DevOps Engineering on AWS Certification DevOps Engineering on AWS Certification MCQ 2

Question 1

Which AWS service enables you to model and provision AWS infrastructure resources using code in a declarative template format?

Accepted Answer

AWS CloudFormation

Answer

AWS CloudFormation lets you model, provision, and manage AWS resources by treating infrastructure as code using JSON or YAML templates.

Question 2

A team wants to automatically trigger a pipeline in AWS CodePipeline whenever a developer pushes code to an AWS CodeCommit repository. What is the recommended approach?

Accepted Answer

Configure a CloudWatch Events rule to detect repository state changes and trigger the pipeline

Answer

Amazon CloudWatch Events (EventBridge) rules detect CodeCommit push events and automatically invoke the CodePipeline execution in near real time.

Question 3

When using AWS CodeDeploy with an in-place deployment strategy on EC2 instances, what happens to the application during the deployment?

Accepted Answer

The application on existing instances is stopped, updated, and restarted

Answer

In an in-place deployment, CodeDeploy stops the running application on each instance, installs the new revision, and restarts it on the same instance.

Question 4

Which metric should a DevOps engineer monitor in Amazon SQS to determine if consumers are keeping up with the message production rate?

Accepted Answer

ApproximateAgeOfOldestMessage

Answer

ApproximateAgeOfOldestMessage measures how long the oldest unprocessed message has been in the queue, indicating processing lag when the value grows.

Question 5

A DevOps engineer needs to enforce that all S3 buckets in an AWS account block public access. Which AWS service can automatically detect and remediate non-compliant buckets?

Accepted Answer

AWS Config with auto-remediation

Answer

AWS Config managed rules can detect S3 buckets that don't block public access, and auto-remediation using SSM Automation documents can fix them automatically.

DevOps Engineering on AWS Certification Practice Test

DevOps Engineering on AWS Certification Practice Test

DevOps Engineering on AWS Certification DevOps Engineering on AWS Certification MCQ 2