A phone number is a poor choice for a customer primary key because (multiple answers possible)

Practice More Questions From: Concept Quiz for Module 8

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In the Attribute Expansion Transformation, an attribute is converted into

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The consistency goal for narrative problem analysis indicates that the associated ERD should

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In the Compound Attribute Transformation, an attribute is converted into

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In the Entity Type Expansion Transformation, an entity type is converted into

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Usage of a government issued identifier (such as Social Security number) as a primary key should be avoided if possible due to privacy concerns and sometimes violation of the single-purpose tenet.

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In the Limited Attribute History Transformation, an attribute is converted into

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A phone number is a poor choice for a customer primary key because (multiple answers possible)

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When determining a primary key for an entity type, the stable property indicates that

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In the Unlimited Attribute History Transformation, an attribute is converted into

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In the Weak to Strong Entity Type Transformation, a weak entity type and identifying relationship are converted into

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