Class IV

Which one is a small storage device ?
  1. Speaker
  2. Trackball
  3. Pen drive
  4. UPS
Which one is used to control video games ?
  1. Scanner
  2. Plotter
  3. Joystick
  4. None of these
Which device provides power to computer when there is a power failure ?
  1. CPU
  2. UPS
  3. LOGO
  4. Mouse
All web addresses start with ........
  1. http://
  2. http
  3. www
  4. www..
Which part of a computer is referred to as its brain?
  1. CPU
  2. UPS
  3. Monitor
  4. LOGO
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