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A company uses AWS X-Ray to trace requests through its microservices application. The DevOps engineer notices that some traces are incomplete. What is a possible reason?
The X-Ray SDK uses a sampling rate to decide which requests to record. If the sampling rate is set too low, a large percentage of requests are skipped, leading to incomplete traces. The DevOps engineer would observe missing segments for requests that were not sampled, even though…Read full explanation
A DevOps engineer is setting up centralized logging for multiple AWS accounts. They need to collect VPC Flow Logs, CloudTrail logs, and application logs into a single Amazon S3 bucket. What is the most efficient approach?
It uses a centralized logging account with a single S3 bucket configured with a bucket policy that grants write access (s3:PutObject) to all other accounts. This approach avoids data duplication, eliminates the need for replication or intermediate compute resources, and is the mo…Read full explanation
Match each AWS automation or configuration management tool to its description.
AWS CloudFormation is for IaC, OpsWorks for configuration management, Elastic Beanstalk for PaaS, and CodeDeploy for automated deployments. Distractors swap definitions.
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