Exam 11: Databases

A collection of related fields such as a person's name, address, and age.

This type of database is organized into many tables with common data items (key fields) linking the tables to one another.

How does a relational database differ from a hierarchical database?

The scenario wherein many files about the same person exist across different departments within an organization is called data _______.

The database in which data elements are organized using classes, objects, attributes, and methods is called the object-oriented database.

This subsystem defines the logical structure of the database by using a data dictionary or schema.

Data consists of only numbers, letters, and symbols.

A _______ database, sometimes called a data cube, allows data to be viewed as a cube having three or more sides and consists of cells.

_______ processing is also known as online processing.

Describe the workings of an object-oriented database.

Which view of data deals with how the data is actually formatted and located?

A _______ represents a collection of attributes that describe an entity.

In a distributed database, all the data must be physically located in one place.

Object-oriented databases organize data using objects, classes, attributes, and _______.

A record is a collection of related tables.

In this subsystem, a user can create data entry forms.

In order to create, modify, and gain access to a database, special software, called the database management system, is required.

The data _______ or schema contains a description of the structure of data in the database.