How to use linux to see if docker has been installed successfully

Docker provides an envelope, or container, that can run your application. It was originally an amateur project started by dotCloud and was opened up some time ago. It attracted a lot of attention and discussion, leading dotCloud to rename it to Docker Inc. Originally written in the Go language, it acts as a pipeline added to the LXC (LinuX Containers,linux container), allowing developers to work on higher-level concepts. So how do you use linux to see if docker has been successfully installed?

Install Docker:

Sudo yum install # for example: sudo yum install docker-ce-18.03.1.ce

Verify whether the installation is successful under Linux (both client and service indicate that the docker installation starts successfully)

Docker version

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