Your question is Large Dataset Analysis Pipeline. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
You are discussing a past project where you had to work through a large dataset and turn raw data into something usable for analysis. The interviewer wants to understand how you approached the pipeline, not just the final analysis.
Describe a project where you had to analyze a large dataset. What tools did you use?