NEET Sample Paper NEET Sample Test Paper-93

  • question_answer
    Truth table for system of four NAND gates as shown in figure is

    A)        

    B)       

    C)         

    D)       

    Correct Answer: A

    Solution :

    [a] By expanding this Boolen expression \[Y=A.\overline{B}+B.\overline{A}\] Thus the truth table for this expression should be [a].


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