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Introduction to Database System

Introduction to Database System
In an enterprise-class database system, business users interact directly with database applications, which directly access the database data.

True
False

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Introduction to Database System
Versatile report generators can provide

All of these
Columnar totals
Calculations
Subtotals
None of these

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Introduction to Database System
Keys made up of two or more attributes are called composite keys.

True
False

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Introduction to Database System
In order to use a record management system

None of these
You need to understand the low-level details of how information in stored
Both (a) and (b)
All of these
You need to understand the model the record management system uses.

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Introduction to Database System
A relation in this form is free of all modification anomalies.

First normal form
Third normal form
Second normal form
Domain/key normal form

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Introduction to Database System
When you have finished entering information into a form

the contents of the form can be printed
All of the listed here
the contents of the form are written to the data file
the template is written to the data file

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