Basic objective of this lecture is to presentation on Rapid Application Development Model. Rapid software development (RAD) is actually each a general term helpful to consider alternatives to the typical waterfall model of software program development along with the brand with regard to David Martin’s approach to rapid development. Normally, RAD ways of software program development placed a smaller amount emphasis on organizing jobs plus more emphasis on development. Unlike the waterfall style, which often emphasizes arduous options as well as organizing, RAD approaches point out the need associated with modifying specifications with a reaction to information accumulated since the task moves along.