_Added in 1.9.7_
*$wmiquery([path], query, [N], N|key)*
Performs a "WMI":https://msdn.microsoft.com/en-us/library/aa394582%28v=vs.85%29.aspx query and return the Nth value.
*Parameters*
table(ktable).
|*Parameter*|*Description*|
| [path] | Optional path. |
| query | Query to perform. |
| [N] | If 0, numbers of results else the Nth value (optional, default is 1) |
| N
; Prints the cpu l2 cache //echo -ag l2 cache is $wmiquery(SELECT * FROM Win32_Processor, L2CacheSize)