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Introduction to Database System

Introduction to Database System
Relations are categorized into normal forms according to the referential integrity constraints that they have.

False
True

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Introduction to Database System
If a calculation is embedded in a form

all of the listed here
the result of the calculations are stored with the form
the result of the calculations are printed in report
the calculations are stored with the form

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Introduction to Database System
If the record management system allows you to edit values before they are recorded on disk, you can

change the name of a field
change the width of a field
All of the listed here
correct spelling changes before they are recorded

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Introduction to Database System
An operation that will increase the length of a list is

Modify
Look-up
All of the listed here
Insert

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Introduction to Database System
Which command is used to remove a table from the database in SQL?

ERASE TABLE
DELETE TABLE
DROP TABLE
UNATTACH TABLE

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Introduction to Database System
In SQL, which command(s) is(are) used to enable/disable a database trigger?

CHANGE USER
ALTER TRIGGER
MODIFY USER
All of the listed here

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