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Introduction to Database System

Introduction to Database System
A relation is considered a:

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

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Introduction to Database System
Data security threats include

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

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Introduction to Database System
In which of the following is a single-entity instance of one type related to many entity instances of another type?

One-to-One Relationship
One-to-Many Relationship
Composite Relationship
Many-to-Many Relationship

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Introduction to Database System
Sort/report generators

require more disk space than index/report generators
are faster than index/report generators
do not need to sort before generating a report
none of the listed here

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Introduction to Database System
You have run an SQL statement that asked the DBMS to display data in a table named USER_TABLES. The results include columns of data labeled "TableName," "NumberOfColumns" and "PrimaryKey." You are looking at ________ .

metadata
A report
user data
indexes

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

access control
storage function
processing functions
all of the listed here

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