Human-Computer Interfaces

Human-Computer Interfaces

1. Operating systems

   • Used to control software and hardware directly.
   • Runs application software

2. Functions

   • Manage and control devices
   • Provides user interface
   • Hides the complexity
   • Deals with errors
   • Interface between applications software and hardware
   • Installs hardware and sortware
   • Virus scanning and encryption
   • Storage
   • Maximize memory
   • Automatically recognises new hardware
   • Organise resources

3. Types of User Interface

   • Graphical user interface such as icons
   • Command line - series of commands
   • Voice driven
   • Menu/dialogue boxes
   • Touch sensitive
   • Biometric

4. WIMP

   • Windows
   • Icons
   • Menus
   • Pointers

5. Voice Driven

   • Voice recognition
   • Issue commands to the software
   • Issues commands to operating system
   • Enter data into application software

6. Touch Sensitive