Docker Compose is a tool that was developed to help define and share multi-container applications. With Compose, we can create a YAML file to define the services. It creates fully customized environments with multiple containers that have the capability to share data volumes and networks using service definitions.

Docker is an open platform for developing, build, shipping, running the applications very quickly and bundle our software into standardized units called containers. When you install the docker engine or daemon have to install all the necessary elements which the software.

Once you have installed the Docker Engine in your machine and when you access the docker commands like create or list out the docker containers from your USER account, you may received an error,

Docker bundle our software into standardized units called containers. Containers that have all the necessary elements which the software needs to run including libraries, system tools, code, and runtime.

Docker is an open platform for developing, build, shipping, running the applications very quickly. Docker able to separate your application from your infrastructure. The docker used to build the softwares in a docker image and running in containers.

Docker is a software platform that helps us to build, test and deploy our applications without delay. Docker bundle our software into standardized units called containers. Containers that have all the necessary elements which the software needs to run including libraries, system tools, code, and runtime.

While container developing or deploying we often need to look inside a running container to examine its current state or correct a problem. For this, Docker provides the docker exec command to run programs in containers that are already running.