Patent ID: 7024435

Claim:
A data recording apparatus comprising: capacity judging means for judging whether or not a size of a file is a predetermined value or more; first file forming means for, in the case where the capacity judging means judges that the size of the file is less than the predetermined value, forming an archive file of a first form to which attribute information where the size of the file is represented by octal numeral is added; second file forming means for, in the case where the capacity judging means judges that the size of the file is the predetermined value or more, forming an archive file of a second, larger form to which attribute information where the size of the file is represented by hexadecimal numeral and including identification symbol indicating hexadecimal representation is added; and recording means for, in the case where the capacity judging means judges that the size of the file is less than the predetermined value, recording on a medium the archive file of the first form formed by the first file forming means, while in the case where the capacity judging means judges that the size of the file is the predetermined value or more, recording on the medium the archive file of the second form formed by the second file forming means.