The Info DAT gives you string information about a node. Only some nodes contain additional string information which can be accessed by the Info DAT.
/op - The path to the operator that the Info DAT is getting information from. You can drag & drop any node onto this path, or type the path directly into the field.
/passive - If this option is off, the Info DAT will update automatically when the information changes. If on, the data may or may not be out-of-date, and the Info DAT may require a forced cook to update its contents. This parameter can by useful to prevent unnecessary cooking.