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Digital-Logic-Design

Question 742
Which of the following is not a valid rule of XOR?
A
0 XOR 0 = 0
B
1 XOR 1 = 1
C
1 XOR 0 = 1
D
B XOR B = 0
Question 742 Explanation: 

XOR gate only returns 1 as the output when both inputs are different and in every other case, it returns 0.

So, options (A), (C) and (D) are correct.

Correct Answer: B
Question 742 Explanation: 

XOR gate only returns 1 as the output when both inputs are different and in every other case, it returns 0.

So, options (A), (C) and (D) are correct.

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