Generally it's called "booting up" the system. It's also how we got the term "Rebooting". It can also be called "mounting" however this term generally applies more to specific hardware devices.
booting
A computer boot process is the procedure of starting a computer from scratch, culminating in the loading of and operating system.
Booting is the act of switching on the computer and loading the operating system. This process is referred to as cold booting
Booting is the process a computer fallows by loading all necessary files to run an operating system.
An operating system loads via the memory of a computer. The specific area that gets the operating system to load is called the boot loader.
operating system is not a loading, When is trun on system(press the power button). first of checked all the hardware devices,for exmple hard disk,ram,rom and etc. When the all devices dected process further. Jsb
loading
loading
Boot is short for "Bootstrap". It's from the aphorism to "pull one's self up by one's bootstraps." A bootstrap load was the way early computer manufacturers described the process of a computer loading its operating system.
Booting up ..! A boot process is a step by step process with which a computer loads the operating system.
if your operating system is not functioning your computer will not process data
The 7 steps of booting process in a computer are: Power On BIOS POST (Power-On Self-Test) Bootloader Execution Operating System Loading Kernel Initialization System Initialization User Login.