Exam 3: Database Systems,Data Warehouses,and Data Marts

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Which type of databases is not limited by the data's physical location?

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Explain the function of the data definition component of a database management system.

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In the context of the data administration component of a database management system (DBMS),the acronym CRUD stands for _____.

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In the context of database marketing,when a buyer is segmented on the basis of variable psychographics,it explains _____.

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Labor and population statistics are examples of sources for internal data that are accessed by a database.

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A _____ acts as an interface to a database,retrieving data for users and allowing users to enter data in the database.

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Describe how records are accessed in a random access file structure.

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The _____ method for accessing files is effective when a large number of records are processed less frequently,perhaps on a quarterly or yearly basis.

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In contrast to the query languages used to interact with a relational database,interaction with an object-oriented database takes places via methods,which are called by sending a message to an object.

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In a relational database model,a _____ is a field in a relational table that matches the primary key column of another table.

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Static Web sites are useful for e-commerce sites that need frequent updates.

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In large organizations,database design and management is handled by a database _____.

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In the context of how information is viewed in a database,the _____ involves how data is stored on and retrieved from storage media.

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The variety dimension of big data refers to the combination of _____.

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What is one advantage of a database over a flat file system?

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Database marketing works by using multivariate analysis,data segmentation,and automated tools to transform marketing from a proactive to a reactive process.

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_____ can be described as using an organization's database of customers and potential customers in order to promote products or services that an organization offers.

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_____ analysis is used to discover patterns and relationships.

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A database engine converts logical requests from users into their physical equivalents by interacting with other components of the database management system (DBMS).

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Which statement is true of a database?

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