Which of the following observations concerning expert systems is true?
A)The "If...then" rules used in these systems are created by mining data.
B)These systems have lived up to the high expectations set by their name.
C)These systems typically have fewer than a dozen rules.
D)These systems encode human knowledge in the form of "If...Then" rules.

Question

Quizplus · Accepted Answer

Expert systems encode human knowledge in the form of "If...Then" rules. A is incorrect because the rules are not necessarily created by mining data. B is incorrect because there has been some disappointment with the performance of expert systems. C is incorrect because expert systems can have many rules, sometimes numbering in the thousands.

Which of the Following Observations Concerning Expert Systems Is True