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Introduction to Database System

Introduction to Database System
Relationship classes are associations between entity classes.

True
False

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Introduction to Database System
Which of the following hardware components is the most important to the operation of a database management system?

high speed, large-capacity disk
printer
plotter
high-resolution video display

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Introduction to Database System
Which of the following command(s) is(are) used to recompile a stored procedure in SQL?

None of the listed here
COMPILE PROCEDURE
ALTER PROCEDURE
MODIFY PROCEDURE

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Introduction to Database System
The model for a record management system might be

a business form
a Rolodex card file
None of these
handwritten list
All of these

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

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Introduction to Database System
If attribute A determines both attributes B and C, then it is also true that:

(B,C) →
A →
B →
C →

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