Computer Science for IGCSE & O level - Boolean Logic (Section 7 - No. 43)
Which of the following is equivalent to a XOR gate using only AND, OR, and NOT gates?
(A AND B) OR (NOT A AND B)
(A AND NOT B) OR (NOT A AND B)
(A AND B) OR (NOT A AND NOT B)
(A OR B) AND (NOT A OR NOT B)
Giải thích
The formula for XOR is (A AND NOT B) OR (NOT A AND B).