Windows NT uses protection mechanism called rings provides by the process to implement separation between the user mode and kernel mode.
Windows 1.0, 2.0, 3.0, 3.1, NT 3.1, NT 3.5, NT 3.51, and Windows NT 4.Windows 1.0, 2.0, 3.0, 3.1, NT 3.1, NT 3.5, NT 3.51, and Windows NT 4.
Windows NT 3.1 only came in two versions, Windows NT 3.1 and Windows NT 3.1 Advanced Server.
The last version of Windows under the "NT" brand was Windows NT 4. The latest version to be built upon Windows NT is Windows Vista (Windows 7 has not yet been releasedofficially).
Absolutely nothing.
Windows NT 4.0
Windows NT was created on 1993-07-27.
Windows NT came first. NT 4.0 came to manufacturing in 1996, and Win 2000 was released to retail in February of 2000. [Windows 2000 is also known as Windows NT 5.0.]
New Technology
Windows 95 (partial, via USB add-on) Windows 98 Windows ME Windows NT 3.1 Windows NT 3.5 Windows NT 3.51 Window NT 4 Windows 2000 Windows XP Windows Server 2003 Windows Vista Windows Server 2008
As normal Windows. 2000, XP, Vista, and 7 are all technically Windows NT
Windows NT 3.1 Windows NT 3.5 Windows NT 3.51 Windows NT 4 Windows ME (officially; unofficially could still use 16-bit VxDs) Windows 2000 Windows XP Windows Server 2003 Windows Vista Windows Server 2008
yes. windows nt is a multiuser operating system