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What happens when you try to pop an element from an empty stack?

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Question: What happens when you try to pop an element from an empty stack?

Options:

  1. It returns null
  2. It throws an exception
  3. It returns the last element added
  4. It does nothing

Correct Answer: It throws an exception

Solution: 

Attempting to pop from an empty stack typically results in an exception being thrown.

What happens when you try to pop an element from an empty stack?

Practice Questions

Q1
What happens when you try to pop an element from an empty stack?
  1. It returns null
  2. It throws an exception
  3. It returns the last element added
  4. It does nothing

Questions & Step-by-Step Solutions

What happens when you try to pop an element from an empty stack?
  • Stack Data Structure – A stack is a collection of elements that follows the Last In, First Out (LIFO) principle.
  • Exception Handling – When an operation is performed that violates the rules of the data structure, an exception is raised to indicate an error.
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