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---
id: 5e9a0a8e09c5df3cc3600ed2
challengeType: 11
videoId: 5Nwfs5Ej85Q
---
## Description
<section id='description'>
</section>
## Tests
<section id='tests'>
```yml
question:
text: |
Why are Numpy arrays faster than regular Python lists?
answers:
- |
Numpy does not perform type checking while iterating through objects.
- |
Numpy uses fixed types.
- |
Numpy uses contiguous memory.
- |
All of the above.
solution: 4
```
</section>