The allowed file extensions for files that are only used internally by the system (and thus not typically shown to end users).
Maximum allowable size for a single uploaded large data file (in bytes). This is a file that was indirectly uploaded using the temp content service chunked upload capability.
The current aggregate size of all files uploaded by a given user. If the current aggregate size is greater than the maximum aggregate size, this is a quota violation.
The allowed file extensions on files that are uploaded.