computer systems

computer systems

1. INPUT devices

   • keyboard - allows the user to enter data by clicking on keys
   • mouse - allows user to enter data by moving the device
   • touchscreen - allows user to enter data by touching and clicking icons
   • microphone - allows user to enter data by recording their voice
   • heat sensor - allows the user to keep the house at a good stable temperature
   • webcam - allows user to enter data by recording their face
   • games console - allows the user to enter data by moving and using the joystick and other controls
   • remote - allows user to enter data by pressing the buttons

2. OUTPUT devices

   • computer monitor - presents output as an image on the screen
   • printer - uses output to print out documents
   • speakers - use output to play sound such as music
   • LED light - uses output to light up
   • 3D printer - uses output to create/print objects
   • braille embosser - uses output to create braille
   • headphones - use output to play sound, similar to speakers

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