— the attributes of the volume and the descriptors recorded on it;

— the relationship among volumes of a volume set;

— the placement of the files;

— the attributes of the files;

— record structures intended for use in the input or output data streams of an application program when such data streams are required to be organized as sets of records;

— three nested levels of medium interchange;

— two nested levels of implementation;

— requirements for the processes which are provided within information processing systems, to enable information to be interchanged between different systems, utilizing recorded CD-ROM as the medium of interchange; for this purpose, this document specifies the functions to be provided within systems which are intended to originate or receive CD-ROM which conform to this document.