Multiple choice technology mainframe

How can unused space allocation be returned to the system when a dataset is closed ?

  1. RETURN

  2. RLSE

  3. CONTIG

  4. TRK
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B Correct answer
Explanation

RLSE (RELEASE) in SPACE parameter returns unused allocated space to the system when the dataset is closed. RETURN is not a valid SPACE parameter, CONTIG requests contiguous space, and TRK specifies allocation units but doesn't release space.

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