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Which type of users are unsophisticated users who interact with the system by invoking one of the application programs that has been written previously?
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Important Questions on Database Management System
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A/An is a subset of the database that contains virtual data derived from the database files but it does not exist in physical form.
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It allows you to define a sequence of actions to perform on a document or multiple documents that can be executed again and again simply by running
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A utility that makes copies of original files in case when original files are lost or destroyed, is called
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A _____ is an abstract model that describes, how the data are organised and represented.
