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What is the use of VSAM files? How to read this ?

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What is the use of VSAM files? How to read this ?..

Answer / y@$w@nth

VSAM stands for Virtual Storage Access Method.it organizes
the records in a file in different formats for faster
accessing. various vsam datasets(files) structures are

KSDS(Key Sequential Dataset)
ESDS(Entry Sequenced Dataset)
RRDS(Relative Record Dataset)

we can read the Vsam Files
sequentially,randomly,dynamically(sequential,random) based
on the organization it refers.the following are the access
methods that we can perform on vsam datasets(files)

KSDS(sequential,random,dynamic)
ESDS(sequential,random)
RRDS(sequential,random)

Is This Answer Correct ?    13 Yes 0 No

What is the use of VSAM files? How to read this ?..

Answer / dinesh

VSAM (or) VIRTUAL STORAGE ACCESS METHOD. it is faster access
to data, when comparing other access methods by the way of
Data sets ORGANIZATION. we can able to insert a records in
good way.records are physical removed while we deleting the
records and we can get the free space.

Is This Answer Correct ?    13 Yes 1 No

What is the use of VSAM files? How to read this ?..

Answer / raaj

vsam is an accessing and storing method ,which provides an
efficient way of storng and accessing file data.

Is This Answer Correct ?    4 Yes 1 No

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More VSAM Interview Questions

Using Alternate Indexes in CICS pgms: ?

1 Answers  


how do you define an altindx ? How do you use altindxs in batch, cics programs?

0 Answers   IBM,


name the utility program closely associated with vsam?

0 Answers   IBM,


Using alternate indexes in batch program?

0 Answers  


to use the rewrite command, how should the vsam file be opened?

0 Answers   IBM,


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

2 Answers   Fidelity,


Explain the purpose of the file status clause in the select statement?

0 Answers  


What is speed parameters in define cluster command?

0 Answers  


Explain the process in which flat files are converted into vsam files?

0 Answers  


there are seven idcams commands in vsam. Can you name and explain each of them?

0 Answers   IBM,


explain in brief how you can create a vsam file?

0 Answers   IBM,


What is the main function of key-sequenced data set?

0 Answers  


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