Multiple choice technology mainframe

How to copy the eliminated duplicate records into another file wherein the SORT happens on the 1st 3 characters of the file?

  1. SORT FIELDS=(1,3,CH,A) SUM FIELDS=NONE OUTFILE FNAME = F2

  2. SORT FIELDS=(1,3,CH,A) SUM FIELDS=NONE,XSUM

  3. SORT FIELDS=(1,3,CH,A) SUM FIELDS=NONE COPY = F2

  4. None of the above
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B Correct answer
Explanation

In DFSORT/SYNCSORT, using SUM FIELDS=NONE eliminates duplicate records based on the sort keys. Specifying the XSUM parameter copies those eliminated duplicate records into a separate output dataset.

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