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PGEE 2018

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Which of the following can be used to realize all the boolean function

A) Nand

B) Exor

C) AND

D) Nor
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A) Nand ------->functionally complete set

B) Exor...........>not a functionally complete

C) AND...........>not a functionally complete

D) Nor...........> functionally complete

so option A and D ia answer

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