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The refinement from an initial entity set into successive levels of entity subgroupings represents a ________ design process in which distinctions are made explicit.
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The refinement from an initial entity set into successive levels of entity subgroupings represents a ________ design process in which distinctions are made explicit. (a) Hierarchy (b) Bottom-up (c) Top-down (d) Radical I got this question in an interview for internship. My question comes from Extended E-R Features topic in portion Database Systems Design and Implementation of Database Management
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Oct 10, 2021
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JackTerrance
Correct answer is (c) Top-down The explanation is: The design process may also proceed in a bottom-up manner, in which multiple entity sets are synthesized into a higher-level entity set on the basis of common features.
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