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Introduction to Database System

Introduction to Database System
A recursive relationship is a relationship between an archetype and an instance of that archetype.

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
One solution to the multivalued dependency constraint problem is to:

create a new theme.
add a composite key.
split the relation into two relations, each with a single theme.
change the theme.

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Introduction to Database System
The DBMS acts as an interface between what two components of an enterprise-class database system?

The user and the database application
Database application and the database
Database application and SQL
Data and the database

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Introduction to Database System
Which of the following is true of a network structure?

It allows a many-to-many relationship
It will be the dominant data base of the future
It is a physical representation of the data
It is conceptually simple

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Introduction to Database System
One approach to standardizing storing of data

CODASYL specifications
structured programming
All of these
MIS
None of these

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