Exam 3: Database Systems,data Centers,and Business Intelligence

In the context of relational database model,_____ involves eliminating columns in a table.

_____ is an approach to data management where multiple information systems share a pool of related data. ​

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

A(n)______ consists of a group of programs that manipulate the database and provide an interface between the database and its users and other application programs.

The key element in predictive analytics is the _____,one or more variables that can be measured for an individual to predict future behavior.

The term _____ describes the steps an organization takes to protect information sought by "hostile" intelligence gathers.

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

The specific value of an attribute is called a data entity.

_____ lets programmers learn one powerful query language and use it on systems ranging from PCs to the largest mainframe computers.

Oracle is currently the market leader in general purpose databases,with about three-fourths of the multibillion dollar database market.

Data warehouses keep the same data for long periods of time so the probability that the sources contain "dirty data" is low.

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

In a database management system (DBMS),a front-end application interacts with other programs or applications;it only indirectly interacts with people or users.

_____ fields include the total,average,maximum,and minimum value.

The goal of a Structured Query Language (SQL)database is to provide faster performance and greater scalability.

A(n)_____ is a person,place,or thing (object)for which data is collected,stored,and maintained.

A field represents a circuit that is either on or off.

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

To use the database approach to data management,no additional software is required.

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