Where the Talking Stops

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

The community team is auditing channel health across the workspace. For each channel, report the total message count, how many different people posted, and what percentage of messages were later edited.

Summary

Which channels are ghost towns?

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