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

2 Answers   IBM,

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By seeing a program how we findout it is a VSAM program?

6 Answers   TCS,

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if not using the 'commit' when closing VSAM file,what will happend

5 Answers   CSC,

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What is the difference between sequential files and ESDS files?

1 Answers   IBM,

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is it slower if you access a record through alternative index as compared to primary index?

1 Answers   IBM,

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In a file(PS), we dont know how many records are there. requirement is divide half n half the records n insert into 2 another files(PS).

6 Answers   Cap Gemini, TCS,

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what do you mean by a vsam split?

0 Answers   IBM,

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What is the difference between CI( Control Interval)and CA (Control Area)?

3 Answers   Infosys, TCS,

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how many buffers are allocated to vsam ksds and esds?

0 Answers   IBM,

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How do you load a VSAM data set with records ?

2 Answers  

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what will happen when you try to open an empty vsam file in a cobol program for input?

0 Answers   IBM,

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Differentiate between control interval (ci) and control area (ca)?

0 Answers  

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