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Introduction to Database System

Introduction to Database System
The model for a record management system might be

a Rolodex card file
a business form
None of these
All of these
handwritten list

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Introduction to Database System
A relation has cells that hold multi-value entries.

True
False

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

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

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Introduction to Database System
A form defines

the width of each field
where data is placed on the screen
none of the listed here
both of the listed here

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Introduction to Database System
A database is called "self-describing" because it contains a description of itself.

True
False

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Introduction to Database System
Which command(s) is(are) used to redefine a column of the table in SQL ?

DEFINE TABLE
all of the listed here
MODIFY TABLE
ALTER TABLE

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