When you press the system's power button, you will see the login screen on your screen and the system will begin working. Have you ever wondered what happens between pressing the power button and seeing the login screen show up?
For any operating system, there is a boot process that is executed one by one until you reach the operating system's login screen.
In this thread, we'll go through the Linux boot process step by step. The Linux boot process is divided into six high-level stages: • BIOS – Basic Input/Output System executes MBR • MBR – Master Boot Record execute GRUB • GRUB – Grand Unified Bootloader executes Kernel