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Introduction to Database System

Introduction to Database System
Related fields in a data base are grouped to form

bank
menu
data record
data file
None of these

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Introduction to Database System
One solution to the multivalued dependency constraint problem is to:

add a composite key.
change the theme.
split the relation into two relations, each with a single theme.
create a new theme.

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Introduction to Database System
In a one-to-many relationship, the entity that is on the many side of the relationship is called a(n) ________ entity.

parent
instance
child
subtype

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Introduction to Database System
Which of the following is not an advantage of the data-base approach?

program/data independence
elimination of the data redundancy
ability to associate related data
All of these
increased security

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Introduction to Database System
Sophisticated report generators can

perform arithmetic operations
selectively retrieve and print portions of a list
print row-oriented reports
All of the listed here

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Introduction to Database System
Entities can be associated with one another in which of the following?

Entities
Identifiers
Attributes
Relationships

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