Just Enough Requirements Traceability

Even though traceability is legally required in most safety critical software applications and is a recognized component of many software process improvement initiatives, organizations continue to struggle to implement it in a cost-effective manner. This paper addresses the problems and challenges of requirements traceability and asks questions such as "How much traceability is enough?" and "What kinds of traceability provide cost effective solutions?" Traditional, automated, and lean traceability methods are all discussed