Answer:
-INVALID OPERATION – The parameter of the operations of a call is invalid
-I/O ERROR – An error occurred during a disk read / write operation.
-FILE NOT OPEN – Any operation on the designated file can not be performed as the file is not open
-KEY VALUE NOT FOUND - The designated key value is not found in the index path
-INVALID POSITIONING - Each time the current position need to be established. This position is application for update / deletion of a record.
-I/O ERROR – An error occurred during a disk read / write operation.
-FILE NOT OPEN – Any operation on the designated file can not be performed as the file is not open
-KEY VALUE NOT FOUND - The designated key value is not found in the index path
-INVALID POSITIONING - Each time the current position need to be established. This position is application for update / deletion of a record.
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