PowerShell v3 introduces a great deal of new functionality. The biggest changes are associated with Windows Management Instrumentation (WMI).
WMI is Microsoft’s implementation of the industry standard Common Information Model (CIM). With the Windows 8/2012 wave of products, Microsoft started moving to a more standards-based approach for WMI, and new terminology has emerged based on these changes.
With WMI in PowerShell v3, you get
One chapter can’t cover all of these topics, so I’m going to concentrate on CIM sessions with a side trip through the CIM ...