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What causes LLM hallucinations? How do you detect and prevent them?
ML Concept: 5-7 minutes to answer
llm-engineeringhallucinationmust-knowcategory:ai_llm_tools
Updated Jan 18, 2026
Question
Question
What causes LLM hallucinations? How do you detect and prevent them?
Expected time to answer: 5-7 minutes
Difficulty: intermediate
Why This Is Asked: Tests understanding of LLM limitations and production safety measures
Tags: llm-engineering hallucination must-know
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