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Computer Gk

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56. A keyboard is this kind of device
 
  • A. input
  • B. output
  • C. word processing
  • D. none of these
 
57. Which is the latest type of printer interface?
 
  • A. DVI
  • B. Parallel
  • C. USB
  • D. Serial
 
 
58. The various modem speed consist of
 
  • A. 9600 bps, 14,400 bps
  • B. 28,800 bps, 33,600 bps
  • C. 56,000 bps
  • D. all the above
 
59. Second generation computers started appearing in
 
  • A. 1950
  • B. 1955
  • C. 1960
  • D. 1970
 
60. Memory unit is one part of
 
  • A. output device
  • B. input device
  • C. central processing unit
  • D. control unit