Answer / Anish Kumar

A GDG (Group Description Group) is a set of definitions that describe a group of files, including their physical characteristics and access methods. To define a GDG, you can use the IEFBR103I command or its API equivalent.nHere's an example of a GDG definition in JCL:n //GDGDEF DD DISP=(NEW,CATLG),DSNAME=MYLIB/MYGDGn //DD MYFILE1 DCB=(,,n DDNAME=MYFILE1n DSORG=PSn RECFM=FBn LRECL=80n BLOCK=8n )/n //DD MYFILE2 DCB=...

pic S9(4) results 3 bytes1 A) comp B) comp1 C) display D) comp3

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