100 Real GenAI Engineer Interview Questions

Posted on Wed 03 June 2026 in GenAI • Tagged with genai, interview, llm, rag, agents, mlops, compliance

Training & Adaptation Strategy

  1. What approaches exist for training or adapting an LLM? — Pretraining, fine-tuning, instruction tuning, prompt engineering, RAG.

  2. Base model vs instruction-tuned model? — Pure next-token predictor vs one aligned to follow instructions.

  3. When would you choose fine-tuning over RAG? — Stable domain knowledge, style/format control, latency sensitivity.

  4. When would …


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