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Introduction to Database System

Introduction to Database System
A relation is considered a:

three-dimensional table.
two-dimensional table.
Column.
one-dimensional table.

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

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Introduction to Database System
A form defines

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

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Introduction to Database System
A file produced by a spreadsheet

is generally stored on disk in an ASCII text format
can be used for graphic
all of the listed here
can be used as it by the DBMS

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Introduction to Database System
A minimum cardinality is the minimum number of entity instances that may participate in a relationship instance.

True
False

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Introduction to Database System
Which command is used to remove an index from the database in SQL?

DELETE INDEX
ROLL BACK INDEX
DROP INDEX
REMOVE INDEX

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