Chapter 4

1. buildspec.yml is a build specification file with instructions for AWS CodeBuild on how to process the build.
2. A CloudFormation artifact is the template and, in some cases, parameter files. They are stored on S3.
3. You can use CloudFormation signals, wait conditions, and update policies.
4. The easiest way to do so is to invoke ListStackResources.
5. Source, Build, and Deploy. There are various services that can be used, such as S3, CodeBuild, CodeDeploy, and CloudFormation.