HCI (human computer interface) and biometric systems

HCI (human computer interface) and biometric systems

1. GUI (graphical user interface)

   • Adv:Low- level ict needed; easy-to-use.
   • Disadv:Can make the computer run slower.

2. Menu driven

   • Adv:Navigation to find option is simple.
   • Disadv:Some options have no use for a particular user.

3. Command line

   • Adv:Instruction execute quickly
   • Disadv: Need to learn the special instructions.

4. Touch sensitive

   • Adv:Less possiblitly of theft.
   • Disadv:Higher cost than mouse, keyboard and monitor.

5. Biometrics means to measure and analyse physical characteristics to correctly identify people

   • fingerprints
   • Voice regonition
   • retina (eye) scanner
   • Facial features
   • Palm prints