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PowerShell and WMI by Foreword by Ed Wilson, Richard Siddaway

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Chapter 3. WMI in depth

 

This chapter covers
  • WMI structure
  • WMI cmdlets and accelerators
  • WMI Query Language
  • Discovering links between WMI classes

 

Windows Management Instrumentation, known as WMI to its friends, isn’t well understood by the majority of administrators. It appears to be a technology that’s difficult to use and that isn’t well documented, unless you want to go rummaging in the depths of TechNet and MSDN. Is this a fair assessment?

Until PowerShell appeared, this was my stance on WMI. I could make it work, but I didn’t really understand it and certainly didn’t feel I could get the best out of it. Code was difficult to produce and test in VBScript, using WMI interactively required a different set of tools with a cryptic syntax, ...

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