1) The Boolean expression A+B+C is: a) A sum term b) A literal term c) A product term d) A complement term 2) The Boolean expression A B C is: a) A Sum term b) A literal term c) A product term d) Always 2 3) According to commutative law of addition: a) AB = BA b) A = A + A c) A + (B +C) = (A + B) +C d) A + B = B + A 4) According to the associative law of multiplication: a) B = BB b) A(BC) = (AB) C c) A + B = B + A d) B + B(B+O) 5) According to the distributive law: a) A(B+C) = AB + AC b) (ACBC) = ABC c) A + B = B + a d) B + B(B+O) 6) Which one of the following is not a valid rule of Boolean algebra? a) A +l = 2 b) A = A c) AA = A d) A + 0 = A 7) A 3-variable K-Map has: a) Eight Cells b) Sixteen Cells c) Three Cells d) Four Cells 8) Logical addition is done by ................... operator. a) OR b) NOT c) AND d) all of them 9) According to DeMorgon's Theorem: The complement of a sum of variables is equal to the ............... of the variables. a) sum of complement b) complement of product c) product of the complement d) None of them

Chapter #6:IX

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