DO YOU UNDERSTAND YOUR LAPTOP/PC ?

HOW A COMPUTER RUNS.................(i.e Provide Services to its User)?

The answers are very easy that just press power button and wait for home screen window then use your computer.

But as an engineer we should know more detail about how a computer run...
means what happen behind screen..................
step by step lets begin...
1.BIOS
2.BOOT LOADER
3.OS LOADING
4.OS START PROVIDING SERVICES
5.LOGIN TO OS
After these steps you can use your computer.......

UNDERSTAND YOUR COMPUTER