Multiple choice

The excess 3 code is also known as

  1. cycle redundancy code

  2. weighted code

  3. self complimenting code

  4. algebraic code
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Excess-3 code is a self-complementing code because the 1's complement of any excess-3 encoded number yields the excess-3 representation of the 9's complement of the original decimal number. This property makes it useful for arithmetic operations.

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