Exam 11: Databases

Explain the components of data organization.

In an object-oriented database, attributes are specific instances of a class that can contain both data and instructions to manipulate the data.

Explain commercial databases and provide examples.

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 record is a collection of related tables.

In the _______ database, data elements are stored in different tables, each of which consists of rows and columns.

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

Which of the following is not an advantage of using a database?

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

LexisNexis is an example of a(n) _______ database.

What are the advantages of having databases?

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

Describe the structure and functionality of a hierarchical database.

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

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

Which of the following is an advantage of using multidimensional databases?

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

Data redundancy can occur due to lack of data integrity.