Answer Posted / niki

Both used to read sequentila file.
Read work file 1:

1. is a processing loop strating like:
Read work file 1 file1
---
--
--
end- work.
Here ---> file 1 is file name here and 1 is arbitary file
number which is translated into dataset names CMwk01 in jcl.

read work file once:
1. Reads only one reacord is to be read.
2. there is no processing loop
eg. Read work file once


do correct me if i am wrong?

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