Exam 1: Database Systems

A ____ is a collection of related records.

Raw data must be properly ____________________ for storage,processing and presentation.

One disadvantage of a database system over previous data management approaches is increased costs.

Structural dependence exists when it is possible to make changes in the file structure without affecting the application program's ability to access the data.

What are some reasons for studying file systems?

Accurate,relevant,and timely information is the key to ____.

The ____ serve(s)as the intermediary between the user and the database.

____ data exist in a format that does not lend itself to processing that yields information.

Data constitute the building blocks of information.

____ exists when different versions of the same data appear in different places.