DevOps Engineering on AWS Certification SDLC Automation and CI/CD Pipelines

Question 1

Which AWS service is used to create fully managed continuous integration and continuous delivery (CI/CD) pipelines?

Accepted Answer

AWS CodePipeline

Answer

AWS CodePipeline is the fully managed CI/CD service that automates build, test, and deploy phases of your release process.

Question 2

In AWS CodeDeploy, what deployment configuration gradually shifts traffic from the original to the replacement environment?

Accepted Answer

Blue/green deployment

Answer

Blue/green deployments shift traffic from the original (blue) environment to the replacement (green) environment, reducing downtime and risk.

Question 3

Which CodeDeploy lifecycle event hook runs BEFORE the application revision is downloaded to the instance?

Accepted Answer

BeforeInstall

Answer

The BeforeInstall hook runs before the application revision is downloaded, allowing you to prepare the instance for installation.

Question 4

A team wants CodePipeline to trigger automatically when code is pushed to an S3 bucket. Which service should they use to detect the S3 change?

Accepted Answer

Amazon EventBridge

Answer

Amazon EventBridge can detect S3 object-level events and trigger CodePipeline automatically when new artifacts are uploaded.

Question 5

Which AWS CodeBuild environment variable contains the full commit ID of the source version being built?

Accepted Answer

CODEBUILD_RESOLVED_SOURCE_VERSION

Answer

CODEBUILD_RESOLVED_SOURCE_VERSION contains the resolved commit ID of the source version used in the current build.

DevOps Engineering on AWS Certification Practice Test