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Free AWS Certified Solutions Architect Associate SAA-C03 Practice Question

A customer-facing online reporting dashboard requires low latency access to a significantly read-heavy database for real-time data retrieval. You must optimize this database's performance without increasing infrastructure complexity. Which solution should you implement to best meet these requirements?

  • Introduce Amazon ElastiCache to provide in-memory caching.

  • Use DynamoDB Accelerator (DAX) to cache frequently accessed items.

  • Scale the relational database using Amazon RDS Read Replicas.

  • Switch to using Amazon Aurora with automatic scaling enabled.

This question's topic:
AWS Certified Solutions Architect Associate SAA-C03 / 
Design High-Performing Architectures
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