Implement a simple traffic light state machine using a dictionary
A medium Python mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- Python
- Difficulty
- medium
Interview Prompt
Implement a simple traffic light state machine using a dictionary. Start at 'green', transition through 'yellow' to 'red' to 'green' using a 'timer' event. Run 4 transitions and print each state.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your python solution with real code execution
- Get instant feedback and a hire/no-hire decision