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Exam 11: Databases

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Question 21

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

A) Data warehouses
B) Commercial databases
C) Company databases
D) Distributed databases

E) A) and C)
F) B) and C)

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Question 22

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

A) individual
B) Web
C) commercial
D) distributed

E) A) and B)
F) B) and D)

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Question 23

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

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

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

List and describe the five basic DBMS subsystems.

Describe the structure and functionality of a hierarchical database.

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

Compare and contrast the physical and logical views of data.

A hierarchical database uses many-to-many relationships.

A field that uniquely identifies each record.

A ______ is a group of related characters.

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

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

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 _______.

LexisNexis is an example of a _______ database.

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

The most basic logical element of data is a _______.

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

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 _______.