input and output devices

input and output devices

1. input

   • mouse
     • move it to move curser
   • keyboard
     • press keys with letters to
   • fingerprint scanner
     • scans finger to obtain identity
   • mircorphone
     • processes audio to binary
   • tablet
     • use finger to access apps
   • touch pad
     • uses motion to move curser
   • sonar imaging devices
     • this uses a beam to scan for underground pockets such as caves
   • webcam
     • this takes a live video of your face and outputs it onto a monitor

2. output

   • printer
     • prints out paper with images/text on it
   • monitor
     • works in tamdom with mouse to show you images
   • Braille embosser
     • this is the macchine that creates brialle like a printer
   • braille reader
     • this is a device that reads the brialle (bumps) and tells the blind what it means
   • projector
     • projects an image on to a blank surface
   • headphones
     • out puts sound
   • sound card
     • shows computter what to do to connvert binary to audio
   • speakers
     • outoputs sound
   • tv video card
     • this gives your tv a way of proccesing the binary so you can watch tv