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Introduction to Database System

Introduction to Database System
In SQL, which command is used to add new rows to a table?

ADD ROW
INSERT
APPEND
ALTER TABLE

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Introduction to Database System
A relation is considered a:

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

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Introduction to Database System
In the DBM approach, application programs perform the

access control
processing functions
storage function
all of the listed here

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Introduction to Database System
A key:

identifies a row.
can only be one column.
identifies a column.
must always be composed of two or more columns.

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Introduction to Database System
Data security threats include

fraudulent manipulation of data
all of the listed here
privacy invasion
hardware failure

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Introduction to Database System
A tuple is a(n):

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

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