Computer Science for IGCSE & O level - Automated And Emerging Technologies (Section 1 - No. 18)
What is the purpose of an 'inference engine' in an expert system?
To store the knowledge base.
To draw conclusions using the knowledge base and user input.
To collect data from users.
To provide the user interface.
Explication
The inference engine is the component that applies the rules from the knowledge base to make conclusions.