1. In a digital control system, there are three inputs a,b,c. The output should be present when at least two inputs are present.
The Boolean expression for the output is :
(a) (b) (c) (d)
Answer
Answer : (a)
Explanation
Explanation : No answer description available for this question. Let us discuss.
555555555529. When are the inputs to a NAND gate, according to De Morgan's theorem, the output expression could be: (a) X = A + B (b) (c) X = (A)(B) (d)