1 Marks: 25 The central component of a knowledge based agents is its knowledge-b

Question

1
Marks: 25
The central component of a knowledge based agents is its knowledge-base (informally, a set of sentences). Each sentence represents some assertion about the world. Which of the following statements are considered true in this context?

(Select all that apply)

Choose at least one answer.
A. There must be a way to add new sentences to the knowledge-base (TELL task).
B. There must be a way to query the knowledge-base (ASK task).
C. KB sentences may only be constructed using mathematical expressions.
D. Logical inference may be used to generate new sentences that are

Explanation / Answer

1- D. Logical inference may be used to generate new sentences that are “entailed” by existing sentences. 2- D. All !, B and C 3. A. Totally ordered 4-E. None of ABOVE 5- D. The only two logical connectives supported in propositional logic are conjunction and disjunction connectives. 6- if table is like that p q P?q F F T F T T t F F t T T than D. Implication

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