[Info-vax] Anyone interested in another public access system
glen herrmannsfeldt
gah at ugcs.caltech.edu
Sat Apr 11 13:50:06 EDT 2009
JF Mezei <jfmezei.spamnot at vaxination.ca> wrote:
> And when you think about it, an indexed RMS file is just as much a
> stream of bytes as a proprietary Microsoft Word document is. Without
> knowledge of its structure, all you can do is read a stream of random
> bytes until you reach EOF.
It is for VMS, where the underlying hardware consists of
512 byte blocks. It is much more interesting for
IBMs MVS, where the hardware allows variable block length
chosen by the program. (Between 1 byte and the track length.)
-- glen
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