Software development companies are extremely admired nowadays and their business is especially useful to the world. They have prominent contributions in practically each industry. Their programs create processes easier, faster and manageable. These companies follow Software Development Life Cycle or SDLC to perform their behavior. SDLC is a method used to direct the development of any software creation. It is the foundation of the activities performed when creating any application. Good examples of SDLCs consist of Agile, Waterfall, Rapid Application Development, Spiral Mode and Joint Application Development among others.