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INTERVIEW QUESTIONS MAINFRAME COBOL DETAILS
Question :
Explain the difference between an internal and an external sort, the pros and cons, internal sort syntax etc.


Category COBOL Interview Questions
Rating (3.1) By 47 users
Added on 7/22/2011
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Answers:

External sort is performed by SORT pgm. Internal sort gives you data handling flexibility and it takes less secondary memory. For huge Volume of files it's better to use internal sort else large amount of space will be required in external sort. any comments...?



yes i agree internal sort is preferable than external sort



Posted by: koteeswaran

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inter sort=cobol
external sort= jcl



Posted by: srinu

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