Topic 4 Module 2

• A computer is made up of various elements. Each of these

  elements affects the interaction:
• Input Devices text entry and pointing
• Output Devices screen (small&large), digital paper
• Virtual Reality special interaction and display devices
• Physical Interaction e.g. sound, haptic, bio-sensing
• Paper as output (print) and input (scan)
• Memory RAM & permanent media, capacity & access
• Processing speed of processing, networks
• ‘typical’ Computer System • screen, or monitor, on which there are windows • keyboard • mouse/trackpad
• variations of typical computer system o desktop o laptop

  ○PDA