CONTAINER

Q1: How do you start a container ?????
* Install Docker: Ensure Docker is installed on your system. You can download it from the official Docker website.
* Pull an Image: Use the docker pull command to download the image you want to use. For example, to pull the latest Ubuntu image, you would run
* Run the Container: Use the docker run command to create and start a container from the image. For example, to start a container with the Ubuntu image.
* Start a Stopped Container: If you have a stopped container that you want to restart, use the docker start command followed by the container ID or name.

Q2: What type of editor can be used to build a docker file list any.
* Visual Studio Code (VS Code): A powerful, open-source code editor with extensions for Docker support, syntax highlighting, and IntelliSense.
* Sublime Text: A lightweight, fast editor with a wide range of plugins, including Dockerfile syntax highlighting.
* Atom: An open-source editor from GitHub, which also supports Dockerfile syntax highlighting through community packages.
* Notepad++: A free source code editor for Windows that supports various programming languages and file types, including Dockerfiles.
* Vim: A highly configurable text editor built to enable efficient text editing. It can be used within a terminal or as a standalone application.
* Nano: A simple, easy-to-use text editor for Unix-like systems, often used directly in the terminal.
* IntelliJ IDEA: An integrated development environment (IDE) that supports Docker through plugins, providing advanced features like code completion and debugging.

Q3: How do you build and download a container image
* Create a Dockerfile: This file contains the instructions for building the image
* Build the Image: Use the docker build command to create the image from your Dockerfile. Run this command in the directory containing your Dockerfile
* Verify the Image: List the images to verify that your image has been created

Q4: Where can container image can be stored and give examples
Container images can be stored in various types of repositories, both public and private. Here are some common options:

* Docker Hub: The most popular public registry for Docker images. It allows you to store and share container images with the community.
Example: docker pull ubuntu:latest pulls the latest Ubuntu image from Docker Hub.
* Amazon Elastic Container Registry (ECR): A fully managed Docker container registry that makes it easy to store, manage, and deploy Docker container images.
Example: aws ecr create-repository --repository-name my-repo creates a new repository in ECR.
* Azure Container Registry (ACR): A managed, private Docker registry service based on the open-source Docker Registry 2.0.
Example: az acr create --resource-group myResourceGroup --name myRegistry --sku Basic creates a new container registry in Azure.
* Google Container Registry (GCR): A private container image registry that supports Docker images.
Example: gcloud container images list-tags gcr.io/my-project/my-image lists tags for a specific image in GCR.
* Harbor: An open-source container image registry that secures images with role-based access control, scans images for vulnerabilities, and signs images as trusted.
Example: docker login harbor.mycompany.com logs into a Harbor registry.
* JFrog Artifactory: A universal repository manager that supports Docker images along with other package types.
Example: docker push mycompany.jfrog.io/my-repo/my-image:latest pushes an image to Artifactory.
* Red Hat Quay: A container registry that provides secure storage, distribution, and deployment of container images.