12th Class Computers Science Sample Paper Cyber Olympiad Sample Paper-5

  • question_answer
    Dual of \[\left( X+Y \right).\left( \overline{X}+\overline{Z} \right)+\left( Y.\overline{Z} \right)\]is____.

    A) \[X.Y+\overline{X}.\overline{Z}+Y.Z\]

    B) \[X.Y+\overline{X}+\overline{Z}+Y.\overline{Z}\]

    C) \[X.Y+\overline{X}.\overline{Z}.\left( Y+\overline{Z} \right)\]

    D) \[X+Y+\overline{X}.\overline{Z}+Y.\overline{Z}\]

    Correct Answer: C


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