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Shell Commands Course

Learn the shell commands used to navigate files, manage permissions, connect programs with pipes, transform text, and control running processes.

7 modules · 71 lessons · No signup

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What you'll learn

Use the command line confidently to inspect a system, transform text, automate repeated work, and diagnose common problems.

Course contents

  1. Navigation basics

    The shell, paths, directories, command help, and history.

    1. ✓ The Command Line for Complete Beginners
    2. ✓ Linux commands: pwd
    3. ✓ Linux commands: ls
    4. ✓ Linux commands: cd
    5. ✓ Linux commands: man
    6. ✓ Linux commands: which
    7. ✓ Linux commands: history
    8. ✓ Check your understanding: terminal navigation

  2. Working with files

    Create, inspect, copy, move, link, and find files and folders.

    1. ✓ The UNIX Filesystem Commands
    2. ✓ Linux commands: touch
    3. ✓ Linux commands: mkdir
    4. ✓ Linux commands: cp
    5. ✓ Linux commands: mv
    6. ✓ Linux commands: cat
    7. ✓ Linux commands: less
    8. ✓ Linux commands: find
    9. ✓ Linux commands: ln
    10. ✓ Check your understanding: files and folders

  3. Permissions and users

    Users, groups, ownership, modes, sudo, and safe access changes.

    1. ✓ Linux commands: whoami
    2. ✓ Linux commands: who
    3. ✓ Linux commands: chmod
    4. ✓ Linux commands: chown
    5. ✓ Linux commands: sudo
    6. ✓ Linux commands: umask
    7. ✓ Linux commands: passwd
    8. ✓ Check your understanding: permissions and users

  4. Pipes and text

    Standard streams, redirection, filters, environment, and scripts.

    1. ✓ Linux commands: echo
    2. ✓ Linux commands: grep
    3. ✓ Linux commands: sort
    4. ✓ Linux commands: uniq
    5. ✓ Linux commands: wc
    6. ✓ Linux commands: xargs
    7. ✓ How to set environment variables in bash and zsh
    8. ✓ Linux commands: export
    9. ✓ Introduction to Bash Shell Scripting
    10. ✓ Check your understanding: pipes and text

  5. Processes and jobs

    Inspect, pause, resume, schedule, and stop running programs.

    1. ✓ Linux commands: ps
    2. ✓ Linux commands: top
    3. ✓ Linux commands: jobs
    4. ✓ Linux commands: bg
    5. ✓ Linux commands: fg
    6. ✓ Linux commands: kill
    7. ✓ Linux commands: nohup
    8. ✓ Linux commands: crontab
    9. ✓ Check your understanding: processes and jobs

  6. Archives and disk tools

    Compare files, inspect disk use, and create or extract common archives.

    1. ✓ Linux commands: rmdir
    2. ✓ Linux commands: open
    3. ✓ Linux commands: tail
    4. ✓ Linux commands: diff
    5. ✓ Linux commands: gzip
    6. ✓ Linux commands: gunzip
    7. ✓ Linux commands: tar
    8. ✓ Linux commands: du
    9. ✓ Linux commands: df
    10. ✓ Linux commands: basename
    11. ✓ Linux commands: dirname
    12. ✓ Check your understanding: archives and disk tools

  7. Shell, system, and network tools

    Customize the shell, edit text, identify the system, and test network paths.

    1. ✓ Linux commands: alias
    2. ✓ Linux commands: type
    3. ✓ Linux commands: clear
    4. ✓ Linux commands: env
    5. ✓ Linux commands: printenv
    6. ✓ A short guide to nano
    7. ✓ A short guide to vim
    8. ✓ A short guide to emacs
    9. ✓ Linux commands: su
    10. ✓ Linux commands: killall
    11. ✓ Linux commands: uname
    12. ✓ Linux commands: ping
    13. ✓ Linux commands: traceroute
    14. ✓ Check your understanding: shell, system, and network tools