Human Computer Interface

Human Computer Interface

1. Graphical user interface

   • Advantages
     • GUI systems provide a more pleasant visual environment
     • GUI systems offer a simple means of multitasking
   • Disadvantages
     • GUI systems provide the end-user with less control over the operating system.
     • Graphical information, by nature, tends to be both larger and more complex than text-based information

2. command line interface

   • Disadvantages of CLI
     • Requires the user to learn “complex” commands or language
     • Hidden” features i.e. if you don’t know the commands you wont know the features are there
   • Advantages of CLI
     • Good for “expert” users - can quickly access commands
     • Uses the fewest system resources

3. Menu line interface

   • Disadvantages of MDI
     • User interface may be limited by screen space and number of options available
     • Can be frustrating for experienced users
   • Advantages of MDI
     • Easier for a novice to learn/use
     • No need to learn complex commands/language

4. Touch screen interface

   • Advantages of TSI
     • •touchscreen devices have fewer buttons that might break after a few months/years
     • •big screen is ideal for web browsing, picture and movies
   • Disadvatages of TSI
     • •big screen leads to low battery life
     • •screen has to be really big not to miss things when pressing them with your finger

Images and files in the map