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    Question

    Which one of the following represent the binary

    equivalent of the decimal number 23 ?
    A 01011 Correct Answer Incorrect Answer
    B 10111 Correct Answer Incorrect Answer
    C 10011 Correct Answer Incorrect Answer
    D None of the above Correct Answer Incorrect Answer

    Solution

    10111 Divide 23 successively by 2 until the quotient is 0: 23/2 = 11, remainder is 1 11/2 = 5, remainder is 1 5/2 = 2, remainder is 1 2/2 = 1, remainder is 0 1/2 = 0, remainder is 1

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