Logic Gates

Question 1

if a = 1 and b = 0 what is the output of a xor gate

Answer 1

1

Question 2

What is the truth table for the AND and NAND logic gates.

Answer 2

AND : [1 + 1 = 1][0 + 1 = 0][0 + 0 = 0][1 + 0 = 0]

NAND : [1 + 1 = 0][0 + 1 = 1][0 + 0 = 1][1 + 0 = 1]

Question 3

What is the symbol (operator) for a xor operation?

Answer 3

⊕