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Average Response Time by Hour
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
- junior
Interview Prompt
Users in Asia-Pacific keep reporting slow page loads during their morning. To check whether the servers show a time-of-day pattern, compute the average response time for each hour of the day and present the hours in chronological order.
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