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Introduction to Database System

Introduction to Database System
A tuple is a(n):

two dimensional table.
row of a table.
column of a table.
key of a table.

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Introduction to Database System
When designing a database, first identify the entities, then determine the attributes, and finally establish the relationships.

False
True

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Introduction to Database System
A _____ means that one record in a particular record type may be related to more than one record of another record type.

Many-to many relationship
Many-to-one relationship
One-to-many relationship
One-to-one relationship

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Introduction to Database System
In SQL, the _____ command is used to recompile a view

CREATE VIEW
DEFINE VIEW
COMPILE VIEW
None of these
ALTER VIEW

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Introduction to Database System
An identifier typically uses more than one attribute.

True
False

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Introduction to Database System
1:1, 1:N and N:M relationships are also known as HAS-A relationships.

False
True

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