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

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________ dependency occurs when the value of one field is determined by the value of another field.

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Functional

What does the Database Documenter list?

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The properties of each object in a database

The Performance Analyzer lists three kinds of analysis results: recommendations, suggestions, and ideas.

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True

Match the following terms with their meanings:
anomaly
the process of altering digital information using an algorithm to make it unreadable to anyone except those who possess the key
composite key
an error or inconsistency that occurs when you add, edit, and delete data
encryption
a field that is not part of the primary key
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anomaly
the process of altering digital information using an algorithm to make it unreadable to anyone except those who possess the key
composite key
an error or inconsistency that occurs when you add, edit, and delete data
encryption
a field that is not part of the primary key
non-key field
a primary key that is made up of two or more fields
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A ________ is a tabbed menu system that ties the objects in the database together so that the database is easy to use.

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________ dependencies occur when the value of one non-key field is functionally dependent on the value of another non-key field.

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A ________ is a combination of the date and time that is encrypted as part of the digital signature.

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A navigation form is a tabbed menu system that ties the objects in the database together so that the database is easy to use.

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First normal form requires that ________.

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The Table Analyzer analyzes the database and normalizes it for you.

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How does Access handle multivalued fields?

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A table is in ________ if it meets 2NF criteria and no transitive dependencies exist.

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First normal form is a table that contains no repeating groups or repeating columns.

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Optimizing a database may affect the database in ways you might not consider as positive results.

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You can digitally sign and publish your database simultaneously from within Access 2013.

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Match the following terms with their meanings: I. Database Splitter II. functional dependency III. Table Analyzer IV. transitive dependencies V. Performance Analyzer A. analyzes the tables in a database and normalizes them for you B. evaluates a database and then makes recommendations for optimizing the database C. occurs when the value of one non-key field is functionally dependent on the value of another non-key field D. when the value of one field is determined by the value of another E. 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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What are the benefits of normalization?

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When a database has been converted to an .accde file, it can be converted back to its source format (accdb).

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What are three useful Access tools that database administrators can use to improve the performance of a database?

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________ mode guarantees that you are the only one currently using the database.

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