Intro to Docker and Docker Compose

docker.md

Intro Docker & Docker Compose

Objectives

• Explain what Docker is
• Explain why Docker is useful
• Build an image with the docker CLI
• Build an image with a Dockerfile
• Use docker-compose to build and run multiple containers

Guiding Questions

Use this example repo to practice Docker and Docker Compose: https://github.com/Shurlow/docker-lesson

• What is a virtual machine? What does Docker do?

  Your answer...

• Why is Docker useful?

  Your answer...

• How do you build a docker image using the docker CLI command?

  Your answer...

• How do you build a docker image using a Dockerfile?

  docker build

• How do you build a docker image using a Dockerfile?

  Your answer...

• How do you use Docker Compose build and run multiple containers?

  Your answer...