Question

The following configuration of gates is equivalent to

• A. NAND
• B. XOR
• C. OR
• D. AND

Answer 1

Answer: (B)

XOR

Answer 2

Output of $G_1 = (A + B)$ Output of $G_{2} = \overline{A\cdot B}$ Output of $G_{3} = \left(A + B\right)\cdot \overline{A\cdot B}$ which gives XOR gate.