On Tue, 15 Apr 2014 11:33:39 -0500, Mike Schwab wrote:
>
>If you deleted a dataset, and the three ways to destroy the data have
>not occurred, then you use Absolute Track allocation to re-allocate
>those tracks and read them.  The DCB must match, along with directory
>entries.
> 
FSVO "match".  Nearly anything ought to be readable with RECFM=U.
Keys make it more complicated, but there are (used to be?) CCWs
for this (backup utilites need them).  An assembler program can read 
beyond end-of-file (to wit the utilities for recovering deleted PDS
members).  PDSE, HFS, and zFS are harder yet, in part because of
ab$ence of documentation.

I thought no DCB information as such is retained for a deleted data set.

-- gil

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