Which of the following statements about stacks is incorrect?

a. Stacks can be implemented using linked lists.
b. Stacks are first-in, first-out (FIFO) data structures.
c. New nodes can only be added to the top of the stack.
d. The last node (at the bottom) of a stack has a null (0) link.


b. Stacks are first-in, first-out (FIFO) data structures.

Computer Science & Information Technology

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