Human Computer Interfaces - By Charlotte Grimason

Human Computer Interfaces - By Charlotte Grimason

1. operating sytems

   • a software
   • used to control hardware
   • runs the application software

2. functions- operating systems

   • manage and control devices
   • provide a user interface
   • deal with errors
   • allow installation
   • handle storage of data
   • maximize memory

3. types of user interface

   • GUI (graphical user interface)
   • Command line
   • voice driven
   • menu/dialogue boxes
   • touch sensitive
   • biometric

4. WIMP

   • windows
   • icons
   • menus
   • pointers

5. Voice driven

   • voice recognision
   • issue commands
   • operating system
     • enter data into application software

6. touch sensitive

   • MP3 players
   • mobile phones
   • notebooks/tablets

7. Biometric

   • finger prints used to gain access
   • system automatically recognizes - personal to you

8. Command line

   • Advantages
     • quicker than going through all the windows
   • Disdadvantages
     • Difficult for beginners
       • all instructions must be remembered

9. GUI

   • Advantages
     • no specialist language
     • use of icons allows beginners to get used to the programmes
   • Disadvantages
     • more memory needed
     • increased processing requirements