A Retail Company Has Adopted AWS OpsWorks for Managing Its

question 245

Multiple Choice

A retail company has adopted AWS OpsWorks for managing its deployments. In the last three months, the company has discovered that some production instances have been restarting without reason. Upon inspection of the AWS CloudTrail logs, a DevOps Engineer determined that those instances were restarted by OpsWorks. The Engineer now wants automated email notifications whenever OpsWorks restarts an instance when the instance is deemed unhealthy or unable to communicate with the service endpoint. How can the Engineer meet this requirement?

• A) Create a Chef recipe to place a cron to run a custom script within the Amazon EC2 instances that sends an email to the team by using Amazon SES if the OpsWorks agent detects an instance failure.
• B) Create an Amazon SNS topic and create a subscription for this topic that contains the destination email address. Create an Amazon CloudWatch rule: specify aws.opsworks as a source and specify auto-healing in the initiated_by details. Use the SNS topic as a target. Create an Amazon SNS topic and create a subscription for this topic that contains the destination email address. Create an Amazon CloudWatch rule: specify aws.opsworks as a source and specify auto-healing in the initiated_by details. Use the SNS topic as a target.
• C) Create an Amazon SNS topic and create a subscription for this topic that contains the destination email address. Create an Amazon CloudWatch rule: specify aws.opsworks as a source and specify instance-replacement in the initiated_by details. Use the SNS topic as a target. instance-replacement
• D) Create a subscription for this topic that contains the email address. Enable instance restart notifications within the OpsWorks layer and indicate the destination email address for the notification.

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Definitions:

External Attributions

The process of inferring that a person's behavior is due to situational factors, rather than aspects of the individual themselves.

Environment

The surroundings or conditions in which a person, animal, or plant lives and operates, including both natural and built environments.

Attention

The act of concentrating or focusing mental resources on specific information, objects, or tasks, often selectively.

Attribution Theory

A social psychology theory that explains how individuals infer the causes of their own and others' behaviors and events, attributing them to either internal dispositions or external situations.