The name of the active configuration is
The document under test is a part or assembly. 
Applies the operation if the name of the active configuration is " Equal to " or " Not equal to " the value of the property.
Example: If, in the document, the name of the active configuration is " Default," then the operation is applied.
→ 
You can use the "*" character before or after a specific string to check whether the document contains that string.
*100: If the name of the active configuration ends with the character string "100," then the operation is applied.
100* If the name of the active configuration begins with the string " 100," then the operation is applied.
*100* If the name of the active configuration contains the string 100, then the operation is applied.