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Introduction to Database System

Introduction to Database System
A functional dependency is a relationship between or among:

attributes.
relations.
tables.
rows.

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Introduction to Database System
One approach to standardizing storing of data

All of these
structured programming
None of these
CODASYL specifications
MIS

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Introduction to Database System
An entity is something that can be identified in the user's work environment; something that the users want to track.

False
True

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

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Introduction to Database System
A candidate key is a determinant that determines all the other columns is a relation.

True
False

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Introduction to Database System
Which of the following refers to an entity in which the identifier of one entity includes the identifier of another entity?

Strong entity
ID-dependent entity
Weak entity
ID-independent entity

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