A STUDY ON SOFTWARE DEVELOPMENT LIFE CYCLE

Computer is one of the major parts of our life, its used in various fields such as education, medicine, industry etc. Organizations are dependent on these computer technologies for their work, with the use of computer we can perform complicated task in short duration of time which saves time. The needs of organization vary accordingly, which has led to evolution of number of software development companies. These companies develop the software according to the complicated requirement of clients and also modifies the software according to their needs. Software Engineering is a systematic approach for development, operation and maintenance of software. Software development life cycle is a structure imposed on developing high quality, reliable, cost effective and within time software products in the software industry. Which can also be called as software development model. Its an approach for the development of a reliable high-quality software system. There are different Software development life cycle models available such as Waterfall model, Iterative model, Spiral model, V model. Each describing the approach to variety of task or activities that takes place during the process. Each of the software development model has its own features. Quality of software is the major concern and software development life cycle minimizes the risk and failure of software product