How does computer update its time evn when we switch rotten it?

How does computer update its time evn when we switch rotten it?

Motherboard contains CMOS mobile which updates the time

just approaching the wall clock



Every time when system started it fetches time from system clock when ever you put sour your battery the time will reset .
internal battery-operated. like a cell phone does.
The motherboard have a clock built into it that is kept going by the CMOS Battery. If the CMOS Battery go bad or is removed, your time will reset.
here is a small clock battery inside the CPU
Simple...the clock runs on freestyle
I AGREE PUDDINEAH







internal battery. resembling a cell phone does.
it has mobile !
cmoss battery on the motherboard keep all settings and keep the clock upto date.
time will update in bios near the help of bios freestyle