Which module is missing from most expert systems?
A) user interface subsystem
B) knowledge base subsystem
C) inference engine
D) knowledge refinement subsystem

Question

Quizplus · Accepted Answer

The missing module from most expert systems is the knowledge refinement subsystem which is responsible for acquiring new knowledge and updating the knowledge base subsystem. The user interface subsystem (A), knowledge base subsystem (B), and inference engine (C) are typically included in most expert systems.

Which Module Is Missing from Most Expert Systems