Two designs were proposed. Design A would multi-AZ RDS with automatic failover. Design B would queue-based load leveling. The team must pick the approach aligned with vendor best practices. Which choice is correct?
Multiple choice — select one answer
Answer choices
Architectural breakdown & explanation
Multi-AZ fails over to standby. Compare with SQS with Auto Scaling on queue depth: Backpressure protects downstream systems.
Correct answer(s): b. Amazon RDS Multi-AZ
Exam domain: Domain 3: Resilient Cloud Solutions (15% weight on the official guide).
Official documentation & study links
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