This chapter is to introduce software requirements and to explain the processes involved in discovering and documenting these requirements in order to meet stakeholders' needs. You will :
understand the concepts of user and system requirements and why these requirements should be written in different ways;
understand the differences between functional and non-functional software requirements;
understand the main requirements engineering activities of elicitation, analysis and validation and the relationships between these activities,.
understand why requirements management is necessary and how it supports other requirements engineering activities.
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