Exam 12: Database Design

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Identify the letter of the choice that best matches the phrase or definition.
Premises:
Field that uniquely identifies a given row.
Responses:
primary key
relationship
entity
Correct Answer:
Verified
Premises:
Responses:
Field that uniquely identifies a given row.
primary key
(Matching)
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The attributes of an entity become the ____________________ in a table.

(Short Answer)
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Modified Multiple Choice _____ is(are) used in the shorthand representation of table.

(Multiple Choice)
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If a client can be offered many courses and each course is offered to many clients, there is a many-to-many relationship between clients and courses.

(True/False)
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The attributes of an entity become the _____ in the table.

(Multiple Choice)
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The goal of normalization is to take a table or collection of tables and produce a new collection of tables that represents the same information but is free of problems.

(True/False)
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Critical Thinking Questions Case 11-1 One of the employees at Regional Books is attempting to use the normalization process in the design of the database. She has created the following unnormalized table: Book ( ISBN , Title, PublisherCode, PublisherName, (AuthorNum, AuthorLast, AuthorFirst)) What will be the primary key of the table in first normal form?

(Essay)
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When you combine a field name with a table name, you say that you _____ the field names.

(Multiple Choice)
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In designing a database, you must first identify the fields in the database and then the tables.

(True/False)
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When creating a database, a(n) _____ is represented as a table.

(Multiple Choice)
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Identify the letter of the choice that best matches the phrase or definition.
Premises:
A field or collection of fields that determines another field.
Responses:
entity
relationship
determinant
Correct Answer:
Verified
Premises:
Responses:
A field or collection of fields that determines another field.
entity
(Matching)
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A(n) _____ is a property of an entity.

(Multiple Choice)
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In a relation, the order of rows is fixed; rows must be in ascending order by primary key.

(True/False)
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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 determine the second field. In addition, the second field is said to be ____________________ dependent on the first.

(Short Answer)
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When you combine a field name with a table name, you say that you ____________________ the field names.

(Short Answer)
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The normalization process involves converting tables into various types of _____.

(Multiple Choice)
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Modified Multiple Choice The most common normal forms are _____.

(Multiple Choice)
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If one employee is assigned to a project and each project has only one employee working on it, there is a(n) _____ relationship between employees and projects.

(Multiple Choice)
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The formal term for a table is ____________________.

(Short Answer)
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A dependent key is a field or combination of fields on which all fields in the table are functionally dependent.

(True/False)
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