Loading interview...

Service User Growth Rate

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
mid

Interview Prompt

The SRE team is measuring service adoption momentum heading into the new year. For each service, calculate the growth rate of health check activity between December 2025 and January 2026, defined as January's check count divided by December's.

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