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Introduction to Database System

Introduction to Database System
Relationship classes are associations between entity classes.

True
False

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Introduction to Database System
In a relation, the rows are sometimes called "fields".

True
False

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Introduction to Database System
In SQL, the CREATE VIEW command is used

to define a view of one or more tables or views
to recompile view
to recompile a table
to create a trigger

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Introduction to Database System
The language used in application programs to request data from the DBMS is referred to as the

query language
DDL
DML
All of the listed here

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

All of the listed here
Relations
Domains
Queries

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Introduction to Database System
Database applications are seldom intended for use by a single user.

False
True

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