ISTQB Certified Tester: Testing with Generative AI Practice Mode

Community Discussion

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  - A hallucination is a confident-sounding LLM output that is factually wrong or unsupported by any source — for example, fabricated citations, invented APIs, or invented quotations. Hallucinations are central to GenAI testing and a major focus of CT-GenAI: detection, measurement, and mitigation through grounding, RAG, and guardrails.