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An expert system that uses forward and reverse chaining can be described as what?
Inference engine
Certainty factors
All of these
Rulebase
Forward chaining is one of the two main methods of reasoning when using an inference engine and can be described logically as repeated application of modus ponens. Forward chaining is a popular implementation strategy for expert systems, ... The opposite of forward chaining is backward chaining. Forward chaining Edit: changed from "best described" which eliminates the All of these possibility.
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