Information system can be define as set of coordinated network of components which act together towards producing, distributing and processing information. An important factor of computer based information system is precision, which may not apply to other types of systems. In a system, network of components work towards a single objective, if there is lack of co-ordination among components, it leads to counterproductive results. A system may have following features adaptability: some systems are more adaptive to the exterior environment, while some systems ate non-adaptive to the external environment. For example, anti-lock braking system in car reacts depending on the road conditions; where as the music system in the car is independent of other happening with the car.

Current global and competitive business environment constantly asks for innovative, existing knowledge base is getting obsolete, continuous thriving for advancement in process improvement. The learning curve is always put to test, and every company is striving to remain ahead of the curve. Due to this shift in the way business is getting conducted has thrown out new reality of ever shorting product and service life cycle. More and more companies are coming out with customized products and finding ways to differentiate from competition.