FRE-103 Fundamentals ⏱ 1 weeks

Docker Essentials

A free, practical introduction to containers with Docker: images, containers, volumes, networks and Compose — run your first app in minutes.

Syllabus

Module 1 — Containers & images

  • Why containers; images vs containers
  • Running containers
  • Writing a Dockerfile

Module 2 — Data & networking

  • Volumes and bind mounts
  • Ports and container networking
  • Registries and tags

Module 3 — Multi-container apps

  • Docker Compose
  • A real two-service app
  • Good habits and next steps