A disadvantage of an expert system is that it:
A) invariably needs a human to fix the problem according to the solution the system offers.
B) provides no option for user feedback.
C) can be time-consuming and expensive.
D) can sometimes deviate from the decision rules originally programmed into the system.

Question

Quizplus · Accepted Answer

Expert systems can be time-consuming and expensive to develop and maintain due to the complexity and expertise required to encode the knowledge and rules into the system.

A Disadvantage of an Expert System Is That It