Exam 14: Database Design: ERD, REA, and SQL

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In a REA model, an agent is related to a resource through an event.

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In an ERD diagram, relationship cardinality is represented as

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How are business entities and their relationships identified?

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Which of the following is a way to collect information about business transactions?

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In an REA model, entities are business objects or events.

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In an ERD diagram, an entity identifier is represented as

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What are the steps for designing an ERD?

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What is the purpose of an entity relationship diagram?

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List the ERD design steps that are independent of the database structure.

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For an ERD, what do the business rules define?

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In an ERD diagram, a relationship between entities is represented as

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Which symbol represents a cardinality of a maximum: 1 and minimum: 0?

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Why does a database designer need to understand a business's rules?

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List the ERD design steps that are dependent on the database structure.

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Which symbol represents a cardinality of a maximum: many and minimum: 0?

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Which symbol represents a cardinality of a maximum: 1 and minimum: 1?

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Which symbol represents a cardinality of a maximum: many and minimum: 1?

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List and define the first three normalization rules.

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In a REA model, a resource has an intangible value.

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When using normalization for database development, all the attributes are placed in

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