation

Answer: Option B

Explanation: No explanation for this question.

18. In the field of computer networking the term ‘LAN’ refers to-

  • Live Area Network.
  • Local Area Network.
  • Legal Area Network.
  • Live Area Node.

Answer with Explanation

Answer: Option B

Explanation: No explanation for this question.

19. Unnecessary repetition of record in a database system is called as-

  • Concurrency.
  • Redundancy.
  • Iteration.
  • None of these.

Answer with Explanation

Answer: Option B

Explanation: No explanation for this question.

20. Vacuum tube is the main feature of-

  • 1st generation of computers.
  • 2nd generation of computers.
  • 3rd generation of computers.
  • 4th generation of computers.

Answer with Explanation

Answer: Option A

Explanation: First-generation computers use vacuum tubes as the only electronic component in the computer system.