The Human-Computer Interface

The Human-Computer Interface

1. GUI

   • (WIMP)
   • Advantages
     • This type of user interface is easy to use for beginners
     • it is easy to explore and find your way around
     • you do not have to learn complicated command
     • They are usually a reasonable (help system)
   • Disadvantages
     • Gui take up alot much space on a hard disk
     • They need significantly more memory
     • They use more processing power than other types of interfaces

2. Menu Interface

   • Advantages
     • There are no commands to learn or remember
     • Step by step options are given to the user so they dont have to remember anything
     • They have need a huge amount of processing power or memory
     • It is fairly easy for the software programme to create the same menus
   • Disadvantages
     • A poorly designed menu interface may be slow to use
     • The menu can take a large part of the screen up
     • if the design is poor it maybe hard to read

3. Command line

   • Advantages
     • A CLI doesnt require windows to run
     • This type of interface requires less memory
     • This type of interface doesnt use CPU
   • Disadvantages
     • If you having used a command line before it can be dificult
     • If there is a spelling error the interface will not work

4. Speech and Sound

   • Advantages
     • more flexibilty
     • Suitable for phyiscally handicapped people
   • Disadvantages
     • Not widely avaliable
     • Highly complex to program

5. Touch sensitive

   • Advantages
     • Very easy to use
     • Decrease in theft
   • Disadvantages
     • They can get damgaged
     • They can be very expenisve

6. Biometrics

   • Fingerprint
   • Voice pattern
   • Palm Print