3Deployment, Provisioning, and Automation

• 3.1Provisioning with CloudFormation

  Understand IaC operations: CloudFormation templates and stacks, previewing with change sets, rolling out across accounts/regions with StackSets, and drift detection.

• 3.2Fleet Management with Systems Manager

  Understand large-scale operations automation with Systems Manager: Run Command (commands at scale), Patch Manager (patching), Parameter Store (config/secrets), and maintenance windows.

• 3.3Consistent Instances (AMIs and Launch Templates)

  Understand consistent, fast provisioning: golden AMIs (prebaked), launch templates (AMI + type + user data), and bootstrap via user data.