Explain about the file objects in vsam?

0 Answers  

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should a AIX should be a unique value?

1 Answers  

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What is the function of entry sequenced data set?

0 Answers  

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in a cobol select statement for a ksds can you tell me what are the 3 possibilities for access?

0 Answers   IBM,

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what is the difference between vsam and dataset how do u create vsam dataset which file you r used?

2 Answers   Fidelity,

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I have three fields in a Variable VSAM file X(2) Y(10) occurs X times Z(02) Say for the first record X=2 then the length of the file is 2+(10*3)+2=34 second record, x=4 then 4+(10*4)+2=46 If any time if the field x is updated then the total length changes. Is it feasible? Is it

2 Answers  

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How are records stored in an ESDS, entry sequenced dataset?

1 Answers   IBM,

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Yes. Because the alternate key would first locate the primary key, which in turn locates the actual record. Needs twice the number of I/Os.

0 Answers  

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Using Alternate Indexes in Batch pgms: ?

2 Answers   IBM,

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we can define the ksds cluster by two ways by using the file-aid or by using the idcams utility. Explain them.

0 Answers   IBM,

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How can you create a VSAM dataset? Can you write a JCL for it?

4 Answers   IBM, TCS,

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how yo view the vsam file?

5 Answers   DSRC, TCS,

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