Docker Setup Exercise

• Install using Ubuntu repositories:

  sudo apt install docker.io -y

• Alternatively, by downloading from download.docker.com

• Checking that docker cli (command line interface) is installed:

  docker --version

• Checking that docker daemon is running

  sudo docker images

• Expected output is an empty list as we have not created/pulled any images

• Running your first container:

  sudo docker run hello-world

• Expected output:

  78445dd45222: Pull complete  
  Digest: sha256:c5515758d4c5e1e838e9cd307f6c6a0d620b5e07e6f927b07d05f6d12a1ac8d7  
  Status: Downloaded newer image for hello-world:latest  
  Hello from Docker!  
  ... more text comes here...

• List your container:

  sudo docker ps -a

• Expected output is a list with one item on it