Chapter 3 BOOLEAN ALGEBRA MCQs 10 min Score: 0 Attempted: 0/10 Subscribe 1. . The expression for Absorption law is given by: (A) A + AB = B (B) A + AB = A (C) AB + AA’ = A (D) A + B = B + AShow All Answers 2. . According to boolean law: A + 1 = ?: (A) A (B) 1 (C) 0 (D) A’Show All Answers 3. . The involution of A is equal to ________: (A) A (B) A’ (C) 1 (D) 0Show All Answers 4. . A(A + B) = ?: (A) A (B) 1 (C) (1 + AB) (D) ABShow All Answers 5. . DeMorgan’s theorem states that _: (A) (AB)’ = A’ + B (B) (A + B)’ = A’ * B (C) A’ + B’ = A’B’ (D) (AB)’ = A’ + B’Show All Answers 6. . (A + B)(A’ * B’) = ?: (A) 1 (B) AB’ (C) AB (D) 0Show All Answers 7. . Complement of the expression A’B + CD’ is: (A) (A + B’)(C’ + D) (B) (A’ + B)(C’ + D) (C) (A’ + B)(C’ + D) (D) (A + B’)(C + D’)Show All Answers 8. . The logical sum of two or more logical product terms is called: (A) SOP (B) POS (C) OR operation (D) NandShow All Answers 9. . In which of the following gates the output is 1 if and only if at least one input is 1? (A) AND (B) OR (C) NAND (D) NORShow All Answers 10. . Odd parity of word can be conveniently tested by: (A) OR gate (B) And gate (C) Nand gate (D) X-ORShow All Answers
