Goal: Introduction to what Linux is.
What is Linux and Linux Distributions (distro)
What is an Operating System?
When you turn your device on, it boots up the operating system, which manages the communication/interface between your applications and the hardware it is running on.
What is Linux?
Linux is an Operating Systems – similar to Windows, Mac OS, iOS, Android.
Linux is open-source – freely available – so you can download, modify and redistribute.
Due to this there are 10s of varieties of Linux Distributions (distros):
Debian
Ubuntu (based on Debian)
Fedora
Amazon Linux 2
Commercial: Red Hat (which we are using today)
Rocky Linux
There is a lot of commonality across these distros.
Types of Environments
Types of Environment:
Desktop: Windows type Graphical User Interface (GUI) - mouse point and click.
Terminal: Program that opens a graphical window and runs a:
Shell which is a command interpreter that processes the typed commands.
Interface to the OS.
Provides a Command-Line Interface (CLI) – text-based input/output.
Different Shells share common commands, but syntax and behavior can be different.
Next Steps
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