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Computer Gk Quiz Questions and Answers

21. The input unit of a computer
 
  • A. Retrieves data from CPU
  • B. Directs all other units
  • C. Feeds data to the CPU or memory
  • D. All of the above
 
22. Unsolicited commercial E-mail is commonly known as
 
  • A. Hypertext
  • B. Spam
  • C. Hoaxes
  • D. Junk
 
 
23. Which of the following is responsible for all types of calculations?
 
  • A. Registers
  • B. Bus
  • C. Bus
  • D. ALU
 
24. Which of the following is the main circuit-board of the system unit?
 
  • A. Motherboard
  • B. Intel board
  • C. Graphics board
  • D. Control unit