Exam 1: Database Systems

When data are entered into a form and saved,they are placed in the underlying database as knowledge.

One disadvantage of the DBMS is that it increases the risk of data security breaches.

Field refers to a collection of related records.

___ provide a description of the data characteristics and the set of relationships that link the data found within the database.

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.

Data constitute the building blocks of information.

The database structure in a DBMS is stored as a .

is the result of processing raw data to reveal its meaning.

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

The organization of data within folders in a manual file system is determined by .

exists when it is possible to make changes in the data storage characteristics without affecting an application program's ability to access data.

To reveal meaning,information requires .