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Introduction to Database System

Introduction to Database System
The functional dependency R → S means that the value of S can be determined when we are given a value of R.

False
True

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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
subtype
instance
child

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Introduction to Database System
A relation has cells that hold multi-value entries.

True
False

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Introduction to Database System
Which of the following is a database administrator's function?

performance monitoring
All of the listed here
backing up the database
database design

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Introduction to Database System
A report generator is used to

data entry
update files
print files on paper
all of the listed here

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Introduction to Database System
An-owner-member set in the CODASYL specifications may have

more than one member but only one occurrence per member
only one owner but many owner occurrences
All of the listed here
only one member but many member occurrence

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