MCA sample papers

Boolean Algebra Questions and Answers

Boolean Algebra MCQ

Questions on Boolean Algebra Mathematics with answers.

Ques. In Boolean Algebra, the zero element ‘0’
(a) Has two values
(b) Is unique
(c) As atleast two values
(d) None of these
Ans. (b)

Ques. In Boolean Algebra, the unit element ‘1’
(a) Has two values
(b) Is unique
(c) Has atleast two values
(d) None of these
Ans. (b)

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Ques. In a Boolean Algebra B, for all x in B, x  x =
(a) 0
(b) 1
(c) x
(d) None of these
Ans. (c)

Ques. In a Boolean Algebra B, for all x in B, x x =
(a) 0
(b) 1
(c) x
(d) None of these
Ans. (c)

Ques. In a Boolean Algebra B, for all x in B, x 1 =
(a) 0
(b) 1
(c) x
(d) None of these
Ans. (b)

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Ques. In a Boolean Algebra B, for all x, y in B, x (x y) =
(a) y
(b) x
(c) 1
(d) 0
Ans. (b)

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Ques. In a Boolean Algebra B, for all x, y in B, x (x y) =
(a) y
(b) x
(c) 1
(d) 0
Ans. (b)

Ques. In a Boolean Algebra B, for all x in B, (x’)’ =
(a) x
(b) x
(c) 1
(d) 0
Ans. (b)

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Ques. In a Boolean Algebra B, for all x, y in B,(x y)’ =
(a) x’ v y
(b) x y
(c) 1
(d) None of these
Ans. (b)

Ques. In a Boolean Algebra B, for all x, y in B, (x y)’ =
(a) x’ y’
(b) x’ y’
(c) 1
(d) None of these
Ans. (b)

Ques. In a Boolean Algebra B, for all x in B, 1’ =
(a) 0
(b) 1
(c) x 1
(d) None of these
Ans. (a)

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Ques. Dual of (x’ y’) = x y is
(a) (x’ y’) = x y
(b) (x’ y’) = x y
(c) (x’ y’)’ = x y
(d) None of these
Ans. (b)

Ques. Dual of x (y x) = x is
(a) x (y x) = x
(b) x (y x) = x
(c) (x y) A(x x) = x
(d) None of these
Ans. (a)

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Vishal Arora

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