Which of the following data structures uses LIFO (Last In First Out) principle?

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Question: Which of the following data structures uses LIFO (Last In First Out) principle?

Options:

Correct Answer: Stack

Solution:

A stack uses the LIFO principle, meaning the last element added is the first one to be removed.

Which of the following data structures uses LIFO (Last In First Out) principle?

Which of the following data structures uses LIFO (Last In First Out) principle?

Step 1: Understand what LIFO means. LIFO stands for Last In First Out.
Step 2: Think about how items are added and removed in a LIFO structure.
Step 3: Realize that in a LIFO structure, the last item added is the first one to be taken out.
Step 4: Identify the data structure that follows this principle. A stack is a data structure that uses LIFO.
Step 5: Conclude that when you add items to a stack, the most recent item will be the first one you can remove.

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