Director Data Science Interview Questions

453 director data science interview questions shared by candidates

1. What is overfitting? 2. What is L1 and L2 norm? 3. Describe difference between CNN and DNN (Fully connected network) 4. Describe the difference between Gradient boosting and random forest. 5. What is a random forest? 6. Describe the difference between Gradient boosting and XGBoost.
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Manager Data Scientist

Interviewed at American Express

4.1
Sep 16, 2021

1. What is overfitting? 2. What is L1 and L2 norm? 3. Describe difference between CNN and DNN (Fully connected network) 4. Describe the difference between Gradient boosting and random forest. 5. What is a random forest? 6. Describe the difference between Gradient boosting and XGBoost.

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