Keyword Parameters in DD Statements

The following Keyword parameters are generally using,

a) DCB

The DCB parameter defines the format type, length of records, and block size for a new data set.

b) DSN

which is an accepted abbreviation for the DSNAME, which identifies the real name of a data set.

c) DISP

which identifies the data set as a new data set ( The Current status of the dataset).

d) SPACE

The space parameter allocates storage for a new data set on a DASD.

e) LABEL

The label parameter specifies, specific information about a tape or Direct access data set.

f) SYSOUT

The Sysout parameter specifies a system output data set and its output class. A system output data set contains the jobs ouput that is to be printed.

g) UNIT

When you are defining a new data set, you may use the UNIT parameter to tell z/OS to place the data set on.

-> A specific device, by specifying a Hardware address.
-> The same device as another data set.