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PROFESSIONAL-DATA-ENGINEER · Question #2
PROFESSIONAL-DATA-ENGINEER Question #2: Real Exam Question with Answer & Explanation
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Submitted by fatima_kr· Mar 30, 2026
Question
You are building a model to make clothing recommendations. You know a user's fashion pis likely to change over time, so you build a data pipeline to stream new data back to the model as it becomes available. How should you use this data to train the model?
Options
- AContinuously retrain the model on just the new data.
- BContinuously retrain the model on a combination of existing data and the new data.
- CTrain on the existing data while using the new data as your test set.
- DTrain on the new data while using the existing data as your test set.
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