Node Utilization

A hard 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
hard
Seniority
L4

Interview Prompt

Which teams carry the biggest net cloud spend in each region of `cost_allocs`, and what is each team's average allocation there in whole dollars? Give each team its standing within its region.

Summary

Overloaded nodes hiding in busy regions. Spot the hot spots.

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