IOSR Journal of Engineering
The concept of system lifecycle models came into existence that emphasized on the need to follow some structured approach towards building new or improved system. Many models were suggested like waterfall, prototype, rapid application development, V-shaped etc. In this paper, the authors focus on the comparative analysis of these software development life cycle models. With the growing operations of organizations, the need to automate the various activities increased. So, it was felt that some standard and structural procedure or methodology be introduced in the industry so that the transition from manual to automated system became easy.