Computer Science for IGCSE & O level - Automated And Emerging Technologies (Section 1 - No. 13)

What is the primary function of an inference engine in an expert system?

To collect data from the user.

To generate reports.

To match user input with information in the knowledge base and draw conclusions.

To manage the user interface.

The inference engine is the main processing element of the expert system; it matches information to solve problems.