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Introduction to Database System

Introduction to Database System
An attribute is a(n):

two dimensional table.
row of a table.
key of a table.
column of a table.

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Introduction to Database System
It is more accurate to define a _____ as a variety of different record types that are treated as a single unit

Record
Table
None of these
Database
Flat File

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Introduction to Database System
A relation is a two-dimensional table.

True
False

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Introduction to Database System
The primary key is selected from the:

foreign keys.
composite keys.
candidate keys.
determinants.

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Introduction to Database System
Which of the following is not a relational database?

FoxPro
4th Dimension
dBASE IV
Reflex

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

MODIFY TABLE
ALTER TABLE
DEFINE TABLE
all of the listed here

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