Hottest Regions by CPU
A medium SQL mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- SQL
- Difficulty
- medium
- Seniority
- L4
Interview Prompt
Capacity planning wants the three regions running hottest on average. For each region, compute the average CPU percentage across its nodes, and return the top 3 regions by that average, highest first.
Summary
Where the fleet runs warmest.
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