Deploy Skool デプロイ学校Deploy Skool デプロイ学校
← All tracks

Linux and Servers

Find your way around a Linux server, connect to it safely, and keep it running.

21 lessons ready6 modulesabout 4.8 hours98 quiz questions
Your progress0 / 21

Module 1

Getting started

Beginner
  1. 1What is Linux?The kernel, the distributions, the shell, and why almost every server on the internet runs Linux.
  2. 2Your first terminal commandsLook around, move between folders, print text, and let the shell do the typing for you.
  3. 3The Linux file systemEverything starts at /. Learn what lives where, and move around with confidence.
  4. 4Absolute and relative pathsGive directions that always work, or directions from where you stand. Plus the shortcuts ~, . , .. and -.

Module 2

Working with files

Beginner
  1. 5Create, copy, move and deletemkdir, touch, cp, mv and rm: build a project folder, edit a file with nano, and clean up safely.
  2. 6Reading files and logscat, less, head, tail and wc: read short files, page through long ones, and watch logs grow.
  3. 7Pipes and redirectionSend output into files with > and >>, and chain small tools with | to answer real questions about your logs.
  4. 8Finding files and textfind locates files by name and type; grep finds text inside them, even across whole folders.

Module 3

Users and permissions

Beginner
  1. 9Users, groups and sudoWho can do what on a server: normal users, root, groups, and borrowing admin rights with sudo.
  2. 10File permissions and chmodRead rwxr-xr-x like a pro, make scripts executable, lock down secrets, and change owners.

Module 4

Running a server

Intermediate
  1. 11Installing software with aptUpdate the package lists, install a web server, keep the system patched and remove what you do not need.
  2. 12Processes: ps, top and killSee what is running, find what is eating the CPU, stop it, and run jobs in the background.
  3. 13Services and logs: systemctl and journalctlA website is down. Use systemd and its logs to find out why, fix the config, and bring it back.
  4. 14Linux networking basicsYour IP address, reaching other machines, DNS, open ports and testing web services from the terminal.
  5. 15SSH: connect to a serverLog in to a remote Linux server safely, with a key instead of a password.

Module 5

Automation

Intermediate
  1. 16Environment variables and shell scriptsStore settings in variables, understand PATH, and turn a list of commands into a script you can run.
  2. 17Scheduling jobs with cronRun your backup every night and a health check every five minutes, without being there.

Module 6

Going further

Advanced
  1. 18Server hardening basicsYour server is attacked minutes after it goes online. Patch it, turn on the firewall, stop root logins, and ban attackers automatically.
  2. 19Disks, partitions and mountsAdd a 100 GB data disk to a server: find it, format it, mount it, and make it come back after every reboot.
  3. 20tmux: sessions that surviveStart a two-hour job over SSH, lose your Wi-Fi, and find it still running. Plus windows and split panes.
  4. 21RDP vs SSHRemote desktop or remote terminal: what each one sends over the network, when to use which, and how to keep both safe.
✓Final examTest yourself on the whole Linux and Servers trackQuestions drawn from every lesson, a new mix each time. Score 70% to pass. Start the exam →

New videos come out on YouTube @deployskool. Lessons marked "video coming soon" are complete already: the video is the bonus.