Frontend System Design
/Intermediate
CDN Caching
Definition
CDNs sit between the user and the origin server. They cache responses closer to the user geographically. CDN caching is controlled via `s-maxage` or edge-specific rules.
Explain Like I'm New
A massive global hard drive that stores your website so people in Australia don't have to wait for the data to travel from your server in New York.
Interview Questions
basic
- How does CDN Caching fundamentally work?
intermediate
- What are the performance implications of CDN Caching?
advanced
- How does CDN Caching scale in an enterprise architecture?
trick
- Are there scenarios where CDN Caching is an anti-pattern?