no they are two totally different operating systems
No your windows 7 will not deleted
Do you mean upgrade to Windows 7 from Vista? Yes, without a doubt.
Most, if not all of them. Windows Vista was released prematurely. windows 7 is what windows 7 Should have been.
Sorry only for Windows 2000 / XP /Windows Vista /Windows 7
No. Vista Inspirat is a Vista theme for Windows XP. As XP themes do not work on Windows 7, the theme cannot be used as is.
windows 7
Windows Calender is included with Windows Vista. It is not included with Windows 7 or 8, but can be copied over to Windows 7 and 8 from Windows Vista.
No. Windows 7 is based upon Windows Vista but includes new features, bug fixes, and performance enhancements.
Windows 7
Windows 7.
windows xp, windows 7, and windows vista
windows 7 for psp