AWS Certified Solutions Architect - Associate
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For a mobile chat app using Amazon DynamoDB, which solution minimizes latency for reading new messages with minimal code changes?
A
Enable DAX on the messages table and switch to the DAX endpoint.
B
Deploy DynamoDB read replicas and direct app reads to the read endpoint.
C
Increase read capacity units for the messages table and use the current DynamoDB endpoint.
D
Integrate ElastiCache for Redis and direct app reads to the Redis cache endpoint.