Docker is a containerization platform and collections of containers.
It contains package for the application. Once the application is developed and deployed. Docker provide seamless environment for the developed application. It does not waste allocated memory. The booting time for the application initialization and other system in docker is less when compared to the virtual machine. It is cloud based platform.
Container is a standardized unit. It used to deploy each and every application. The container is based on which type of application is deployed. In which one specified system with memory is split into container based on the usage of memory. One container will not going to affect the another container.
SUREANDHAR 