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Introduction Docker has revolutionized the way applications are developed, deployed, and managed. It provides a lightweight and portable environment for running containers, which are self-contained instances of an application and its dependencies. Docker commands offer a powerful means to manage and interact with these containers. Updating and Listing Container Images The provided Bash commands demonstrate the process of updating and listing Docker container images. sudo docker container run -it centos:7 bash sudo yum -y update ls -l This script first creates a new container based on the centos:7 image. Inside the container, it updates the system packages using the yum command. Finally, it lists the contents of the current directory. ...

Docker is a powerful tool for containerizing applications. It allows developers to package their applications and all their dependencies into a single image, which can then be run on any machine that has Docker installed. This guide will teach you the basic Docker commands you need to get started with containerization. We will cover the following topics: What is Docker? Docker commands Understanding the output of Docker commands Troubleshooting Docker problems What is Docker? Docker is a containerization platform that allows you to package your application and all its dependencies into a single image. This image can then be run on any machine that has Docker installed. ...