A technique used to identify and analyze the corresponding entities and activities needed to satisfy customer requirements. 'Results of applying the technique are incorporated into building an information architecture.
Change impact analysis (IA) looks to identify the potential consequences of a change or estimate what needs to be modified to accomplish a changeBohner and Arnold, 1996, pg.3. It is the evaluation of the many potential risks associated with any change.
Change is an indispensable trait for development so it’s an important organ of Project Management. A change effort or initiative must start with a vision.