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In an expert system operating mode, a process of beginning with a premise and using the knowledge base to justify a solution based on raw input data is called ___________.
Backward chaining
Forward chaining
None of the above
Lateral chaining
Backward chaining refers to a situation when AI has to "work backwards" from a set goal (solution to a problem) to finding right steps to reach it. It is the opposite of forward chaining, where AI "works forward" from a problem to its solution. Lateral chaining is not one of the expert system operating modes.
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