Exam 1: Database Systems

Historically,a manual file system was composed of a system of file folders and filing cabinets.

Corporations use only structured data.

A(n)____ might be written by a programmer or it might be created through a DBMS utility program.

A(n)____ database is used by an organization and supports many users across many departments.

The term _________________________ refers to scattered locations storing the same basic data.

____________________ exists when the same data are stored unnecessarily at different places.

The same data might be simultaneously structured and unstructured depending on the intended processing.

The response of the DBMS to a query is the ____.

End-user data is ____.

Information implies familiarity,awareness,and understanding knowledge as it applies to an environment.

____ relates to the activities that make the database perform more efficiently in terms of storage and access speed.

Describe what metadata are and what value they provide to the database system.

Most decision-support data are based on historical data obtained from ____.

A ____ database supports data distributed across several different sites.

____ data exist in the format in which they were collected.

Database programming languages receive all application requests and translate them into the complex operations required to fulfill those requests.

____________________ databases focus primarily on storing data used to generate information required to make tactical or strategic decisions.

A ____ is a character or group of characters that has a specific meaning.

An operational database is sometimes referred to as an enterprise database.

One advantage of a database system over previous data management approaches is that the database system is considerably less complex.