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Punjab Medical Punjab - MET Solved Paper-2010

  • question_answer
    Which logic gate is represented by the following combination of logic gates?

    A) \[OR\]                                  

    B) \[NAND\]

    C) \[AND\]                              

    D) \[NOR\]

    Correct Answer: C

    Solution :

    Output\[Y=\overline{\bar{A}+\bar{B}}\]                 \[Y=\overline{\bar{A}+\bar{B}}=\bar{\bar{A}}\cdot \bar{\bar{B}}=A\cdot B\] This is the output equation of AND gate.


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