explain in brief how are different versions of gdg named?

0 Answers   IBM,

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Define gdg?

0 Answers  

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Under IDCAMS , multiple functions can be executed, each of which returns a cond code. What will be the condition code returned to the operating system ?

1 Answers   IBM,

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How do you calculate record size of an alternate cluster?

0 Answers  

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In a KSDS file, key is missing for one record. How to insert the key for that particular record from back up file. Is there any sorting needed for the back up file before the key insertion?

0 Answers   RBS,

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What is the main function of linear dataset?

0 Answers  

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1. delete is not possible in esds. why? 2. i have 10 records in a esds file and i want to delete only 1st record ..then what i have to do?.. it will not affect any sequence of the RBA. 3. why open extend is not possible in rrds vsam file?

3 Answers  

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Suppose 3 generations of a GDG exist. How would you reference the 1st generation in the JCL?

2 Answers   IBM,

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Suppose a generation of GDG gets created in a particular step of a proc. How would you refer the current generation in a subsequent step? What would be the disposition of this generation now ?

4 Answers   Patni,

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What is the significance of the SHAREOPTIONS parameter?

1 Answers   IBM,

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what do you mean by recovery and speed parameters in define cluster command?

0 Answers   IBM,

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Explain the device independent method to indicate where a record is stored?

0 Answers  

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