Exam 12: Database Design

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Columns in a table often are called fields or ____________________.

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A field is a(n) _____ field if it is not part of the primary key.

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If the primary key of a table contains only a single field, the table is automatically in second normal form (2NF).

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If you know that whenever you are given a value for one field, you will be able to determine a single value for a second field, the first field is said to define the second field.

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The determination of database requirements is part of a process known as _____.

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You always must qualify field names, even if there is no possibility of confusion.

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There is a _____ relationship between business analysts and clients because one business analyst is associated with many clients but each client is associated with only one business analyst.

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Any field or collection of fields that determines another field is called a descendent.

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A table is in first normal form (1NF) if it does not contain repeating groups.

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A(n) _____ is like a noun: It is a person, place, thing, or event.

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The definition of a relation includes four rules. What are these rules?

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Critical Thinking Questions Case 11-2 An employee at Regional Books is using the normalization process to analyze her database design. She has created the following Book table: Book ( ISBN , Title, Publisher Code, PublisherName) This table is not in 3NF. Why?

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A(n) _____ is a collection of relations.

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_____ is the process of making sure that a database design is free of potential update, redundancy, and consistency problems.

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Many-to-many relationships are implemented through an additional table that contains _____ fields for both of the related tables.

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To depict the structure of a relational database, you can use a commonly accepted shorthand representation. You write the name of the table and then within _____ list all of the fields in the table.

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    The accompanying figure shows the Access relationship diagram for the Camashaly Design database. A key symbol appearing in front of a field name means the field is the ____________________ key. The accompanying figure shows the Access relationship diagram for the Camashaly Design database. A key symbol appearing in front of a field name means the field is the ____________________ key.

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If you use the word, Order, for the name of a table, you cannot use SQL to query that table.

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If the primary key of a table contains only a single field, the table is automatically in ____________________ normal form.

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The formal term for a table is tuple.

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