Answer / sagar kajale

aix is used to access records of vsam ksds in order other than ksds files primary key or we can say base key. the ds over which aix exists is called a base cluster.
aix are ksds and has their own data and index component.

advantages:
can be updated automatically.
reduces data redundancy.
can be defined for both ksds and esds.
can have duplicates.

Disadvantages:
complex update logic.
performance degradation.

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

3 Answers  

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What does a file status of 02 on a VSAM indicate?

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

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What is a vsam dataset?

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What are the three levels of definition for the VSAM DEFINE?

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

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What are the different types of VSAM files available?

3 Answers   CSC,

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What are the different versions of gdg named?

0 Answers  

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What is a CI, control interval?

3 Answers  

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Create syntax for a VSAM file ?

2 Answers   Xansa,

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