hands-on lab

Configuring Systems and Tools Using YAML

Up to 1h
Get guided in a real environmentPractice with a step-by-step scenario in a real, provisioned environment.
Learn and validateUse validations to check your solutions every step of the way.
See resultsTrack your knowledge and monitor your progress.


YAML (Yet Another Markup Language) is a data serialization language that is widely used to configure modern cloud-based systems, tools, and software applications. YAML is known for being more human friendly than alternative textual data formats such as JSON or XML.

Learning how to use YAML in different scenarios will make you more effective at configuring and deploying new systems and tools.

In this lab, you will examine some practical examples of YAML configuration, and you will learn some advanced techniques to make using YAML more effective.

Learning Objectives

Upon completion of this beginner level lab, you will be able to:

  • Identify when a file contains more than one YAML document
  • Use the Python scripting language to validate a YAML file
  • Reuse data in a YAML file using anchors and aliases
  • Control how line endings are handled in YAML strings

Intended Audience

  • Cloud Architects
  • Data Engineers
  • DevOps Engineers
  • Software Engineers


Familiarity with the following will be beneficial but is not required:

  • YAML
  • Python

The following courses and labs can be used to fulfill the prerequisites:

About the author

Learning paths

Andrew is a Labs Developer with previous experience in the Internet Service Provider, Audio Streaming, and CryptoCurrency industries. He has also been a DevOps Engineer and enjoys working with CI/CD and Kubernetes.

He holds multiple AWS certifications including Solutions Architect Associate and Professional.

Covered topics

Lab steps

Configuring Systems and Tools Using YAML