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The Order Enforcer

A easy Python mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.

Domain
Python
Difficulty
easy
Seniority
L3

Interview Prompt

Given a string of lowercase letters, return True if no 'a' appears after any 'b' (once a 'b' is seen, all subsequent chars are not 'a'). Empty strings return True.

Summary

Some rules say every A must come before every B.

How This Interview Works

  1. Read the vague prompt (just like a real interview)
  2. Ask clarifying questions to the AI interviewer
  3. Write your python solution with real code execution
  4. Get instant feedback and a hire/no-hire decision

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