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    The Complementary Coded Decimal (CCD) code for decimal 325 is:
    Question

    The Complementary Coded Decimal (CCD) code for decimal 325 is:

    A.

    1100 1010 1101

    B.

    1101 1010 1100

    C.

    1100 1101 1010

    D.

    1111 1010 1101

    Correct option is C


    Complementary Coded Decimal (CCD) or Aiken code: The Aiken code (also known as 2421 code) is a complementary binary-coded decimal (BCD) code. A group of four bits is assigned to the decimal digits from 0 to 9 according to the following table.

    We can get the CCD equivalent for any decimal number by considering its 9 's complement. Calculation: Given decimal number =325 9 's complement =674 Complementary Coded Decimal (CCD) code =110011011010

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