Mainframe Interview Questions

- NOHANDLE is an option that can be specified along with abnormal condition during program execution.

- When the exception occurs, no action is performed during execution of NOHANDLE command.

- The abnormal condition is ignored, even the EXEC CICS HANDLE condition exist.

- The abnormal condition is also ignored when EXEC CICS IGNORE condition is tested.

- The previous HANDLE CONDITION for other commands will not be effected with NOHANDLE option.

An OOK-Rec is a one of a kind record set, used to get to another record set.

 -1 indicates the field is null

 0 indicates the field is not null

 -2 indicates the field is truncated

Autostatus is a protocol mode which causes the expansion of each DML statement to include a 'perform IDMS-Status' statement.

You must code EXEC CICS ASSIGN with the OPENID option.

While allocating KSDS Datasets, free space is declared at regular intervals at the time of initial loading. This is done because this free space is utilized for keeping the data arranged in sequence physically, even though inserted randomly.

Because SALARY is not declared to have NULLs and the employees for whom the salary is not known are also counted.

They communicate via service MVS request calls.