Explain difference between read work file 1 and read work file once? Why we are using work file once?
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how many work file we can code in jcl?
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Would like to know if have an expecific command that returns a code or something about the execution of a CALLNAT. For example ... CALLNAT 'SUBPRG' [parameter] [parameter] ... [here comes a code or command that checks if the CALLNAT was successful]
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difference between read(1) and read work file once ?
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Explain how many work file we can code in jcl?