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In refining a data model,you should generate ______________ and evaluate them according to user requirements.
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Q34: Figuer: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4814/.jpg" alt="Figuer: -The
Q35: Figuer: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4814/.jpg" alt="Figuer: -Converting
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Q39: A primary key for an entity type
Q40: Figuer: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4814/.jpg" alt="Figuer: -In
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Q42: Figuer: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4814/.jpg" alt="Figuer: -Assuming
Q43: When converting a narrative problem into an