Total number of bytes used by the active catalog Export format may be changed by choosing “Export prefs” from the Edit menu. This is the serial number that will be assigned to the next disk you catalog. This is the number of items (disks, folders, and files) marked for deletion, but not yet removed. This is the number of disk entries in the catalog. This is the number of file entries (including archive components) in the catalog. This is the location and name of the active catalog.