A developer wants to improve the performance of an application that frequently retrieves the same data from DynamoDB. Which service should be implemented?

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Multiple choice — select the best answer

AAmazon RDS Read Replicas
BAmazon ElastiCache for Memcached
CAmazon DynamoDB Accelerator (DAX)
DAWS Global Accelerator

✓ Correct answer: C. Amazon DynamoDB Accelerator (DAX) DAX (DynamoDB Accelerator) is an in-memory cache specifically designed for DynamoDB that can dramatically improve read performance for frequently accessed data.

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A developer wants to improve the performance of an application that frequently retrieves the same data from DynamoDB. Which service should be implemented?

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