Applied Scientist Interview Questions

1,175 applied scientist interview questions shared by candidates

1. What are the evaluation metrics used for LLM evaluation? 2. How is LSTM different from Transformer architecture? 3. Why is RAG architecture used instead of fine-tuning LLM models? 4. How is BERT different from GPT model? 5. What will I do in case of imbalanced dataset? 6. How is linear regression different from logistic regression? What types of loss functions are used in each of these scenarios? 7. What is the task of dropout and activation function?
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Applied Scientist

Interviewed at Amazon

3.5
Sep 19, 2025

1. What are the evaluation metrics used for LLM evaluation? 2. How is LSTM different from Transformer architecture? 3. Why is RAG architecture used instead of fine-tuning LLM models? 4. How is BERT different from GPT model? 5. What will I do in case of imbalanced dataset? 6. How is linear regression different from logistic regression? What types of loss functions are used in each of these scenarios? 7. What is the task of dropout and activation function?

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