## 1. Which of the following is a universal gate?

## 2. The number of input words in a truth table always equals _____ where n is the number of inputs bits.

## 3. Conversion of decimal number 61_{10} to it's binary number equivalent is

_{10}to it's binary number equivalent is

## 4. Multiplication of 47_{8} by 52_{8} is

_{8}by 52

_{8}is

## 5. Which of the following boolean algebra statements represent commutative law

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