AWS Certified Cloud Practitioner
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Which AWS service can perform enterprise-level semantic search and acts as a retrieval layer for RAG?
Real Exam
Community
RRitesh
A
Amazon Kendra
B
Amazon Textract
C
Amazon Polly
D
AWS Step Functions
Explanation:
Amazon Kendra is an intelligent search service powered by machine learning that enables natural language search capabilities across enterprise data. It performs semantic search, understanding the meaning and context of queries rather than just keyword matching. As a retrieval layer for RAG (Retrieval-Augmented Generation), Kendra can efficiently retrieve relevant information from enterprise knowledge bases to provide context for large language models, improving the accuracy and relevance of generated responses.
Key features of Amazon Kendra:
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Semantic search capabilities
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Natural language query understanding
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Connects to various data sources (S3, SharePoint, databases, etc.)
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Machine learning-powered relevance ranking
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Enterprise-grade security and access controls
Comparison with other options:
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Amazon Textract: Extracts text and data from documents (OCR service)
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Amazon Polly: Text-to-speech service
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AWS Step Functions: Serverless workflow orchestration service
Amazon Kendra is specifically designed for enterprise search and retrieval use cases, making it the ideal choice for RAG implementations.
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