DevOps Engineering on AWS Certification CI/CD Pipelines on AWS

Question 1

Which AWS service is used to create fully managed continuous delivery pipelines?

Accepted Answer

AWS CodePipeline

Answer

AWS CodePipeline is the fully managed continuous delivery service that automates release pipelines for fast and reliable application updates.

Question 2

In AWS CodeBuild, what file defines the build commands and related settings?

Accepted Answer

buildspec.yml

Answer

The buildspec.yml file is a collection of build commands and related settings used by CodeBuild to run a build.

Question 3

Which CodeDeploy deployment type shifts traffic from the original environment to the replacement environment all at once?

Accepted Answer

In-Place

Answer

An in-place deployment updates the application on existing instances, replacing the old version all at once on each instance.

Question 4

What is the purpose of an approval action in AWS CodePipeline?

Accepted Answer

To pause the pipeline until a human approves continuation

Answer

An approval action pauses a pipeline execution until a reviewer approves or rejects the action, enabling manual gates in automated pipelines.

Question 5

Which AWS CodeDeploy hook runs validation tests after traffic is shifted to the new instances in a blue/green deployment?

Accepted Answer

AfterAllowTraffic

Answer

The AfterAllowTraffic hook runs after the load balancer routes traffic to the replacement instances, allowing post-deployment validation.

DevOps Engineering on AWS Certification Practice Test