# Artificial intelligence and robotics mcqs unit 3

## Artificial intelligence and robotics mcq questions and answers

1. Knowledge and reasoning also play a crucial role in dealing with ______ environment.

1. Completely Observable
2. Partially Observable
3. Neither Completely nor Partially Observable
4. Only Completely and Partially Observable

Partially Observable

2. Treatment chosen by doctor for a patient for a disease is based on _

1. Only current symptoms
2. Current symptoms plus some knowledge from the textbooks
3. Current symptoms plus some knowledge from the textbooks plus experience
4. All of the mentioned

Current symptoms plus some knowledge from the textbooks plus experience

3. A knowledge-based agent can combine general knowledge with current percepts to infer hidden aspects of the current state prior to selecting actions.

1. TRUE
2. FALSE

TRUE

4. Wumpus World is a classic problem, best example of ____

1. Single player Game
2. Two player Game
3. Reasoning with Knowledge
4. Knowledge based Game

Reasoning with Knowledge

5. â€˜Î± |= Î² â€˜(to mean that the sentence Î± entails the sentence Î²) if and only if, in every model in which Î± is _____ Î² is also _____

1. True, true
2. True, false
3. False, true
4. False, false

True, true

6. Which is not a property of representation of knowledge?

1. Representational Verification
4. Inferential Efficiency

Representational Verification

7. Which is not Familiar Connectives in First Order Logic?

1. and
2. if
3. or
4. not

not

8. Inference algorithm is complete only if _

1. It can derive any sentence
2. It can derive any sentence that is an entailed version
3. It is truth preserving
4. It can derive any sentence that is an entailed version & It is truth preserving

It can derive any sentence that is an entailed version & It is truth preserving

9. An inference algorithm that derives only entailed sentences is called sound or truth-preserving.

1. TRUE
2. FALSE

TRUE

10. Which algorithm will work backward from the goal to solve a problem?

1. Forward chaining
2. Backward chaining
3. Hill-climb algorithm
4. None of the mentioned

Backward chaining

## air mcq questions SPPU | air mcq with answers

11. Which is mainly used for automated reasoning?

1. Backward chaining
2. Forward chaining
3. Logic programming
4. Parallel programming

Logic programming

12. What will backward chaining algorithm will return?

2. Substitutes matching the query
3. Logical statement
4. All of the mentioned

Substitutes matching the query

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

1. Queue
2. List
3. Vector
4. Stack

Stack

14. What is used in backward chaining algorithm?

1. Conjuncts
2. Substitution
3. Composition of substitution
4. None of the mentioned

Composition of substitution

15. Which algorithm are in more similar to backward chaining algorithm?

2. Depth-first search algorithm
3. Hill-climbing search algorithm
4. None of the mentioned

Depth-first search algorithm

16. Which problem can frequently occur in backward chaining algorithm?

1. Repeated states
2. Incompleteness
3. Complexity
4. Both Repeated states & Incompleteness

Both Repeated states & Incompleteness

17. How the logic programming can be constructed?

1. Variables
2. Expressing knowledge in a formal language
3. Graph
4. All of the mentioned

Expressing knowledge in a formal language

18. What form of negation does the prolog allows?

1. Negation as failure
2. Proposition
3. Substitution
4. Negation as success

Negation as failure

19. Which is omitted in prolog unification algorithm?

1. Variable check
2. Occur check
3. Proposition check
4. Both Occur & Proposition check

Occur check

## Artificial intelligence mcq and robotics mcqs questions

20. What is the frame?

1. A way of representing knowledge
2. Data Structure
3. Data Type
4. None of the mentioned

A way of representing knowledge

21. Frames in artificial intelligence is derived from semantic nets.

1. TRUE
2. FALSE

TRUE

22. Which of the following elements constitutes the frame structure?

1. Facts or Data
2. Procedures and default values
3. Frame names
4. Frame reference in hierarchy

Facts or Data

23. Like semantic networks, frames can be queried using spreading activation.

1. TRUE
2. FALSE

TRUE

24. What is Hyponymy relation?

1. A is part of B
2. B has A as a part of itself
3. A is subordinate of B
4. A is superordinate of B

A is subordinate of B

25. The basic inference mechanism in semantic network in which knowledge is represented as Frames is to follow the links between the nodes.

1. TRUE
2. FALSE

TRUE

26. There exists two way to infer using semantic networks in which knowledge is represented as Frames.

1. Intersection Search
2. Inheritance Search
3. TRUE
4. FALSE

Intersection Search

27. What among the following constitutes the representation of the knowledge in different forms?

1. Relational method where each fact is set out systematically in columns
2. Inheritable knowledge where relational knowledge is made up of objects
3. Inferential knowledge
4. All of the mentioned

All of the mentioned

28. What are Semantic Networks?

1. A way of representing knowledge
2. Data Structure
3. Data Type
4. None of the mentioned

A way of representing knowledge

29. Graph used to represent semantic network is _

1. Undirected graph
2. Directed graph
3. Directed Acyclic graph (DAG)
4. Directed complete graph

Directed graph

30. Which of the following are the Semantic Relations used in Semantic Networks?

1. Meronymy
2. Holonymy
3. Hyponymy
4. All of the mentioned

All of the mentioned

31. What is Meronymy relation?

1. A is part of B
2. B has A as a part of itself
3. A is a kind of B
4. A is superordinate of B

A is part of B

32. What is Hypernym relation?

1. A is part of B
2. B has A as a part of itself
3. A is a kind of B
4. A is superordinate of B

A is superordinate of B

33. What is Holonymy relation?

1. A is part of B
2. B has A as a part of itself
3. A is a kind of B
4. A is superordinate of B

B has A as a part of itself

34. The basic inference mechanism in semantic network is to follow the links between the nodes.

1. TRUE
2. FALSE

TRUE

35. The rule of Universal Instantiation (UI for short) says that we can infer any sentence obtained by substituting a ground term (a term without variables) for the variable.

1. TRUE
2. FALSE

TRUE

35. The corresponding Existential Instantiation rule: for the existential quantifier is slightly more complicated. For any sentence a, variable v, and constant symbol k that does not appear elsewhere in the knowledge base.

1. TRUE
2. FALSE

TRUE

36. Lifted inference rules require finding substitutions that make different logical expressions looks identical.

1. Existential Instantiation
2. Universal Instantiation
3. Unification
4. Modus Ponen

Unification

36. Which of the following is not the style of inference?

1. Forward Chaining
2. Backward Chaining
3. Resolution Refutation
4. Modus Ponen

Modus Ponen

36. For resolution to apply, all sentences must be in conjunctive normal form, a conjunction of disjunctions of literals.

1. TRUE
2. FALSE