IBM REXX Interview Question:

How to find or access the current level of a GDG?

Submitted by: Administrator

You may use this

CALL BPXWDYN "ALLOC DD(ddn) SHR DSN('"gdg"(0)') RTDSN(GDGN)"

Afterwards GDGD contains the name of the actual gdg data
set.
Submitted by: Administrator