Clean Cache CDN Edges
A easy SQL mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- SQL
- Difficulty
- easy
- Seniority
- L3
Interview Prompt
Which CDN edge locations are serving cached content cleanly? Find edges that had a cache hit with a successful HTTP status (below 400). Return only unique edge locations.
Summary
Cached, clean, error-free edges.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your sql solution with real code execution
- Get instant feedback and a hire/no-hire decision