Overview of Docker

Docker has evolved over the years and knowing how to use it has become one of the most critical and in-demand skills for anyone interested in DevOps. Therefore, whether you’re a seasoned DevOps engineer or a beginner, you definitely need to add Docker to your collection of skills.

Docker is the new buzzword in the DevOps and container orchestration industry. It was created in 2013 and was developed by the parent company, Docker, Inc.

Docker can package an application and its dependencies in a virtual container that can run on any Linux, Windows, or macOS computer. A container refers to an isolated or bundled application with the tools, libraries, and configuration files needed to execute the application.

One of the benefits of Docker is that it is a toolkit that enables developers to build, deploy, run, update, and stop containers using simple commands and work-saving automation through a single API across different operating systems and platforms...