Mainframe Application Developer Interview Questions and Answers

S0C7 is a data exception error in COBOL programs caused by invalid numeric data.

• Identify the exact line of code where the S0C7 error occurred

• Check for invalid data in the input file or variables

• Ensure proper data validation and error handling mechanisms are in place

• Use debugging tools like File-AID or Xpediter to trace the error

S0C7 and S0C4 are both abend codes in mainframe systems, with S0C7 indicating a data exception and S0C4 indicating a protection exception.

• S0C7 is a data exception abend caused by invalid data or arithmetic operations, while S0C4 is a protection exception abend caused by accessing storage outside authorized areas.

• S0C7 can be caused by issues like division by zero or invalid data conversion, while S0C4 can be caused by accessing unallocated storage or protected storage areas.

• Fo...read more

Job restart steps and process involve identifying the failure, taking corrective actions, and resuming the job from the point of failure.

• Identify the reason for job failure

• Take corrective actions to resolve the issue

• Restart the job from the point of failure

• Ensure data integrity and consistency after restart