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Docker Certified Associate (DCA): Exam Guide

You're reading from   Docker Certified Associate (DCA): Exam Guide Enhance and validate your Docker skills by gaining Docker certification

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Product type Paperback
Published in Sep 2020
Publisher Packt
ISBN-13 9781839211898
Length 612 pages
Edition 1st Edition
Tools
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Author (1):
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Francisco Javier Ramírez Urea Francisco Javier Ramírez Urea
Author Profile Icon Francisco Javier Ramírez Urea
Francisco Javier Ramírez Urea
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Table of Contents (22) Chapters Close

Preface 1. Section 1 - Key Container Concepts
2. Modern Infrastructures and Applications with Docker FREE CHAPTER 3. Building Docker Images 4. Running Docker Containers 5. Container Persistency and Networking 6. Deploying Multi-Container Applications 7. Introduction to Docker Content Trust 8. Section 2 - Container Orchestration
9. Introduction to Orchestration 10. Orchestration Using Docker Swarm 11. Orchestration Using Kubernetes 12. Section 3 - Docker Enterprise
13. Introduction to the Docker Enterprise Platform 14. Universal Control Plane 15. Publishing Applications in Docker Enterprise 16. Implementing an Enterprise-Grade Registry with DTR 17. Section 4 - Preparing for the Docker Certified Associate Exam
18. Summarizing Important Concepts 19. Mock Exam Questions and Final Notes 20. Assessments 21. Other Books You May Enjoy

Automating your desktop and CI/CD with Docker Compose

Docker Compose allows us to easily develop on our own laptops. DevOps teams will provide complete application stack files, docker-compose.yaml files, along with all the required components and configurations. Developers do not have to learn how all the components work. They can focus on the component they are developing because the rest of the components will run automatically thanks to docker-compose.

We can use Docker Compose on a Continuous Integration/Continuous Deployment (CI/CD) pipeline, building all the components at once.

Docker Compose helps us build all the application components at the development stage, but we can also use this tool to run all the components together. CI/CD orchestrators will execute docker-compose files at different stages.

With the described steps and variables, it is easy to imagine how to implement a pipeline starting at the development stages and ending with the application in production. We would...

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