The Config Blender
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 two dicts base and override, recursively deep-merge them. For any key, if both sides have dict values, recurse. Otherwise the override value wins. Do not mutate inputs.
Summary
Config collision. The surviving values after a merge.
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