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Introduction to Database System

Introduction to Database System
A functional dependency is always an equation.

False
True

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Introduction to Database System
Embedded pointer provide

an inverted index
a secondary access path
None of these
All of these
a physical record key

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

DROP TABLE
DELETE TABLE
ERASE TABLE
UNATTACH TABLE

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Introduction to Database System
An attribute describes the entity's characteristics.

False
True

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Introduction to Database System
Versatile report generators can provide

Subtotals
Calculations
None of these
All of these
Columnar totals

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Introduction to Database System
One of the reasons why OODBMSs have not been widely used for business information systems is that OOP is obsolete.

True
False

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