Operating system Chromium OS. Microsoft Windows is a family of proprietary operating systems designed by Microsoft Corporation and primarily targeted to Intel architecture based computers, with an estimated 88.9 percent total usage share on Web connected computers. The latest version is Windows 10. In 2011, Windows 7 overtook Windows XP as most common version in use. Microsoft Windows was first released in 1985, as an operating environment running on top of MS-DOS, which was the standard operating system shipped on most Intel architecture personal computers at the time. In 1995, Windows 95 was released which only used MS-DOS as a bootstrap. For
Windows startup process The sequence of booting Windows Vista is different from any previous version of Windows that uses the NT kernel. The operating system boot loader in Vista is called winload.exe, and is invoked by Windows Boot Manager. Additionally, the GINA that has been in use with all versions of Windows NT since 3.1 has been entirely replaced by "Credential Providers". Windows startup process The Windows startup process is the process by which Microsoft's Windows series of operating systems initializes. In Windows versions 1.01 to Windows/386, the system was loaded when codice_1 was executed. It then loaded codice_2 or codice_3 and codice_4