WinNT Object Class Hierarchy

The WinNT object class hierarchy starts from the Namespace object.

Object class	Description
Namespace	Top-level object container.
Domain	The Windows NT domain.
User	User account.
Group	Group account for managing access rights.
UserGroupCollection	A set of user groups implementing IADsMembers.
GroupCollection	A set of other groups implementing IADsMembers.
Computer	Windows NT 4.0 server or workstation.
PrintJob	Print job in the print queue.
PrintJobsCollection	A set of print jobs.
PrintQueue	Print queue on a printer spooler.
Service	Application running as a service.
FileService	Services accessing file system.
FileShare	File share point.
Resource	A resource in the service.
Session	An active file service connection.
User	Local user account.
Group	Local group.
UserCollection	Collection of local users.
GroupCollection	Collection of local groups.
Schema	WinNT Schema container.
Class	Schema class definition.
Property	Schema attribute definition.
Syntax	Syntax of a property.