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1. Requirements acquisition phase
1.1 Presentation
The first phase (figure 1 ), which can be called the requirements analysis (or acquisition) process, is a four-stage process (figure 2 ):
1. elucidation of requirements ;
2. requirements analysis (negotiation) ;
3. requirements documentation ;
4. verification.
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Requirements acquisition phase
Requirements specification
Bibliography
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Standards and norms
- CENELEC, Applications ferroviaires. Spécification et démonstration de la fiabilité, de la disponibilité, de la maintenabilité et de la sécurité (FMDS). - NF EN 50126 - janvier 2000
- ISO, Quality management systems – Requirement. - ISO 9001 :2008 - Décembre 2000
- IEC, Sécurité fonctionnelle des systèmes électriques électroniques programmables relatifs à la sécurité, norme internationale. - IEC 61508 - 2008 ...
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