Input and output devices
There are a variety of systems in our homes which require input and output devices.
Input devices
Joystick
Joysticks used to be popular with gamers but have slowly been replaced by other types of game controller. In construction, joysticks are used to control machinery such as cranes
Basic Digital Photography
Digital camera
A digital camera takes pictures and can usually record video too. The pictures it takes and the videos it records are stored in files. These files can be copied to a computer and later edited.
Output devices
Monitor
The most common output device is the monitor or VDU.
Modern monitors, where the case isn’t more than a few centimetres deep, are usually Liquid Crystal Displays (LCD) or Thin Film Transistors (TFT) monitors.