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In this course, you’ll learn about containers, creating images, containerizing applications, and effectively deploying Docker in real-world scenarios.

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Containers have revolutionized the IT world, making it difficult to know where to begin. This course will take you from basics to proficiency step by step.
You’ll start by learning the basics of containers and how they work. Then, you’ll explore key concepts like images and the Docker engine. With the basics out of the way, you’ll learn how to containerize and run an application. After completing this course, you’ll be ready to use Docker in the real world.

Docker Guide for Beginners

# Image name
Most of the time, you’ll work with images based on their names, and you can learn a lot about an image from its name. The figure below shows a fully qualified image name, including the registry name, user/organization name, repository name, and tag. Docker automatically populates the registry and tag values if we don’t specify them.


# Pulling official images
Addressing images from official repositories is easy. All we need to supply is the repository name and image name separated by a colon (:). Sometimes we call the image name the tag. The format for a `docker pull` command pulling an image from an official repository is:





Learn about the different parts of a Docker image name and how to use them to pull images from official and unofficial repositories.


Image Naming and Tagging

Learn about the different parts of a Docker image name and how to use them to pull images from official and unofficial repositories.

About the Course

An Overview of Containers

Docker and Container-Related Standards and Projects

The Big Picture

The Docker Engine

Working with Images

Working with Containers

Containerizing an Application

Conclusion

Appendix: Getting Docker

Image Naming and Tagging

Image name

Pulling official images