Answer / vikas pujar

Its not possible to identify if Input file is VSAM or not just by looking at JCL. Usually companies have naming conventions for for DDnames. If VSAM, use V1234, If Sequential use I3456 , If output file O5678. So if use these we can identify.

Answer / aveo

I doubt , but we can check with 3.4 .. it will show the
base cluster

Answer / seemant kumar

Actually u can't see the file directly by 3.4 on ibm z/os
system. u have to go for file management menu. then u can
browse the vsam file

Answer / raghav

Its not possible to identify just by seeing job,
one way to know is try to do hyper Browse on that file, If
it opens then its not a VSAM.

How to do Hyper browse:
Tpye HB on command line and keep the cursor on that file
and press enter, if its a seq file it will be opened in
browse mode.

Answer / senthil

VSAM(Cluster) dataset ends with .CL

How do you define a GDG ?

1 Answers   IBM,

What is the biggest disadvantage of using a vsam dataset?

0 Answers  

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,

In vsam at the cluster creation for KSDS FREESPACE parameter is required but for ESDS FREESPACE parameter is not required ?

4 Answers   IBM,

Do primary key values have to be unique? Do alternate key values have to be unique?

1 Answers  

When CISZ is declared as 4096 at cluster level,is this true that data will have 4096 and index will have default?????

1 Answers   Wipro,

What is VERIFY command ? when do you use this command?? What actually it does ??

2 Answers   Xansa,

How do you calculate record size of an alternate cluster?

0 Answers  

Alt key is used for what type of vsam file

3 Answers  

Define free space?

0 Answers  

What is the meaning of dynamic processing?

2 Answers  

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

1 Answers