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Introduction to Database System

Introduction to Database System
In a relational schema, each tuple is divided into fields called

Queries
Domains
Relations
All of the listed here

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Introduction to Database System
If a calculation is embedded in a form

the calculations are stored with the form
the result of the calculations are stored with the form
the result of the calculations are printed in report
all of the listed here

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Introduction to Database System
A top-to-bottom relationship among the items in a database is established by a

All of the listed here
Relational schema
Hierarchical schema
Network schema

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Introduction to Database System
The DBMS that is most difficult to use is ________ .

Oracle Corporation's Oracle
Microsoft's SQL Server
Microsoft's Access
IBM's DB2

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Introduction to Database System
Relations are categorized into normal forms according to the referential integrity constraints that they have.

False
True

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Introduction to Database System
Periodically adding, changing and deleting file records is called file

restructuring
upgrading
renewing
Updating

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