1.

A universal logic gate can implement any Boolean function by connecting sufficient number of them appropriately. Three gates are shown:Which one of the following statements is TRUE?

A. Gate 1 is a universal gate.
B. Gate 2 is a universal gate.
C. Gate 3 is a universal gate.
D. None of the gates shown is a universal gate.
Answer» D. None of the gates shown is a universal gate.


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