---
id: 698dcf297932b3cc4b19c929
title: Recursive Functions 
challengeType: 11
videoId: nRK4wRqKe1k
dashedName: recursive-functions
---

# --description--

In this video, you will learn about recursion. 

# --questions--

## --text--

What is an important aspect that all recursive functions should have?

## --answers--

They must run in a loop indefinitely.

---

They must not use any variables.

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A base case.

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They must always print output.

## --video-solution--

3
