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AWS Certified Solutions Architect study material · question 214 of 500

How does an operator learn immediately that a Route 53 health check has changed status?

  1. By subscribing the hosted zone to EventBridge
  2. By polling the health check from a Lambda function
  3. By configuring a CloudWatch alarm for the health check
  4. By enabling health check logging to S3
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Answer: C. By configuring a CloudWatch alarm for the health check

A CloudWatch alarm attached to the health check is the documented way to be notified when its status changes.

Source: Creating Amazon Route 53 health checks (Amazon Web Services) — Getting health check status and notifications

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