1.

The combination of ?NAND? gates shown here under (figure) are equivalent to                  [Haryana CEET 1996]

A.            An OR gate and an AND gate respectively
B.            An AND gate and a NOT gate respectively
C.            An AND gate and an OR gate respectively
D.            An OR gate and a NOT gate respectively.
Answer» B.            An AND gate and a NOT gate respectively


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