JCL ⭐ Featured
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Q: What causes S0C4 in batch?

Answer:
S0C4 is protection exception - addressing unallocated memory. Causes: uninitialized pointer, subscript out of range, incorrect LINKAGE SECTION. Check CEEDUMP for offset. Likely program bug. Use debugger to trace.
s0c4 protection abend
VSAM
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Q: Explain INHIBIT attribute

Answer:
INHIBIT prevents certain operations. ALTER INHIBITSOURCE prevents REPRO from. ALTER INHIBITTARGET prevents REPRO to. Used for protection. PERMIT removes restriction.
inhibit protection alter
CICS
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Q: What is CICS resource protection?

Answer:
Protection via RACF/external security. SEC=YES on region. QUERY SECURITY for checks. SECLABEL for levels. Program security attributes.
protection security racf