Training · Linux fundamentals

The analogy. A city with one rule: everything is an address. Files, disks and even running processes have a path, which is why the same three tools can inspect all of them.

The shell is the classroom: the lecture behind this lab covers the mental model, the commands you are about to use, and the four things that usually go wrong.

Read the lecture before you start
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Navigation: Moving Around the Filesystem

Beginner12 min0/3 activities

Practise absolute and relative paths. Navigation is state: where you stand matters.

Activities

  1. 01Create an empty file /var/log/scan.txt

    Drop a marker file inside the existing log directory.

  2. 02Copy /etc/hostname to /var/log/hostname.bak

    The copy must contain the hostname ophir-lab.

  3. 03End your session in /etc

    Leave the working directory changed to /etc when you are done.

student@ophir-lab — linux-nav-01
bash 5.2 · x86_64 (wasm)isolated · no network egress