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First and Last Timeout Per Service

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

Surface the first and last times each service experienced a connection timeout. Only look at error messages that mention 'timed out', and results should be ordered by service name.

Summary

First timeout. Last timeout. Each service.

How This Interview Works

  1. Read the vague prompt (just like a real interview)
  2. Ask clarifying questions to the AI interviewer
  3. Write your sql solution with real code execution
  4. Get instant feedback and a hire/no-hire decision

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