Answer / iqru

DUMMY is used to signify end-of-file or dummy input.

when some dummy file meaning empty file needs to be passed
to the program use //ddname DD DUMMY

Answer / venkat

it is cheek the execution of the program with out involving
the files
// job1 job
//joblib dd dsn=loadlib,disp=shr
//step1 exec pgm=pgm1
//disk1 dd dummy
//disk2 dd nullfile

when dummy is specified for an input file it treats
that it is an empty file
if dummy is specified for output it nullify all the
parameters

Answer / surendran s

if the value has been get in instream then we have write an
dummy statment..
//SYSIN DD DUMMTY

describe the dd statement,its meaning,syntax and keywords?

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