AWS Cloud Formation Basics - CloudFormation Stack Updates and Change Sets

The video tutorial explains how to perform stack updates using CloudFormation without deleting and recreating resources. It introduces change sets, which allow users to preview proposed changes to a stack and understand their impact on existing resources. The process of creating, uploading, and using change sets is detailed, highlighting the benefits such as maintaining an audit trail and exploring different infrastructure scenarios. Once satisfied with the changes, users can commit them to update their stack.

What is the primary benefit of using stack updates in CloudFormation?

• It enables resource modification without deletion and recreation.

• It allows you to delete resources easily.

• It automatically scales resources based on demand.

• It provides a graphical interface for resource management.

What feature does CloudFormation offer to preview proposed changes to a stack?

• Template Designer

• Change Sets

• Stack Policies

• Resource Groups

How does CloudFormation help in understanding the impact of changes on existing resources?

• By automatically applying changes

• By offering a rollback feature

• By comparing change sets with existing resources

• By providing a detailed audit trail

What can you do with additional change sets in CloudFormation?

• Branch your infrastructure and see different impacts

• Automatically deploy changes

• Create a backup of your stack

• Generate cost estimates

What should you do once you are satisfied with a change set in CloudFormation?

• Share the change set with other users

• Commit the changes to update the stack

• Delete the change set

• Export the change set to a file