Loading interview...

Failure Rate

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

Interview Prompt

The DevOps lead is presenting build reliability at the all-hands and needs a failure percentage per repository. For each repo, what share of its CI builds ended in a 'failed' status?

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