11 linux filesystem copy
06 users groups_and_permissions
01 linux history overview
04 using and_configuring_bash
08 text processing_tools
07 vi text_editor
05 standard io_and_pipes
03 browsing the filesystem
Infra / Cont delivery - 3rd party automation
14 network tools
13 process management
12 linux archiving tools
10 finding files
02 linux desktop usage
09 string processing_with_regex copy
Linux Internals - Kernel/Core