Solved MCQs on Fuzzy Logic in Artificial Intelligence (Questions Answers).

**1. Which of the following are the ways to represent uncertainty?**

(A). Fuzzy Logic

(B). Probability

(C). Entropy

(D). None of these

(E). All of these

MCQ Answer: (E). All of these

**2. Which of the following are the algorithms that learn from their environments that are more complex (hence eco) to approximate, generalize, and simplify the solution logically.**

(A). Fuzzy Set

(B). Ecorithms

(C). Fuzzy Relational DB

(D). None of these

MCQ Answer: (A). Fuzzy Set

**3. Which of the following logic is the form of Fuzzy logic?**

(A). Two-valued logic

(B). Crisp set logic

(C). Binary set logic

(D). Many-valued logic

(E). None of these

MCQ Answer: (D). Many-valued logic

**4. Fuzzy logic is considered as an extension of Crisp set with an extension of controlling the concept of Partial Truth.**

(A). True

(B). False

(C). Partially true

MCQ Answer: a

**5. We can represent the values of the set membership?**

(A). by Discrete Set

(B). by Probabilities

(C). by Degree of truth

(D). Both by Degree of truth and by Probabilities

(E). None of these

MCQ Answer: (C). by Degree of truth

**6. Japan is the first country to utilize fuzzy logic practically on high-speed trains in the city of Sendai in Japan.**

(A). True

(B). False

(C). Partially true

MCQ Answer: a

**7. We can usually represent Fuzzy logic?**

(A). as IF-THEN-ELSE rules

(B). as IF-THEN rules

(C). Both as IF-THEN-ELSE rules and as IF-THEN rules

(D). None of these

MCQ Answer: b

**8. Fuzzy Set theory defines which of the following fuzzy operators?**

(A). AND operator

(B). OR operator

(C). NOT operator

(D). All of these

(E). None of these

MCQ Answer: d

**9. There are some operators that are more linguistic in nature and commonly known as …… that can be applied to fuzzy set theory.**

(A). Lingual Variable

(B). Hedges

(C). Fuzz Variable

(D). None of these

(E). None of these

MCQ Answer: (B). Hedges

**10. Traditional set theory is also commonly known as Crisp Set theory.**

(A). True

(B). False

(C). Partially true

MCQ Answer: a

**11. The truth values of traditional set theory are ………… and the truth values of the fuzzy set are ……..?**

(A). Between 0 and 1, between 0 and 1

(B). Between 0 and 1, Any of 0 or 1

(C). Any of 0 or 1, between 0 and 1

(D). Any of 0 or 1, Any of 0 or 1

(E). None of these

MCQ Answer: (C). Any of 0 or 1, between 0 and 1

**12. Like relational databases, fuzzy relational databases also exist.**

(A). True

(B). False (C). Partially true

MCQ Answer: a

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