Containers are lightweight, standalone software packages that contain all the dependencies it requires to run, such as the code itself, libraries, configurations, and so on. It allows us to run an application along with its dependencies in isolation. Containers enable the deployment of an application quickly and seamlessly, and also gives us more control over system resources. Unlike a virtual machine, which has its own kernel, containers don't need their own kernel for different containers. A container will share its kernel with its host.
Docker is one of the most popular containerization platforms, and was developed by company called Docker, Inc. Docker is a tool that can package code and its dependencies into a container, which in turn can run on multiple platforms.
As a platform, Docker has evolved from a simple containerization tool. Now it consists of...