Software Development is finding the process, designing, programming, documenting, testing and also bug fixing involved in creating and maintaining applications, frameworks, and other software components. Also it is a process of writing and maintaining the source code, but in a broader sense. Also it includes all that is involved between the conception of the desired software through to final manifestation of the software, so sometimes we also having the  people in which they are planned and structured process. Therefore  software Development may also include research, new development, prototyping, modification, reuse, re-engineering, maintenance and  also any other activities that result in software products.