Zusammenfassung der Ressource
Chapter 2
- User Interfaces
- Natural Language
- Own language to communicate.
Spoken, voice recognition.
Written, Ask.com
- Command Based
- Commands typed in,
less memory, faster
- Menus
- Series of related icons that can
be selected. Pop-up or
pull-down. Structured, cascaded
- WIMP
- Windows, icons,
menus, pointers.
- Forms
- Boxes to fill in, labels and spaces to enter
data, dialogue boxes ask a quesion that
requires an answer, error messages
- Input, Output and Storage Devices
- Storage
- Stores data
- Output
- Hardware that gets information out of the computer
- Input
- Gets information into the computer
- Standardisation
- One piece of hardware to work with
another and be compatible
- Lack of standardisation
- No communication/miscommunication
- Buy new equipment to bridge gap
- Cost of training staff
- Lack of technical support
- Hardware
- Physical components that make up
a computer system, mouse etc
- Specialist
- Visually impaired
- Braille keyboard and printer
- Microphone
- Screen magnifier
- Loudspeaker
- Motor impairement
- Mouth Stick
- Tongue joystick
- Foot mouse
- Eye typer
- Puff-suck switch
- Software
- Programming code required to run programs
- Specialist
- Screen reader
- Reads out computer display
- Auditory feedback
- Response to user activity
- Screen magnifer
- Can zoom on sections of the screen
- Predictive text
- Suggests required word
- Sticky keys
- Allows a key to seem like it is being pressed
constantly, when only pressed once
- Types
- Operating System
- controls hardware, data management
- User interface
- Utilities
- Applications