what is docker and how it is used

Question

Accepted Answer

Docker is a platform that allows you to package, distribute, and run applications in isolated containers.

Docker containers are lightweight, portable, and self-sufficient environments that include everything needed to run an application.
Docker uses containerization technology to create and manage containers, which can be easily deployed across different environments.
Docker simplifies the process of building, shipping, and running applications by providing a consistent environment for development and deployment.
Docker can be used to run multiple applications on the same host without conflicts, as each application runs in its own container.
Docker Hub is a repository where users can find and share container images, making it easy to distribute and collaborate on containerized applications.

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