The Footprint
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
- L3
Interview Prompt
Capacity planning is reviewing how the server fleet spreads across regions. Show the node count for each region, from the most to the fewest.
Summary
Some regions carry more of the fleet than others. Show how it is spread.
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