► SDLC is Software Development Life Cycle.

► SDLC of a system included processes like Use case driven, Architecture centric, Iterative and Incremental. This Life cycle is divided into phases.

► Phase is a time span between two milestones.

► The milestones are Inception, Elaboration, Construction, and Transition.

► Process Workflows that evolve through these phase are Business Modeling, Requirement gathering, Analysis and Design. Supporting Workflows are configuration, change management, and project management.