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Windows PowerShell™ 3.0 Step by Step by Ed Wilson

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Understanding the WMI model

WMI is a hierarchical namespace, in which the layers build on one another, like the Lightweight Directory Access Protocol (LDAP) directory used in Active Directory, or the file system structure on your hard drive. Although it is true that WMI is a hierarchical namespace, the term by itself does not really convey the richness of WMI. The WMI model has three sections—resources, infrastructure, and consumers—with the following uses:

  • WMI resources . Resources include anything that can be accessed by using WMI—the file system, networked components, event logs, files, folders, disks, Active Directory, and so on.

  • WMI infrastructure. The infrastructure comprises three parts: the WMI service, the WMI repository, and the WMI ...

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