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Tag Archives: system
Satisfaction Arguments
“Given properties of domain D, combined with the specification of the behaviour of new system S, requirement R on new system holds” (Neil Maiden’s lecture notes) Requirement R – pedestrian shall cross the road safely System S – when buttons … Continue reading
Posted in Requirements Definition 2
Tagged domain, Requirements, satisfaction argument, system
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User and System Requirments
It is important to distinguish user requirements from system requirements. User requirements come from the user and other stakeholders – properties of the domain independent of the new system, what the users expect from the new system. System requirements come from the … Continue reading
Functional and Non-Functional Requirements
Functional Requirements Something that the system must do (Robertson & Robertson 1999) – the most common type of requirement Example: The web-site system shall purchase a request ticket Functional requirements must be measurable and testable. Non-Functional Requirements They express the … Continue reading
The London 2012 Olympics Ticketing System
Why it is important to gather requirements for a social-technical system. The London 2012 Olympics Ticketing System http://www.youtube.com/watch?v=fmX5zKFEzQU Reference: Neil Maiden (2011) Requirements Engineering Lecture Notes
UX Apprentice 