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The Chunked Reader
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
- Seniority
- junior, mid
Interview Prompt
Our ingestion pipeline processes files larger than available memory. Write a generator function called chunked_read that takes a list (simulating file lines) and a chunk size, and yields one chunk at a time. Each chunk is a list of up to chunk_size elements. The last chunk may be smaller.
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