Answer / guest

The space allocated when the dataset is first created.

Answer / guest

The Primary allocation of the dataset is one which is used
by the program or jcl at the first priority. Once all these
primary allocation is used up, then only the secondary
allocation will be considered.

Answer / eswaran

HI
I HAVE FACE THIS QUESTION MY CENTER
I HAVE CREATE DATASET ONLY DS NAME AND SPACE KEYWORD
PARAMETER BUT I DON"T INSERT THE RECORDS BECAUSE THESE
DATASET DEFAULT RECORD LENGTH(LRECL)=0.

NOTE:
U HAVE SEE THIS DATASET INFORMATION USING DISP=(NEW,CATLG)

Answer / siri

it specifies the amount of primary space required terms of the space unit......one volume must have enough space for the primary allocation......

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