Question 1

A collection of related fields is a ________.

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Question 2

An organized collection of integrated files is a _________.

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Question 3

In a relational database,________ is the standard language used to create,modify,maintain,and access the database.

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Question 4

All files in the database,number of records in each file,and names and types of each field are described in the database's ________.

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Question 5

The ________ database model was developed to solve some of the problems of the hierarchical database model.

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Question 6

The ________ database is the oldest database model and has a rigid structure; it was used with mainframes in the 1970s.Better database models have replaced it in modern database systems.

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Question 7

A multimedia database must be a(n)________ database model.

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Question 8

Users can ask for information in a database by using a sample record form to define the qualifications he or she wants for selected records; this is called ________.

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Question 9

A(n)object-oriented database is a ________ database that can store more types of data than a relational database can.

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Question 10

A ________ is a program for producing an on-screen or printed document from all or part of a database.

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Question 11

In the ________ database model,there are no access paths down through a hierarchy; instead,data elements are stored in different tables made up of rows and columns.

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Question 12

A field that is chosen to uniquely identify a record is the ________.

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Question 13

A hypertext database,or web database,is a type of ________ database.

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Question 14

A(n)________ database uses software written in small,reusable chunks as database elements.

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Question 15

The ________ component of a database helps in database maintenance by creating,editing,and deleting data,records,and files.

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Question 16

In a hierarchical database,the parent record at the top of a database is called the ________ record.

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Question 17

The person who coordinates all related activities and needs for an organization's database is the ________.

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Question 18

A collection of related records is a ________.

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Question 19

A ________ is software written specifically to control the structure of a database and access to the data.

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Question 20

If a database connects data in different files through the use of a primary key,it is a(n)________ database.

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Quiz 8: The Era of Big Data: Databases, Information Systems, and Artificial Intelligence