Exam 11: Databases

These types of databases are also called information utilities or data banks.

LexisNexis is an example of a _______ database.

Having several instances of the same data is called data _______.

A field that uniquely identifies each record.

In _______, data from transactions are collected over time and then processed all at once.

The company database may be stored on a central database server and managed by a database administrator.

In the object-oriented database model, this term is the equivalent to a field in a relational model.

A hierarchical database uses many-to-many relationships.

List and describe the five basic DBMS subsystems.

Analysis tools that support viewing all or selected parts of data, querying the database, and generating reports include query-by-example as well as a specialized programming language called _______.

Compare and contrast the physical and logical views of data.

If Mr. Smith's bike has been sent to his new address, but the bill to his old one, it can most likely be attributed to a lack of data _______.

A monthly bank credit card bill is the result of _______ processing.

The logical arrangement of data in a database is called the database model.

The most basic logical element of data is a _______.

If all the data in a database is not physically located in one place, it would be a(n) _______ database.

Access to these databases is offered to the public or selected outside individuals, for a fee.

A ______ is a group of related characters.

Describe the structure and functionality of a hierarchical database.

Database tables can be related or connected to other tables by common key fields.