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Categories  >>  Software  >>  MainFrame  >>  IBM MainFrame  >>  VSAM
 
 


 

 
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Question
what is the difference b/w sequential and ESDS

 Question Submitted By :: Hariprasad
I also faced this Question!!     Rank Answer Posted By  
 
  Re: what is the difference b/w sequential and ESDS
Answer
# 1
Both File looks similar , in sequential file we can delete 
and modify the record , but in ESDS file we cannot delete 
record but can modify the record if it same length.
 
Is This Answer Correct ?    0 Yes 1 No
Saravanan
 

 
 
 
Other VSAM Interview Questions
 
  Question Asked @ Answers
 
Do all versions of the GDG have to be of the same record length ? is it possible to ovverride the dcb of the model dataset?  2
If you wish to use the REWRITE command haw must the VSAM file be opened?  1
Do primary key values have to be unique? Do alternate key values have to be unique?  1
In vsam why we use export-import utility?  1
What is the procedure for running the batch job in mainframe?  1
How do you define an ALTINDX ? How do you use ALTINDXs in batch, CICS pgm?s ?  1
How many buffers are allotted to VSAM KSDS and ESDS?  1
How to declare the EMP Name, EMP No., DOB in VSAM KSDS file? Please explain..... CTS2
What is the meaning of VSAM RETURN-CODE 28?  1
Under IDCAMS , multiple functions can be executed, each of which returns a cond code. What will be the condition code returned to the operating system ?  1
In the COBOL SELECT statement for a KSDS what are the three possibilities for ACCESS?  3
what is the difference b/w sequential and ESDS EDS1
How to insert values for variables that are declared as COMP-3 variables in COBOL program in an already created VSAM file.  3
What is the VSAM-code field?  1
What does a file status of 02 on a VSAM indicate?  1
Describe SHAREOPTIONS parameter (SHR) in Define Cluster command.?  1
There are at least seven IDCAMS commands; name and explain each of them ?.  1
What is Control Interval, Control Area?  1
How do you load a VSAM data set with records ?  2
What are the distinctive features of a ksds, key sequenced dataset?  2
 
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