Given below are four logic gate symbol (figure). Those for OR, NOR and – McqOptions

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1.	Given below are four logic gate symbol (figure). Those for OR, NOR and NAND are respectively [NSEP 1994]
A.	1, 4, 3
B.	4, 1, 2
C.	\[T\sqrt{\frac{\rho -1}{\rho }}\]
D.	4, 2, 1
Answer» D. 4, 2, 1

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