This part of ISO/IEC 13346 specifies a format and associated system requirements for volume and boot block

recognition by specifying:

volume recognition;

boot descriptors intended for use to bring a system to a known state;

levels of medium interchange;

requirements for the processes which are provided within information processing systems, to enable

information to be interchanged between different systems; for this purpose, this part of ISO/IEC 13346 specifies

the functions to be provided within systems which are intended to originate or receive media which conform to

this part of ISO/IEC 13346.