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  1. Using 4-bit numbers (n = 4) if k = 00112, how is k expressed in 2's complement?

    2. A.
    10112
    B.
    11012
    C.
    11002
    D.
    01012

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    Answer : Option B

    Explanation :

    In 2's complement k + 11012 = 2n = 16

    So -k is represented by 11012 .

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