A set of characteristics is associated with each file stored using the FileSelector tools. The characteristics are listed below. Group name is also referred to as generic file name in some older documentation. In documentation of Function classes and in FucntionFile class methods, it is referred to as function name . Files stored in one of these standard formats can be read and understood by generic system tools like the FunctionEditor application.
Data files are generic and can contain data in any format.
Applications that are storing data in an application specific format would use the data file designation. The use field is a key part of the system of managing ProcessData. Read more about it in the document Process Data in Controls Applications. Instance name and notes are supplied by the user whenever a file is saved. Run name and use are specified by a user when reading files, but determined by the system when writing files.