Networking, Systems & Security
Linux & Systems Administration
Linux fundamentals, the command line and system service monitoring for day-to-day administration.
4 courses
Beginner · Intermediate
Beginner
3 coursesGetting Started with Linux 2
Linux is built as a layered system: the kernel mediates between hardware and applications; the bootloader (GRUB) and init manager (systemd) bring the system to a running state; a distribu...
Beginner
Mastering the Command-Line Interface (CLI)
The unifying theme across all four modules is that Linux treats nearly everything as a stream of text, and the shell provides a rich, composable toolkit — pipes, redirection operators, an...
Beginner
Welcome to Linux: The grep Command
Linux systems are built around plain text. Configuration files, log entries, and a great deal of object metadata are all defined and controlled as text, even as systems increasingly rely...
Beginner
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