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. CLOSE
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B Correct answer
Explanation

RLSE is the JCL statement that releases unused space allocation back to the system when a dataset is closed. RETURN is not a valid JCL statement. CONTIG is used for contiguous allocation, and CLOSE simply closes the dataset without releasing space.

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