Question: A pushdown stack is a very useful dynamic data structure. It is also commonly referred to as a last-in first-out (LIFO) data structure. (i) Explain

A pushdown stack is a very useful dynamic data structure. It is also commonly referred to as a last-in first-out (LIFO) data structure.

(i) Explain briefly how the pushdown stack can be used to implement the following computation:

7 + ((8+1) * (6+4))

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