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Dominant Element
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
- junior
Interview Prompt
Our IoT pipeline receives batches of sensor readings where one reading type dominates. Write a function called find_dominant that returns the reading appearing more than half the time in the list - the firmware team guarantees exactly one such reading exists per batch.
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