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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is direct recursion?
💡 Hint: Think about functions that refer to themselves.
Question 2
Easy
What is a base case in recursion?
💡 Hint: What makes recursion stop?
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 base case do in recursion?
- Stops recursion
- Initiates recursion
- Changes the function
- None of the above
💡 Hint: Remember the definition of the base case.
Question 2
Direct recursion involves a function calling itself directly.
- True
- False
💡 Hint: Think about what 'direct' means in this context.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a recursive function to compute the nth Fibonacci number. Explain how it leverages direct recursion.
💡 Hint: Break down Fibonacci into definitions of previous numbers.
Question 2
Consider the factorial function. Optimize it using memoization: how would that change the recursive approach?
💡 Hint: Think about storing results to avoid recalculating them.
Challenge and get performance evaluation