The Ones Who Finish
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
A fitness streaming app measures engagement by how far members get through each clip before dropping off, comparing time watched against the clip's full length. For views logged this year, find the average completion and the number of views per content format, ignoring items with no recorded length, with the most absorbing format first.
Summary
Plenty of members press play. Far fewer reach the final rep. Find the formats that hold them.
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