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Exam 11: Databases

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Question 1

Multiple Choice

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

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

E) None of the above
F) All of the above

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Question 2

Multiple Choice

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The combined information presented on this type of database can be used to change the whole merchandising strategy of a store.

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

E) None of the above
F) A) and B)

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Question 3

Multiple Choice

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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 data field that represents a description or characteristic of some entity.

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

A commercial database is generally an enormous database that an organization develops to cover particular subjects.

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

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

What are the advantages of having databases?

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

Each entry in a(n) ________ database has one parent node,with the parent node having several child nodes.

The ATM works on the principle of real-time processing.

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

Data consists of only numbers,letters,and symbols.

The logical view of data focuses on meanings and content of the data.

In a network database,nodes may have a many-to-many relationship.

This commercial database offers news and information on legal,public records,and business issues.

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

Information collected by an organization from a variety of external and internal databases is stored in this special type of 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 a specialized programming language called ________.