is there any lock for vsam file so that no one can update the vsam file ?

2 Answers   HCL,

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how can you load a vsam data set with records ?

0 Answers   IBM,

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

1 Answers   IBM,

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How does control intervals and control areas related to each other?

0 Answers  

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What is Control Interval, Control Area ?

1 Answers   L&T,

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in what type of vsam datasets can an alternate index be defined??

4 Answers  

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Using Alternate Indexes in Batch pgms: ?

2 Answers   IBM,

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what is freespace

2 Answers   EDS,

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what do you mean by a upgrade set in vsam?

0 Answers   IBM,

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What is the procedure for running the batch job in mainframe?

1 Answers  

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What is FREESPACE ?

2 Answers  

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