Which of the following is a weighted code?

2016

Which of the following is a weighted code?

Answer: B. BCDThe correct option is B. BCD (Binary Coded Decimal) is a weighted code where each bit position has a fixed mathematical weight, specifically 8, 4, 2, and 1.…

  1. A.

    Excess-3

  2. B.

    BCD

  3. C.

    Gray

  4. D.

    Both BCD and Excess-3

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Correct answer: B

The correct option is B. BCD (Binary Coded Decimal) is a weighted code where each bit position has a fixed mathematical weight, specifically 8, 4, 2, and 1. Conversely, Excess-3 and Gray codes are non-weighted codes because their bit positions do not carry specific positional weights.

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