When an I/O error occurred during data base access it returns
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AJ
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AI
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AO
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AM
Reveal answer
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C
Correct answer
Explanation
The AO status code is returned when an I/O error occurs during database access. This indicates a physical I/O problem (disk read/write failure) while attempting to access the GSAM database.
AI explanation
In IMS DL/I processing, status codes returned in the PCB indicate the outcome of a database call. The status code AO specifically signals that a physical I/O error occurred while trying to access the database, alerting the application that the operation could not complete due to a hardware/access-level failure rather than a logical condition like end-of-database.