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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

Containers have taken over the world!

In this chapter, you’ll learn:

- Why do we have containers? 
- What do they do for us? 
- Where can we use them? 


# The bad old days

Applications are the powerhouse of every modern business. When applications break, businesses break. 


Most applications run on servers, and in the past, we were limited to running one application per server.




Learn how we moved from in-house servers to virtual machines. 

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

Towards Virtual Machines

The bad old days