Practice Recursion Vs Iteration (12.5) - Recursion

Practise this section

9 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
Define recursion in the context of programming.
Show hintHide hint
Think of how math functions can repeat processes.
Question 2.
What is the base case in recursion?
Show hintHide hint
Consider it as the termination point of recursive calls.
3Question 3.
What is a base case in recursion?
- A condition that allows recursion to continue
- A stopping condition for recursion
- A method to optimize recursion
Show hintHide hint
It's the safety net of a recursive function.
4Question 4.
True or False: Recursion can lead to stack overflow if not managed correctly.
- True
- False
Show hintHide hint
Think about what happens when too many functions call themselves.
Question 5.
Implement a recursive function for the Fibonacci series in Java and discuss its time complexity.
Show hintHide hint
Consider memoization to optimize this function.
Question 6.
Create a program that compares performance between recursive and iterative factorial calculations. Measure execution time.
Show hintHide hint
Think about how to set up your testing environment for accurate measurements.

5 more questions in this section. Enroll free to practise them all.