Department Spend Difference

An easy SQL mock interview question on DataDriven, with an AI interviewer who asks follow-up questions and a hire or no-hire decision at the end.

Domain
SQL
Difficulty
easy
Seniority
L3

Interview Prompt

Leadership wants to compare peak metric values between the engineering and marketing departments. Find the highest metric value recorded in each of the two, and return the gap between those peaks as a single number.

Summary

The compensation gap between departments.

How This Interview Works

  1. Read the vague prompt (just like a real interview)
  2. Ask clarifying questions to the AI interviewer
  3. Write and run your SQL against a real database
  4. Answer the interviewer's follow-up questions, then get a hire or no-hire decision