Logical Agents Questions

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41.

Which is mainly used for automated reasoning?

A

Backward chaining

B

Forward chaining

C

Logic programming

D

Parallel programming

Correct Answer: C

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42.

What will backward chaining algorithm will return?

A

Additional statements

B

Substitutes matching the query

C

Logical statement

D

All of the mentioned

Correct Answer: B

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43.

How can be the goal is thought of in backward chaining algorithm?

A

Queue

B

List

C

Vector

D

Stack

Correct Answer: D

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44.

What is used in backward chaining algorithm?

A

Conjuncts

B

Substitution

C

Composition of substitution

D

None of the mentioned

Correct Answer: C

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45.

Which algorithm are in more similar to backward chaining algorithm?

A

Depth-first search algorithm

B

Breadth-first search algorithm

C

Hill-climbing search algorithm

D

All of the mentioned

Correct Answer: A

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46.

Which problem can frequently occur in backward chaining algorithm?

A

Repeated states

B

Incompleteness

C

Complexity

D

Both Repeated states & Incompleteness

Correct Answer: D

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47.

How the logic programming can be constructed?

A

Variables

B

Expressing knowledge in a formal language

C

Graph

D

All of the mentioned

Correct Answer: B

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48.

What form of negation does the prolog allows?

A

Negation as failure

B

Proposition

C

Substitution

D

Negation as success

Correct Answer: A

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49.

Which is omitted in prolog unification algorithm?

A

Variable check

B

Occur check

C

Proposition check

D

Both Occur & Proposition check

Correct Answer: B

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