sentence: People can ask the expert system a question.
sentences_before: An 'expert system' is a program running on a computer. Like a human expert, it knows a lot about a subject.
sentences_after: The expert system will then use a set of rules and give answers to the question. This method of automatic reasoning belongs to a field of computer science called artificial intelligence.
concept_name: People
headings: Expert system
categories: Artificial Intelligence Systems