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What is the improvement to COND= in the latest version of MVS?
MVS now allows for an IF bracketed by an END IF around any job step to replace the COND= syntax. Again, if the IF statement is true, the step is bypassed.
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What is the difference between a symbolic and an override in executing a PROC?
A symbolic is a PROC placeholder; the value for the symbolic is supplied when the PROC is invoked, eg. &symbol=value. An override replaces the PROC's statement with another one; it substitutes for the entire statement.
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Use of library statements
Can anyone pls explain in detail the use of LIB statements like JOBLIB,STEPLIB,JCLLIB,PROCLIB.... as i know where to use these but not clear on the purpose of using....
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Explain concatenating datasets?
Datasets can be grouped in a DD statement one after another, eg. in a JOBLIB statement where the load module can exist in one of many datasets.
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JCL Interview Questions
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