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AI Engineer (LLM & Generative AI)
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Easy
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What a vector database does
easy
5 pts · first answer counts
vector-search
rag
What a vector database does
What is the main job of a vector database in a RAG system?
Choose one answer
A.
Generate the final answer text from the retrieved chunks
B.
Store the full chat history of each user in time order
C.
Count and trim the tokens in each prompt before sending
D.
Find the stored embeddings nearest to a query embedding, fast
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