VSAM Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

VSAM Interview Questions

Questions Answers Views Company eMail

How do you calculate record size of an alternate cluster? Give your values for both unique and nonunique.

IBM,

1 8956

What is the difference between sequential files and ESDS files?

IBM,

1 8692

How do you load a VSAM data set with records ?

IBM,

2 8112

How do you define a GDG ?

IBM,

1 5105

Do all versions of the GDG have to be of the same record length ?

IBM, iNautix,

3 13462

How are different versions of GDG named ?

IBM,

2 5557

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

IBM,

2 14692

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?

IBM,

2 6929

What more info you should give in the DD statement while defining the next generation of a GDG?

IBM,

1 5833

Assuming that the DEFINE JCL is not available, how do you get info about a VSAM file's organisation?

IBM,

1 5758

During processing of a VSAM file, some system error occurs and it is subsequently unusable . What do you do ?

1 6969

How do you fix the problem associated with VSAM out of space condition?

IBM,

1 9678

What is the meaning of VSAM RETURN-CODE 28?

3 21729

On which datasets You can have ALT INDEX?

2 6140

How many Alternate Indexes you can have on a dataset?

AB Inc,

2 9919

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Un-Answered Questions { VSAM }

What does the keyranges parameter in define cluster commends do?

945

Explain the function of the relative record data set?

926

What is the purpose of having vsam data space?

957

Explain the significance of the shareoptions parameter?

1006

What is a ca split?

1076

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

1197

differentiate between sequential files and esds files in vsam?

1168

Tell about the ams used in vsam?

1175

What is a lds (linear data set) and what is it used for?

1004

What is control area?

1077

Explain the biggest disadvantage of using a vsam dataset?

1039

How do you calculate record size of an alternate cluster?

1134

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

1107

what do you mean by a shareoptions parameter (shr) in define cluster command?

1304

explain in brief why do vsam take more disk space than other utilities?

1089

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