Design High-Performing Architectures Practice Question

Question

For a mobile application backend, an architect is reviewing Aurora read replicas requirement set 11. Which design choice best fits the requirement while following AWS architectural best practices?

Answer choices

1. A. Scale read-heavy relational workloads with low replica lag.
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. Scale read-heavy relational workloads with low replica lag.

Explanation

The best answer applies Aurora read replicas: scale read-heavy relational workloads with low replica lag. 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: Aurora read replicas

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