The ability for tracking the relationships between sets of requirements and designs from the original A group or individual with a relationship to the change, the need, or the solution. A problem or opportunity to be addressed. to the actual implemented solution. See requirements traceability. supports Controlling changes to requirements and designs so that the impact of requested changes is understood and agreed-to before the changes are made. by ensuring that the source of a A usable representation of a need. or A usable representation of a solution. For more information see Key Terms (p. 14) and Requirements and Designs (p. 19). can be identified and other related requirements and designs potentially affected by a The act of transformation in response to a need. are known.