What is Linux? Linux is an Operation System (just like Mac OS or Windows). It is free and open-source which means you can contribute to it. (Yaaay ^^) Linux has distributions. But what is a Linux Distribution? A Linux distribution is an operating system built on the Linux kernel. Think of them as different flavors in an ice cream truck. You can choose the one that suits your taste. Now that we mentioned it, what is the Kernel? The kernel is the core part of the operating system. It acts as a bridge between hardware and software, managing communication between them. In Linux, we can interact with the operating system in two ways: GUI is where we use the mouse to click on buttons, icons (and etc.) to complete tasks. CLI is where we type commands in the terminal to perform tasks. Now, hopefully, assuming most of us already know how to use the GUI, we can move on to learning… …Linux commands. Let`s start with the things we already learned, such as the kernel.…