What is the MOST appropriate AWS solution to use a purpose-built NoSQL database with single-digit ms latency at any scale?
Multiple choice — select one answer
Answer choices
Architectural breakdown & explanation
DynamoDB scales horizontally for high-throughput workloads.
Correct answer(s): a. Amazon DynamoDB
Exam domain: Domain 2: Design High-Performing Architectures (28% weight on the official guide).
Official documentation & study links
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