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Databases and Big Data Technologies
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Which of these shapes symbolize an attribute in E/R modeling?
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Which of these shapes symbolize a general relationship in E/R modeling?
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In E/R, what is the relationship between an entity type and an entity instance?
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Which of these can a subtype entity inherit from its parent type?
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Given a 1:N relationship between a department and its employees, which direction will the arrow point?
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What is the aim of data modeling?
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Which of these options is NOT a data modeling tool?
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Which of these shapes symbolize an entity type in E/R modeling?
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