Multiple choice

The excess-3 code is also known as

  1. cyclic redundancy code.

  2. weighted code.

  3. self complementing code.

  4. algebraic code
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C Correct answer
Explanation

Excess-3 code is a non-weighted code where each decimal digit is represented by adding 3 to the digit before converting to binary. It is a self-complementing code because the 9's complement of a decimal digit is obtained by taking the 1's complement of its excess-3 binary representation.

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