Artificial Intelligence MCQs with Answers
Practice important Artificial Intelligence MCQs with answers and explanations.
Chapter: 35
Q1081:
In the conjunctive hypothesis space, what does the symbol ‘?’ represent?
A. No value is accepted
B. All values are rejected
C. Any value is acceptable
D. The concept is incorrect
Correct Answer:
C
Chapter: 35
Q1082:
What does the symbol Ø represent in the hypothesis space?
A. No output
B. All values acceptable
C. No value is acceptable
D. The correct concept
Correct Answer:
C
Chapter: 35
Q1083:
How many semantically distinct hypotheses exist when T and BP can be L, N, H, or ?
A. 16
B. 25
C. 9
D. 4
Correct Answer:
A
Chapter: 35
Q1084:
The total number of distinct hypotheses, including the all-zero case, is _______.
A. 16
B. 17
C. 18
D. 25
Correct Answer:
B
Chapter: 35
Q1085:
The hypothesis h = <L, L> corresponds to which concept from the concept space?
A. C1
B. C2
C. C3
D. C4
Correct Answer:
B
Chapter: 35
Q1086:
Version space is used for
A. representing all possible inputs
B. representing consistent hypotheses
C. filtering training data
D. enumerating concepts
Correct Answer:
B
Chapter: 35
Q1087:
Which of the following reduces the size of the concept space?
A. Exhaustive search
B. Random guesses
C. Language bias
D. Removing instances
Correct Answer:
C
Chapter: 35
Q1088:
The hypothesis h = <Ø, Ø> means:
A. Person is always sick
B. Person is never sick
C. Concept is undefined
D. Hypothesis is invalid
Correct Answer:
B
Chapter: 35
Q1089:
The number of hypotheses possible with 5 values (L, N, H, ?, Ø) per attribute is:
A. 25
B. 9
C. 17
D. 512
Correct Answer:
A
Chapter: 35
Q1090:
What is the biggest challenge with having only training data instead of full instance space?
A. Too much data
B. Exact concept is unknown
C. Difficult computation
D. Redundant instances
Correct Answer:
B
Chapter: 35
Q1091:
True concept can only be found if we have access to the entire ______.
A. training set
B. hypothesis space
C. instance space
D. concept set
Correct Answer:
C
Chapter: 35
Q1092:
The learner uses training data to learn the _______.
A. hypothesis
B. instance space
C. true concept
D. attribute set
Correct Answer:
C
Chapter: 35
Q1093:
Each box in the concept diagram represents:
A. C(xi)
B. C(T, BP)
C. Attribute pair
D. Possible value
Correct Answer:
A
Chapter: 35
Q1094:
Hypothesis space is a reduced version of ________.
A. training data
B. concept space
C. instance space
D. output values
Correct Answer:
B
Chapter: 35
Q1095:
The attribute values for T and BP in hypothesis space are:
A. L, M, H, Ø, ?
B. L, N, H, Ø, ?
C. L, H, Ø, ?, M
D. N, H, L, M, ?
Correct Answer:
B
Chapter: 35
Q1096:
Which of the following is TRUE about language bias in AI?
A. It increases the concept space
B. It restricts the concept space
C. It ignores training data
D. It allows all hypotheses
Correct Answer:
B
Chapter: 35
Q1097:
Which of the following correctly describes h = <?, ?>
A. Person is healthy for any value
B. Person is sick for all values
C. Only one output is 1
D. No outputs are defined
Correct Answer:
B
Chapter: 35
Q1098:
Which hypothesis would always output SK = 0?
A. <?, ?>
B. <?, Ø>
C. <Ø, Ø>
D. <L, L>
Correct Answer:
C
Chapter: 35
Q1099:
In hypothesis h = <T, BP>, which values can T and BP take?
A. Only L, N, H
B. Only ?, Ø
C. Only L, H, Ø
D. L, N, H, ?, Ø
Correct Answer:
D
Chapter: 35
Q1100:
The number of total possible hypotheses using 5 attribute values is
A. 16
B. 25
C. 17
D. 512
Correct Answer:
B