The document contains a configuration whose name matches a given value
The document under test is a part or assembly. 
Performs the operation if the document being scanned contains a configuration that is" Equal to " or " Not equal to " the specified value.
Example: If, in the document, the name of a primary (non-derived) configuration is " Default," then the operation is applied.
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You can use the "*" character before or after a specific string to check whether a certain pattern—containing the specified string—is absent from the document.
Example:
100* If a configuration name beginning with the character string "100"exists in the document, then the operation is applied.
*100: If a configuration name ending with the character string "100"exists in the document, then the operation is applied.
*100* If a configuration name containing the string " 100 " exists in the document, then the operation is applied.
The level specifies whether the configurations being counted are primary or derived configurations