Heavy Ad Exposure
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
- L5
Interview Prompt
A user qualifies as heavy ad exposure if they have 3 or more impressions from a single campaign, or if they have 5 or more total impressions spread across at least 2 different campaigns. Return the qualifying user IDs.
Summary
Saturated with ads. Is it too much?
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your sql solution with real code execution
- Get instant feedback and a hire/no-hire decision