DevOps Engineering on AWS Certification Infrastructure as Code with AWS CloudFormation 2

Question 1

What does CloudFormation StackSets allow you to do?

Accepted Answer

Deploy stacks across multiple AWS accounts and regions simultaneously

Answer

StackSets extend CloudFormation by enabling you to create, update, or delete stacks across multiple accounts and regions with a single operation.

Question 2

Which CloudFormation behavior occurs by default when a stack update fails?

Accepted Answer

Automatic rollback to the previous state

Answer

By default, CloudFormation automatically rolls back a stack to its last known stable state when an update fails.

Question 3

What is the purpose of the `Fn::ImportValue` intrinsic function in CloudFormation?

Accepted Answer

To import an output value exported by another stack

Answer

Fn::ImportValue retrieves the value of an output exported by another CloudFormation stack, enabling cross-stack resource sharing.

Question 4

What does CloudFormation Drift Detection identify?

Accepted Answer

Resources whose configuration has diverged from the stack template

Answer

Drift Detection compares the current configuration of stack resources with the expected configuration defined in the template, flagging any differences.

Question 5

Which CloudFormation section maps keys to values, often used for environment-specific configuration like AMI IDs?

Accepted Answer

Mappings

Answer

The Mappings section defines static lookup tables keyed by region, environment, or other variables, commonly used to select region-specific AMI IDs.

DevOps Engineering on AWS Certification Practice Test

DevOps Engineering on AWS Certification Practice Test

DevOps Engineering on AWS Certification Infrastructure as Code with AWS CloudFormation 2