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AIF-C01 · Question #331

Which AWS service or feature stores embeddings in a vector database for use with foundation models (FMs) and Retrieval Augmented Generation (RAG)?

The correct answer is B. Amazon OpenSearch Service. Amazon OpenSearch Service provides a vector database capability to store and search embeddings, which are essential for powering Retrieval Augmented Generation (RAG) workflows and integrating with foundation models (FMs) in generative AI solutions.

Submitted by haruto_sh· Mar 30, 2026Fundamentals of Generative AI

Question

Which AWS service or feature stores embeddings in a vector database for use with foundation models (FMs) and Retrieval Augmented Generation (RAG)?

Options

  • AAmazon SageMaker Ground Truth
  • BAmazon OpenSearch Service
  • CAmazon Transcribe
  • DAmazon Textract

How the community answered

(29 responses)
  • A
    3% (1)
  • B
    93% (27)
  • D
    3% (1)

Explanation

Amazon OpenSearch Service provides a vector database capability to store and search embeddings, which are essential for powering Retrieval Augmented Generation (RAG) workflows and integrating with foundation models (FMs) in generative AI solutions.

Topics

#vector database#RAG#embeddings#Amazon OpenSearch Service

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