In Industry, Prototype of these applications is developed during analysis phase of Software Development Life Cycle (SDLC). Predicting the performance of web services during early stages of software development is significant. Performance is an important quality aspect of Web Services because of their distributed nature. However, if the project extends over several disciplines, interfaces have to be created and coordinated between the methods of these disciplines.
These demarcations work fine as long as the requirements are within one discipline. It may be software development, mechanics, construction, psychology and so on. In recent past every discipline and every industry have their own methods of developing products.