Subject

    Computer Technology (Bank)

    Topic

    Operating System

    This is the stage in database design where one gathers and list all the necessary fields for the database project.

    ক)
    Data definition
    খ)
    Data refinement
    গ)
    Establishing relationship
    ঘ)
    None of the above

    Explanation

    The correct stage here is **Establishing relationship**. This phase directly follows the initial data gathering and involves defining how the various identified fields and entities connect to form a coherent database structure. 'Data definition' usually refers to defining the actual schema (data types, constraints), while 'Data refinement' is about optimizing the structure, making relationship establishment the key step for linking the gathered fields.

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