IBM MVS Interview Question:

WHAT IS DIFFEENCE BETWEEN PDS AND PDES?
STEPS BEFORE MERGING?
DUMMY DATASET USES?
DIFFERENCES BETWEEN IDCAMS AND ICETOOLS?
DIFFERENCE BETWEEN ALL JCL UTILITY TOOLS?

Submitted by: Administrator

dummy dataset means it dont have any control fields. so,we
place a dummy

ex:SYSIN DD DUMMY(NO FUNCTION).

JCL UTILITY TOOLS:

IEBGENER UTILITY:

IT IS USED TO CREATE,COPY OR PRINT SEQUENTIAL DATASETS.

IEBCOPY UTILITY:

I IS USED TO COPY NUMBERS OF PARTITIONED DATASETS.

IEFBR14 UTILITY:

THIS UTILITY IS CALLED DUMMY UTILITY ALSO BY USING THIS
UTILITY WE CAN CREATE A DATASET.
Submitted by: Administrator