July 2026
Intermediate to advanced
484 pages
14h 32m
English
Content preview from CompTIA Linux+ Study Guide
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Chapter 8. Containers, Version Control, and Infrastructure Automation
The modern IT landscape has undergone a revolutionary transformation in how we deploy, manage, and scale applications. Gone are the days when deploying an application meant configuring physical servers, installing dependencies manually, and hoping everything worked consistently across environments. Today’s infrastructure is dynamic, automated, and containerized, so it enables organizations to deploy applications faster, scale seamlessly, and maintain consistency from development through production.
This chapter explores three interconnected technologies that have fundamentally changed system administration:
- Containers
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These package applications with all their dependencies, to ensure they run identically regardless of the underlying system.
- Version control systems
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Version control systems like Git track every change to code and configuration. They enable collaboration and provide safety nets when things go wrong.
- Infrastructure automation
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Infrastructure as code (IaC) tools automate the provisioning and configuration of entire infrastructures. They treat servers and services as programmable resources, rather than physical machines to configure manually.
For the CompTIA Linux+ certification, you need to understand how these technologies work together to create modern DevOps workflows. In this chapter, you’ll learn how to manage containers, use Git for version control, implement infrastructure automation, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.