CIM_InstalledOS - A link between the computer system and the operating system(s) installed or loaded on it. An operating system is 'installed' on a computer system, when placed on one of its storage extents - for example, copied to a disk drive or downloaded to memory. Using this definition, an operating system is 'installed' on a NetPC when downloaded via the network.

CIM_InstalledOS
A link between the computer system and the operating system(s) installed or loaded on it. An operating system is 'installed' on a computer system, when placed on one of its storage extents - for example, copied to a disk drive or downloaded to memory. Using this definition, an operating system is 'installed' on a NetPC when downloaded via the network.
NameSpace Path
\ROOT\CIMV2
PROPERTY	SMS_REPORT	CIMTYPE	DESCRIPTION
GroupComponent		Reference	The computer system.
PartComponent		Reference	The operating system installed on the computer system.
PrimaryOS		Boolean	Boolean indicating that the operating system is the default OS for the computer system.
SAMPLE DATA INSTANCE
[LOCALE(1033): ToInstance Amended] instance of Win32_SystemOperatingSystem { GroupComponent = "\\\\SCCM01\\root\\cimv2:Win32_ComputerSystem.Name=\"SCCM01\""; PartComponent = "\\\\SCCM01\\root\\cimv2:Win32_OperatingSystem.Name=\"Microsoft Windows Server 2003 R2 Standard Edition\|C:\\\\WINDOWS\|\\\\Device\\\\Harddisk0\\\\Partition1\""; PrimaryOS = TRUE; };