What is an explanation module? Is it important in an expert system? - Question & Answer Book

 

Answer: Most expert systems have explanation facilities that allow the user to ask system why it asked some question, and how it reached to conclusion. It contains ‘How’ and ‘Why’ modules attached to it. The sub-module ‘How’ tells the user about the process through which system has reached to particular solution. ‘Why’ sub-module tells that why is that particular solution offered. It explains user about the reasoning behind any particular problem solution. Yes, it is important in and expert system.