Describe The Dd Statement, Its Meaning, Syntax And Keywords?

1.	Describe The Dd Statement, Its Meaning, Syntax And Keywords?
Answer» The DD STATEMENT links the EXTERNAL Data Set name (DSN) to the DDNAME coded within the EXECUTING program It links the File names within the program CODE to the File names know to the MVS operating system The syntax is // ddname DD DSN=Data Set name Other keywords after DSN are DISP, DCB, SPACE, etc . The DD statement links the external Data Set name (DSN) to the DDNAME coded within the executing program It links the File names within the program code to the File names know to the MVS operating system The syntax is // ddname DD DSN=Data Set name Other keywords after DSN are DISP, DCB, SPACE, etc .

Answer»

The DD STATEMENT links the EXTERNAL Data Set name (DSN) to the DDNAME coded within the EXECUTING program It links the File names within the program CODE to the File names know to the MVS operating system The syntax is // ddname DD DSN=Data Set name Other keywords after DSN are DISP, DCB, SPACE, etc .

The DD statement links the external Data Set name (DSN) to the DDNAME coded within the executing program It links the File names within the program code to the File names know to the MVS operating system The syntax is // ddname DD DSN=Data Set name Other keywords after DSN are DISP, DCB, SPACE, etc .

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