Post-deployment, reviewing and updating functional requirements involves gathering user feedback, assessing performance metrics, and collaborating with stakeholders.

The quality function deployment methodology is a 4-phase process of cascading matrices that takes the product development cycle from gathering Voice of the Customer (VOC) to design requirements ...

Quality function deployment (QFD) is a systematic approach that captures customer requirements and translates them, through house of quality (HOQ), into engineering characteristics of product. As the ...