What is a container image?

Introduction and agenda#

This course will help you understand and demistify docker, so you will have the confidence necessary to use it and deploy it in any project. Having a strong foundation will help you understand and manage containers at any scale.

High level overview#

• Chapter 1: What exactly is a container (Basic network, namespaces, docker)?
• Chapter 2: What exactly is an image (Building and working with images)?
• Chapter 3: What exactly is a volume (working with persistent data)?
• Chapter 4: Advanced scenarios, Security, rootless containers and more.

Try it yourself#

Practice the image lifecycle, pull, list, tag, inspect the layers, and clean up, in the guided terminal below.

Then build and ship your own image straight from a Dockerfile:

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