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Exam 5: Database Systems and Applications

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Question 31

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Which of the following statements is true of a database?

A) It is accessed primarily for use by an organization's database administrator and data administrator.
B) It provides an essential foundation for an organization's knowledge management and artificial intelligence systems.
C) It is a collection of unstructured data.
D) It helps companies analyze information to open new market opportunities.

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Question 32

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A collection of related records is called a(n) _____.

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Question 33

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A(n) _____ is designed to store and retrieve data in a manner that does not rigidly enforce the atomic conditions associated with the relational database model in order to provide faster performance and greater scalability.

As long as the tables in a relational database share one common _____, the tables can be linked to provide useful information and reports.

_____ are quantifiable measurements that assess progress toward organizational goals and reflect the critical success factors of an organization.

With _____, the database is stored on a service provider's server and accessed by the client over a network, typically the Internet.

Today, most organizations use the traditional approach to data management, where multiple information systems share a pool of related data.

In the relational model, each row in a table represents an entity, and each column represents an attribute of that entity.

A database, a database management system, and the application programs that use the data make up a database environment.

______ use basic graphical symbols to show an organization of and relationships between data.

______ is a form of database processing that supports top-down, query-driven data analysis.

A data model is a diagram of data attributes and their relationships.

A description that tells the database management system (DBMS) the logical and physical structure of the data and the relationships among the data for each user is called a(n) _____.

Most of the data that an organization must deal with is _____ data, meaning that it is not organized in any predefined manner.

A database must reflect the business processes of an organization.

A field is typically a name, number, or combination of characters that describes an aspect of a business object.

Social graph analysis is a(n) _____ technique in which data is represented as networks where the vertices are the individual data points (social network users) and the edges are the connections among them.

A database is a collection of integrated and related _____.

In a relational database model, _____ involves combining two or more tables.

One of the primary advantages of a relational database is that it allows tables to be linked to reduce data redundancy and allow data to be organized more logically.