← Back to Distributed Systems

CDN

Distributed Systems

The Question

What is a CDN and how does it work?

What a Strong Answer Covers

  • Edge caching
  • origin fetch
  • anycast DNS.

Related Questions

  • Consistent Hashing
  • Rate Limiting
  • Load Balancer — L4 vs L7
  • Distributed Transactions — 2PC, Saga
  • Exactly-once Delivery

Practice This Question

Get AI-graded feedback on your answer with follow-up probes on weak points.

Take the Free Assessment
GrindQuestionsAITechnical interview assessment
TermsPrivacyAbout