Docker Introduction
Why containers exist and how images relate to running processes.
Focus: docker docker
This lesson belongs to the Docker track — complete earlier chapters first if terminology is unfamiliar.
In this lesson
- Concept definitions tailored to Docker.
- Commands or manifests you'll revisit in later lessons.
- Common pitfalls beginners hit at this stage.
Tip: follow lessons top-to-bottom — later chapters assume earlier ones.
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