What is an operating system

what operating system is better?

Do all HTC phones open with and run on an operating system like a computer and everything like that or what is it supposed to...

can I use windows operating system to reinstall windows on my laptop it came with my other computer " there both dell and the...

Is it possible for me to "downgrade" the operating system on my laptop?, which came with Vista which I can't stand, to someth...

I got all the virus off, but now it won't let me run my web cam I tunes...anything! Should I reboot my laptop?

which is better Windows Xp or Windows Vista

What are the different types of Operating System? Can I installl 3 OS in my system by option menthod?

my laptop has sims double deluxe on it with the sims pets as an attachment i was playing it one day and i closed the laptop ...

I'm still running a Windows 98 on a Compaq Presario I bought in '98 and am looking for a newer computer and Operation system....

I have a dell Demesion 3000, I have no idea how to get into my BIOS System, How do I get into it?