Which of the following statements is true about a "rule" in expert systems?
A) It groups related records together on the basis of having similar values for attributes.
B) It makes sure that each table contains only attributes that are related to the entity.
C) It allows multiple dimensions to be added to a traditional two-dimensional table.
D) It is typically expressed using an "if-then" format.
E) It allows you to make hypothetical changes to the data associated with a problem and observe how these changes influence the results.

Question

Quizplus · Accepted Answer

A "rule" in expert systems is typically expressed using an "if-then" format. It consists of a condition (if) and an action (then). The condition specifies the attributes and values that must be satisfied for the action to be carried out. Expert systems use these rules to reason about a problem and provide solutions or recommendations.

Which of the Following Statements Is True About a "Rule