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Introduction to Database System

Introduction to Database System
In a relation, the order of the rows matters.

True
False

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Introduction to Database System
If attributes A and B determine attribute C, then it is also true that:

A →
B →
C is a determinant.
(A,B) is a composite determinant.

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Introduction to Database System
Enterprise Resource Planning (ERP) is an example of a single user database.

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

True
False

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Introduction to Database System
In which of the following is a single-entity instance of one type related to many entity instances of another type?

Composite Relationship
Many-to-Many Relationship
One-to-One Relationship
One-to-Many Relationship

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