Artificial Intelligence MCQs with Answers
Practice important Artificial Intelligence MCQs with answers and explanations.
Chapter: 37
Q1141:
A negative example causes which of the following changes in G set?
A. Adding more general hypotheses
B. Adding minimal specializations
C. Removing specific hypotheses
D. None
Correct Answer:
B
Chapter: 37
Q1142:
Which hypothesis is inconsistent with negative example <L,L>?
A. <H,?>
B. <?,L>
C. <?,H>
D. <N,?>
Correct Answer:
B
Chapter: 37
Q1143:
Which hypothesis is inconsistent with positive example <N,H>?
A. <?,?>
B. <H,?>
C. <?,H>
D. <Ø,Ø>
Correct Answer:
B
Chapter: 37
Q1144:
Decision tree learning allows which type of search space?
A. Only conjunctive
B. Only disjunctive
C. Both conjunctive and disjunctive
D. Neither
Correct Answer:
B
Chapter: 37
Q1145:
A conjunctive concept space uses which logical operator?
A. OR
B. XOR
C. AND
D. NOT
Correct Answer:
C
Chapter: 37
Q1146:
Disjunctive space allows concept expression using ______.
A. IF-ELSE
B. OR
C. AND
D. IF-THEN
Correct Answer:
B
Chapter: 37
Q1147:
Which of the following is a disjunction of conjunctions?
A. (A OR B) AND (C OR D)
B. (A AND B) OR (C AND D)
C. A OR B OR C
D. A AND B
Correct Answer:
B
Chapter: 37
Q1148:
Decision tree represents combinations of attributes as
A. Graph
B. Sequence
C. Table
D. Tree
Correct Answer:
D
Chapter: 37
Q1149:
The output of a decision tree is TRUE when which condition is met?
A. All leaf nodes are empty
B. Any valid path from root to leaf is true
C. No node is consistent
D. All examples are negative
Correct Answer:
B
Chapter: 37
Q1150:
Decision tree representation is best suited for problems with
A. Only AND logic
B. Only OR logic
C. Complex if-else logic
D. Disjunction of conjunctions
Correct Answer:
D
Chapter: 37
Q1151:
Candidate-Elimination can be used with which type of learning task?
A. Regression
B. Classification
C. Concept Learning
D. None
Correct Answer:
C
Chapter: 37
Q1152:
The most specific hypothesis in Candidate-Elimination is
A. <?,?>
B. <Ø,Ø>
C. <H,H>
D. <? , H>
Correct Answer:
B
Chapter: 37
Q1153:
The hypothesis <H,?> is more ______ than <H,H>.
A. specific
B. general
C. accurate
D. inconsistent
Correct Answer:
B
Chapter: 37
Q1154:
<? , H> is consistent with which example?
A. <N,H>
B. <L,H>
C. <H,H>
D. All of these
Correct Answer:
D
Chapter: 37
Q1155:
<? , ?> matches with which of the following examples?
A. <H,H>
B. <N,H>
C. <L,N>
D. All of these
Correct Answer:
D
Chapter: 37
Q1156:
Version space contains all hypotheses ______ with training data.
A. specific
B. inconsistent
C. consistent
D. redundant
Correct Answer:
C
Chapter: 37
Q1157:
Which algorithm outputs a hypothesis that lies between G and S?
A. Decision Tree
B. Backpropagation
C. Naïve Bayes
D. Candidate-Elimination
Correct Answer:
D
Chapter: 37
Q1158:
The hypothesis <H,H> is consistent with which of the following examples?
A. <N,H>
B. <H,L>
C. <H,H>
D. <Ø,Ø>
Correct Answer:
C
Chapter: 37
Q1159:
IF Temperature = High AND Blood Pressure = High THEN Person = SICK is an example of
A. Disjunctive space
B. Conjunctive space
C. OR search
D. None
Correct Answer:
B
Chapter: 37
Q1160:
In decision trees, a node represents
A. Condition or attribute
B. Final class
C. Training set
D. None
Correct Answer:
A