International Journal of Advanced Research in Computer Science and Software Engineering (IJARCSSE)
Present scenario is based on intelligent systems that can work efficiently in place of humans so that stress of work can be reduced. Now-a-days' the people all looking for such machines which can behave like humans i.e. the machine have the ability of taking decisions based on the information provided to it. Such machines are known as an expert system or an intelligent system. These machines are domain dependent or domain specific. These machines are being used in different fields such as medical, engineering, weather forecasting, etc.