Design High-Performing Architectures Practice Question

Question

For a latency-sensitive component, an architect is reviewing ElastiCache requirement set 18. Which design choice best fits the requirement while following AWS architectural best practices?

Answer choices

1. A. Cache frequently accessed data to reduce database load and latency.
2. B. Place all components on a single large instance to simplify troubleshooting.
3. C. Use long-lived access keys in application configuration so services can call AWS APIs directly.
4. D. Disable monitoring until the workload reaches steady production traffic.

Correct Answer

A. Cache frequently accessed data to reduce database load and latency.

Explanation

The best answer applies ElastiCache: cache frequently accessed data to reduce database load and latency. The other options increase operational risk, weaken security, or remove observability that an AWS Solutions Architect should preserve.

Question details

• Difficulty: easy
• Domain: Design High-Performing Architectures
• Objective: ElastiCache

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