
AWS Certified Advanced Networking – Specialty (ANS-C01) Certification Guide
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The concept of infrastructure as code (IaC) involves fundamentally changing how enterprises think about building, maintaining, and replacing the services that underpin their critical applications. While infrastructure has traditionally been seen as an immovable, unyielding, and static fixture, the IaC approach makes infrastructure more ephemeral and malleable, able to be created, modified, and removed using code. This chapter focuses on the framework for delivering IaC using DevOps and, specifically, how AWS supports the IaC approach with its premier service, CloudFormation. CloudFormation is the AWS IaC deployment toolkit that allows the deployment of scalable, repeatable network architecture. Finally, you will learn about the AWS Cloud Development Kit (CDK), a different AWS tool that also uses IaC to provision cloud resources.
In this chapter, you will learn about the following topics: