2's complement of 1011011 is - Digital Electronics

Electronics and Communication Engineering (ECE) : Digital Electronics - Quiz(MCQ)

2's complement of 1011011 is

0100011

0110101

0100101

Correct Answer : Option (D) : 0100101

Explanation : If you want to calculate 2's complement of any binary number, first you need to calculate 1's complement of that number and then add 1 to it.

2's complement of 1011011 = 0100100 + 1 = 0100101.

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