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Introduction to Database System

Introduction to Database System
Data security threats include

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

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Introduction to Database System
The DBMS acts as an interface between what two components of an enterprise-class database system?

Database application and SQL
The user and the database application
Data and the database
Database application and the database

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Introduction to Database System
Which of the following refers to something that can be identified in the user's work environment, something that the users want to track?

Attribute
Entity
Relationship
Identifier

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Introduction to Database System
Which of the following is not true of the traditional approach to information processing?

It is file-oriented
All of these
Programs are dependent on the files
There is common sharing of data among the various applications
It is inflexible

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Introduction to Database System
A relation in this form is free of all modification anomalies.

Second normal form
Third normal form
Domain/key normal form
First normal form

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Introduction to Database System
A data dictionary doesn't provide information about:

It will be the dominant data base of the future
the size of the disk storage device
It is conceptually simple
where data is located
It allows a many-to-many relationship

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