What does first and last nodes of a xor linked lists contain ? (let ad – McqOptions

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1.	What does first and last nodes of a xor linked lists contain ? (let address of first and last be A and B)
A.	NULL xor A and B xor NULL
B.	NULL and NULL
C.	A and B
D.	NULL xor A and B
Answer» B. NULL and NULL

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