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  2. Environment variable - Wikipedia

    en.wikipedia.org/wiki/Environment_variable

    The %SystemRoot% variable is a special system-wide environment variable found on the Windows NT family of operating systems. Its value is the location of the system ...

  3. System partition and boot partition - Wikipedia

    en.wikipedia.org/wiki/System_partition_and_boot...

    The boot partition (or boot volume) [5] is the disk partition that contains the operating system folder, known as the system root or %systemroot% in Windows NT. [6]: 174 Before Windows 7, the system and boot partitions were, by default, the same and were given the "C:" drive letter.

  4. Root directory - Wikipedia

    en.wikipedia.org/wiki/Root_directory

    Unix abstracts the nature of this tree hierarchy entirely and in Unix and Unix-like systems the root directory is denoted by the / (slash) sign. Though the root directory is conventionally referred to as /, the directory entry itself has no name – its path is the "empty" part before the initial directory separator character (/).

  5. Session Manager Subsystem - Wikipedia

    en.wikipedia.org/wiki/Session_Manager_Subsystem

    The Session Manager Subsystem is the first user-mode process started by the kernel. Once started it creates additional paging files with configuration data from HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management, [1] the environment variables located at the registry entry HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment, and DOS device mappings (e.g. CON ...

  6. Service Control Manager - Wikipedia

    en.wikipedia.org/wiki/Service_Control_Manager

    Service Control Manager (SCM) is a special system process under the Windows NT family of operating systems, which starts, stops and interacts with Windows service processes. [1]

  7. NTLDR - Wikipedia

    en.wikipedia.org/wiki/NTLDR

    Windows NT was originally designed for ARC-compatible platforms, relying on its boot manager support and providing only osloader.exe, a loading program accepting ordinary command-line arguments specifying Windows directory partition, location or boot parameters, which is launched by ARC-compatible boot manager when a user chooses to start specific Windows NT operating system.

  8. Security Account Manager - Wikipedia

    en.wikipedia.org/wiki/Security_Account_Manager

    The Security Account Manager (SAM) is a database file [1] in Windows NT, Windows 2000, Windows XP, Windows Vista, Windows 7, 8.1, 10 and 11 that stores users' passwords. It can be used to authenticate local and remote users.

  9. svchost.exe - Wikipedia

    en.wikipedia.org/wiki/Svchost

    Svchost.exe (Service Host, or SvcHost) is a system process that can host one or more Windows services in the Windows NT family of operating systems. [1] Svchost is essential in the implementation of shared service processes, where a number of services can share a process in order to reduce resource consumption.