DevOps Engineering on AWS Certification Infrastructure as Code with CloudFormation and CDK

Question 1

Which CloudFormation resource property allows you to specify that a resource must be created before another resource?

Accepted Answer

DependsOn

Answer

The DependsOn attribute ensures CloudFormation creates the specified resource before the resource that contains the DependsOn property.

Question 2

What CloudFormation policy prevents a resource from being deleted when the stack is deleted?

Accepted Answer

DeletionPolicy: Retain

Answer

Setting DeletionPolicy to Retain preserves the resource after the CloudFormation stack is deleted.

Question 3

Which AWS CDK construct level represents a single AWS resource with sensible defaults?

Accepted Answer

L2 (Resource)

Answer

L2 constructs are curated AWS resource constructs with sensible defaults that abstract CloudFormation resource properties.

Question 4

What CloudFormation function retrieves the value of a parameter or resource output from the same template?

Accepted Answer

Ref

Answer

The Ref function returns the value of a parameter or the default attribute of a resource defined in the same CloudFormation template.

Question 5

In AWS CDK, which command synthesizes the CDK app into CloudFormation templates?

Accepted Answer

cdk synth

Answer

The cdk synth command synthesizes your CDK application and outputs the equivalent CloudFormation templates.

DevOps Engineering on AWS Certification Practice Test