Exam 12: Databases, Controls, and Security

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____ is a one-to-one correspondence between two field values.

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A foreign key is a field or set of fields stored in one table that also exists as a primary key in another table.

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What is the name of a general control technique used to ensure that entered data is correct?

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List and briefly describe the four components of a database management system.

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_______ is the process of allowing or restricting a specific user's access to specific resources.

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All ____ in a table are guaranteed to be unique if the table's primary key is guaranteed to be unique.

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What is a control that checks the value of a field to ensure that it is within the correct range?

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One column of a table in a relational database is called a(n)____.

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A(n)____________________ describes the structure,content,and access controls of a physical data store or database.

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A user who has special security and access to a system,such as the right to assign passwords,is called a ____.

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A security measure that automatically deletes sensitive data from a portable device when an unauthorized access is attempted is a called a(n)_______.

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A(n)____ is a field or set of fields used to uniquely identify each row.

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Which of the following can be classified as privileged users?

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_______ database server architecture is poorly suited to applications that must be available on a seven-day,24-hour basis.

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____ is a consistent relational database state in which every foreign key value also exists as a primary key value.

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Completeness control is an integrity control that identifies when a value in a field is too large or too small.

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What is the name of the control mechanism that is used to ensure that all necessary information for a transaction has been entered?

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A data type that is supported directly by computer hardware or a programming language is called a(n)_______ data type.

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Each class on an class diagram is represented by a(n)____ in a relational database.

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What danger(s)is/are inherent in using keys invented by external agents as primary keys in a relational database?

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