You want the best quality software, but you also don’t want to waste time. That is the purpose of the software development life cycle. How can you get from the idea to a fully functional program in the least amount of time? You have to work within a series of steps that produce the best quality applications in the least amount of time. Of course, for the best results, the steps need to include testing the software before release so that you don’t end up having to fix bugs on the fly. Also, while there are a few different viewpoints as to the best SDLC model, they all follow a basic pattern to get your company from point A to point B in the most efficient way.