Deborah J. Mayhew
Deborah J. Mayhew & Associates
Introducing Requirements Specifications
Phase 1:Requirements Analysis
User Profile
Contextual Task Analysis
Usability Goal Setting
Platform Capabilities/Constraints
General Design Guidelines
Phase 2: Design/Testing/Development
Level 1 Design
Level Design
Level 3 Design
Phase 3:Installation
The User Profile
Contextual Task Analysis
Motivating and Justifying Requirements Specifications
User Requirements
Work Environment Requirements
Task Requirements
References
Figure 47.1: The Usability Engineering Life Cycle. (Illustration taken from Mayhew,1999.)
Figure 47.2: A designer ’s navigational model. Admin = administration; App = application; Mgmnt = management.
Figure 47.3: A user’s navigational model. Admin = administration; App = application.