Exam 9: Fine-Tuning the Database: Analyzing and Improving Database Performance

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What is the main reason for splitting a database?

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What are two formats Database Documenter reports can be saved in?

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A method to encrypt a database is to assign a password to the file.

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What is a certification authority?

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Which of the following is NOT a tool database administrators can use to improve the performance of a database?

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________ is the protection of data from unauthorized access, change, or destruction.

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Transitive dependencies exist in third normal forms.

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What is the purpose of a password?

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A digitally signed database requires a password to open it.

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A(n) ________ is an error or inconsistency within a database.

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Which normal form requires that no transitive dependencies exist?

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________ is the formal process of deciding which fields should be grouped together into which table.

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When you use the Database Splitter tool, it splits a database into two files: ________.

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What appears when you point to a table name of a linked table?

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Minimizing data redundancy is one of the benefits of normalization.

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A(n) ________ is a primary key that is made up of two or more fields.

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A conversion to a 3NF removes dependencies on part of a composite primary key.

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Any field that is not part of the primary key is called a(n) ________.

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Match the following terms with their meanings:
Database Splitter
analyzes the tables in a database and normalizes them for you
functional dependency
evaluates a database and then makes recommendations for optimizing the database
Table Analyzer
occurs when the value of one non-key field is functionally dependent on the value of another non-key field
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Database Splitter
analyzes the tables in a database and normalizes them for you
functional dependency
evaluates a database and then makes recommendations for optimizing the database
Table Analyzer
occurs when the value of one non-key field is functionally dependent on the value of another non-key field
transitive dependencies
when the value of one field is determined by the value of another
Performance Analyzer
enables you to split a database into two files: a back-end database, which contains the data tables, and a front-end database
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You would use the Performance Analyzer tool to help reduce data redundancies.

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