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Quarterly Consolidated Cloud Costs

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
mid

Interview Prompt

Finance weights each cloud service's raw cost by its matching allocation amount from cost_allocs. For Q1 and Q2 of 2026, compute the total weighted spend per quarter. Return the quarter label (Q1/Q2) and total converted spend.

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