GB/T 15134-1994 (English Version) PDF

Standard No.: GB/T 15134-1994
Language: Chinese, Available in English version
Release Date: 1994
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 15134-1994

Scope: In order to facilitate the exchange of information between users of different information processing systems, this standard specifies the structure and labels of floppy disk files, including: a. Labels for identifying files, file sections and floppy disk volumes; b. Blocks Basic characteristics; c. File structure. This standard specifies three nested exchange levels: a. The first level is called the basic exchange level (B1), at which only a basic set of facilities can be used for data exchange; b. The second level is called In order to expand and exchange level 1 (E1), in addition to using a basic set of facilities at this level, it is also necessary to use facilities whose block length is longer than physical records and fixed-length block records for data exchange; c. The third level is called Extended exchange level 2 (E2), at this level, in addition to using the facilities of B1 and E1, it is also necessary to use the facilities of variable-length records and segment records to exchange data.

GB/T 15134-1994 history

1994 GB/T 15134-1994 Information processing--File structure and labelling of flexible disk cartridges for information interchange