Question Answering Systems: Analysis and Survey

computing environment In real world that using a computer to answer questions has been a human dream since the beginning of the digital era, Question-answering systems are referred to as intelligent systems ,that can be used to provide responses for the questions being asked by the user based on certain facts or rules stored in the knowledge base it can generate answers of questions asked in natural , so this survey paper provides an overview on what Question-Answering is and its system ,as well as the previous related research with respect to approaches that were followed.