Unix, GNU/Linux and Debian GNU documentation. Where is it, how to access it. Man, info, tldr, /usr/share/doc/, TAB, IRC, RFCs, HOWTOs, FAQs, kernel docs. Quiz.

VMs, containers, Docker. Dockerfile, images, containers. Docker and docker-compose. Description and use.

Physical one-way data link. 100Mbps ethernet + UDP/IP. File transfer with ncat or socat and tar.