looking at the basic definition of VSAM file how to recognize
whether it is a KSDS OR RRDS OR ESDS ?

Answers were Sorted based on User's Feedback



looking at the basic definition of VSAM file how to recognize whether it is a KSDS OR RRDS OR ESDS..

Answer / harsha

Can you please elaborate the 'Basic Defenition'?
As I understand, all KSDS defined with 'Indexed' parameter
ESDS defined with 'Non-Indexed', RRDS dfined
with 'Numbered' and LDS defined with 'Linear' parameter.

Is This Answer Correct ?    20 Yes 2 No

looking at the basic definition of VSAM file how to recognize whether it is a KSDS OR RRDS OR ESDS..

Answer / guest

ksds as keys and rrds as numbers esds as workd we can
identify it as a vsam file with the help of this

Is This Answer Correct ?    1 Yes 1 No

Post New Answer

More VSAM Interview Questions

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?

2 Answers   IBM,


How to delete a member using JCL.?

5 Answers  


differentiate between sequential files and esds files in vsam?

0 Answers   IBM,


FREESPACE can be specified for which type of cluster? a.LDS b.RRDS c.ESDS d.KSDS

2 Answers  


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

0 Answers   IBM,






What is the difference between sequential files and ESDS files?

1 Answers   IBM,


How are different versions of GDG named ?

2 Answers   IBM,


By looking into JCL can we identify the dataset is VSAM (VSAM dataset supposed to be a input dataset).In this scenerio how will we identify the dataset is VSAM ?

5 Answers   Cognizant, EDS, Shridhar,


Syntax of AMS modal commands ?

1 Answers   IBM,


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  


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?

3 Answers  


In the COBOL SELECT statement for a KSDS what are the three possibilities for ACCESS?

3 Answers  


Categories