System Design
Design
Prototype
A early model of a system created to showcase a concept or design before release. This is normally useful for:
- Presenting a concept to investors
- Attract client attention
- Encourage participation between users and developers
- Aid in identification of problems early on in a development
Human Interface
Usability
Usability is the capacity of a system to accomplish user goals, a combination of accessibility and ergonomics.
Accessibility
Accessibility is the range of audience the system is able to be used by, this include lowering the access barrier for disabled individuals with assistance technology.
Ergonomics
Ergonomics is the measure of safety and comfortability of the system, including cushioned mouse pad, split keyboard, etc.