Docker is one of the most in-demand technologies. It allows you to package an application and its related dependencies together as a container and deploy it to any operating system platform. As Docker provides platform-independent capabilities to a software application, this makes the overall software development, testing, and deployment process simplified and more accessible.
Docker container images are portable from one system to another over a local network or across the internet using Docker Hub. You can manage and distribute your container using a Docker Hub container repository in case you make any changes in the Docker image that cause issues in your environment. It's easy to revert to the working version of the container image, which makes overall troubleshooting easier.
Docker containers help you to build a more complex multilayer application—for example, if you need to run the application server, database, and message queue together, you can run them side...