Question # 1

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0

1

x

According to Idempotent law , x + y = __________

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1

0

x

x . x

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x + y

According to Boolean algebra A+A+......+A is

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A

n A

0

1

According to absorption law x. (x+y) =

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x

y

1+x

1+y

An OR gate has 6 input. The number of input words in its truth table are.

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6

32

64

128

The 'Boolean Algebra' is based on the premise that

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there are two states

differential equations can be solved by analog circuits.

either a statement is true or false

arithmetic operations can be carried out

Logical addition refers to operation of

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OR gate

AND gate

NOT gate

invertr gate

Which of the following operations are used by Boolean algebra.?

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Boolean addition

Boolean multiplication

Boolean complementation

All of the above

In a three input NAND gate, if all the inputs are 1, the output is.

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0

1

3

indeterminate

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ECAT Computer Science Chapter 5 Boolean Algebra Online Test MCQs With Answers

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