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Question #1
A stack is a data structure that allows items to be added and deleted from only one end.
Question #2
Push and pull are terms used to describe the functions done to a stack.
Question #3
A stack can be implemented as a linked list that allows nodes to be added and deleted from both
ends.
Question #4
Using a standard array as a stack requires that the maximum size of the stack be predetermined.
Question #5
A stack is a last-in first-out (LIFO) structure.