A Company Runs an Application That Uses Amazon RDS for MySQL

question 357

Multiple Choice

A company runs an application that uses Amazon RDS for MySQL. During load testing of equivalent production volumes, the Development team noticed a significant increase in query latency. A SysOps Administrator concludes from investigating Amazon CloudWatch Logs that the CPU utilization on the RDS MySQL instance was at 100%. Which action will resolve this issue?

• A) Configure AWS Database Migration Service (AWS DMS) to allow Amazon RDS for MySQL to scale and accept more requests.
• B) Configure RDS for MySQL to scale horizontally by adding additional nodes to offload write requests.
• C) Enable the Multi-AZ feature for the RDS instance.
• D) Modify the RDS MySQL instance so it is a larger instance type.