Human Computer Interface

Human Computer Interface

1. Factors of a Good HCI

   • House Style and Ethos - conveys who the organisation is
   • Disabled Access - if blind then should be able to use voice recogonition
   • Consistancy of signposting and Pop up information - clear navigation use and very "next" icon is in the same place
   • Clear Navigational Structure - speeds up the process if similar routes are used throughout the programme
   • Online help screens - uses wizards and online help tutorials rather than looking through mannuals
   • Layout appropriate to task - brighter colour scheme to get child's attention

2. Disabled Uses

   • Visually impaired - have configured screens to larger fonts
   • Colour Blind - use correct colour schemes
   • Poor Eye Sighted - have magnified areas of the screen
   • Physically handicapped - use brainwave controlled computers
   • No arms - use voice recognition
   • Dyslexic - correct colour schemes

3. Children's Uses

   • uncluttered appearance
   • Child friendly fonts
   • Video animation
   • Visual prompts
   • minimal text on screen
   • different input services

4. Novice

   • priority to ease learning
   • Use wizards and help screens to guide through problems
   • Clear navigational structure

5. Experts

   • priority to get job done in shortest possible time
   • have numerous ways to perform same taks
   • create shortcuts to perform tasks