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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the push operation do in a stack?
💡 Hint: Think about what happens when you stack plates!
Question 2
Easy
What happens when you pop an element from the stack?
💡 Hint: Imagine taking the top item off a stack.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does a push operation do?
- Adds an element to the stack
- Removes the top element
- Performs a computation
💡 Hint: Think about how a physical stack of objects works.
Question 2
Is the following statement true or false? A stack follows a Last In First Out (LIFO) principle.
- True
- False
💡 Hint: Remember, the last item added is the first one to be removed.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a stack sequence of operations: push(4), push(6), add(), push(10), push(2), multiply(). What is the value of the top element after all operations?
💡 Hint: Break down the steps one by one.
Question 2
You have a stack with elements 30, 40, and 50 after several operations. If you pop two elements and then push 25, what would the new top be?
💡 Hint: Work through each operation carefully.
Challenge and get performance evaluation