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    Question :
    what you mean by cluster?

    Posted by: loganathan on 9/16/2010

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    Category Mainframe Interview Questions
    Rating (0.3) By 1188 users
    Added on 9/16/2010
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    cluster is a group of network.

    Posted by: sridevi.j    

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    cluster means its a just name which is used to generate the VSAM files by using the JCL utility IDCAMS.
    for ex://sysin dd*
    define cluster

    Posted by: satheesh chandra.r    

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    All VSAM datasets created in the form of cluster,cluster contain name component,data componant,index component,esds,lds,rrds contains name and data coponants but ksds contains name,data,index componants

    Posted by: sriram    

    Contact sriram Contact sriram

    cluster is a collection of
    Data component,
    Index component..

    Posted by: T SRINIVASA CHARY    


    Clusters are sets of collaborating computer systems that are usually used to guarantee high availability of services

    Posted by: VidhyaRaju    

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    Cluster is logical thought of dataset . it consist two seperate physical datasets..
    1)data component,, it consist actual data..
    2)Index component.. it consist actual index.. like access key and it's pointer in the data component

    Posted by: Pramod Reddy    

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    A VSAM cluster is a logical definition for a VSAM data set and has one or two components:

    The data component of a VSAM cluster contains the data records.
    The index component of a VSAM key-sequenced cluster consists of the index records.

    Posted by: DEEPAK KUMAR    


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