SOA-C02 · Question #721
SOA-C02 Question #721: Real Exam Question with Answer & Explanation
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Question
A company's web application uses an Amazon Aurora DB cluster. The DB cluster includes memory optimized instances and operates 24 hours a day, 7 days a week. The DB cluster has a writer node and a reader node. Application traffic volume changes significantly throughout the day. During sudden traffic increases, Amazon CloudWatch metrics for the DB cluster indicate high RAM consumption and an increase in SELECT latency. A SysOps administrator must apply a configuration change to improve the DB cluster's performance. The change must minimize downtime and must not result in lost data. Which change will meet these requirements?
Options
- AAttach an additional elastic network interface to the instances.
- BDouble the disk storage capacity of the DB cluster. Add a nonvolatile memory express (NVMe)
- CTake a snapshot of the DB cluster. From the snapshot, create a new DB cluster that has larger
- DAdd an Aurora Replica to the DB cluster. Update the application to point read queries to the read
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