AWS Certified Developer Associate DVA-C01 – Question321

A developer is monitoring an application that runs on an Amazon EC2 instance. The developer has configured a custom Amazon CloudWatch metric with data granularity of 1 second. If any issues occur, the developer wants to be notified within 30 seconds by Amazon Simple Notification Service (Amazon SNS).
What should the developer do to meet this requirement?

A.
Configure a high-resolution CloudWatch alarm.
B. Set up a custom CloudWatch dashboard.
C. Use Amazon CloudWatch Logs Insights.
D. Change to a default CloudWatch metric.

Correct Answer: A