Human-Computer Interface

Human-Computer Interface

1. GUI (Graphical User Interface)

   • Easy to use
   • don't have to learn complicated commands
   • take up a much larger amount of hard disk space than other interfaces
   • They can be slow for experienced programmers to use

2. Command Line Interface

   • can be much faster than any other type of interface
   • needs much less memory
   • can be very confusing
   • Commands have to be typed precisely
   • If you mis-type an instruction, it is often necessary to start from scratch again

3. Menu Interface

   • Extremely easy to use
   • no commands to learn or remember
   • Step-by-step options are given
   • don't need huge amounts of processing power or memory
   • A poorly designed menu interface may be slow to use
   • It can be irritating if there are too many menu screens to work through

4. Speech & Sound

   • Suitable for physically handicapped people
   • The user does not need to be trained in how to use the interface
   • Un reliable
   • Highly complex to program

5. Touch sensitive

   • Highly complex to program
   • Can be adapted for many uses
   • Only limited options can be offered
   • screen could become scratched or dirty so it is difficult to see the options available
   • Can be moer expensive
   • Do not need good ICT skills

6. Biometrics

   • Fingerprint
   • Voice recognition
   • Facial Features
   • Rerina Scan