This is a very, very broad question. I'll assume that you wish to know what has changed from the previous edition of Windows (XP), and for that this link will sum up most of it:
http://en.wikipedia.org/wiki/Windows_Vista#New_or_improved_features
no! Window vista is still a new operating system.
window 7 is much better than window vista.... but u may try 3.0 GHz processor for window vista...
"Microsoft". XP, Vista and Windows 7
Try to update drivers to Vista version. PS: equipment is not compatible with Vista.
Yes by buying a window vista installation CD.
yes
Longhorn.
when you can use windows vista :)
There is no full form for Vista Actuly Vista is a roman word wich means Security hope i helped
You probably did not install a driver for your sound card in Vista.
Stability and lower requirements for hardware.
you can't