Artificial Intelligence - Knowledge Representation

1. From the lecture what can you recall about XCON?
I. It was a rule-based system designed to assist physicians in the diagnosis of patients with bacterial infections
II. It was a backward chaining rule-based system
III. It was a rule-based expert system designed to help automatically configured computer systems
IV. It was a forward chaining rule-based system

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2. A rue-based system makes inferences using either Forward Chaining or Backward Chaining. Forward chaining corresponds to ______ approach and backward chaining corresponds to ______ approach
I. Goal-directed, Data-driven
II. Eager, Lazy
III. Lazy, Eager
IV. Data-driven, Goal-directed

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3. A rue-based system has two types of memory components - long term memory and short term memory. The former corresponds to ________ and the latter corresponds to _______

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4. Which of the following is the most expensive phase in the working of a rule-based system?

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5. The motivation behind employing Rete algorithm is

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