Difference Between Stack and Queue

No.	Stack	Queue
1	Stack is a data structure in which elements are added and removed from only one end, which is called the top.	A queue is a data structure in which elements are added from one end (from back) and are removed from another end (from front).
2	In Stack only two operations are allowed: PUSH (to add elements), PULL (to remove  elements).	Queue uses two operations are: ENQUEUE (to add elements), DEQUEUE (to remove elements).
3	It Works on LIFO (Last in first out principle).	It works on FIFO (first in first out principle).
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