Question 290
A project needs a scalable store for precomputed document vectors and nearest-neighbor search. Which solution directly addresses this scenario?
Explanation
Correct Answer
Vector indexes support fast retrieval by embedding similarity, supporting similarity retrieval persistence.
Incorrect Answers
Language generation synthesizes a response grounded in selected passages. Its primary purpose is narrative response from retrieved evidence, not similarity retrieval persistence.
Durable source object storage precedes embedding and retrieval. It solves preservation of original reference documents, not similarity retrieval persistence.
Managed knowledge retrieval combines chunking, embeddings and source lookup. That addresses managed RAG source indexing, not similarity retrieval persistence.






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