JCL EXEC statement
The statements starts with //. The operational filed contains EXEC. The name is called as step name. Step name is optional.
Positional parameters : PGM=program name or utility name
//STEP1 EXEC PGM=SAMPLE
//STEP2 EXEC PROC=PROC1
Note: We should give PROGRAM-ID name of the COBOL program in the EXEC statement.
Under one job statement we can have maximum of 255 step including the steps in the procedures. i.e. we can have maximum of 255 EXEC statements.