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Introduction to Database System

Introduction to Database System
The DBMS ranked as being the "easiest to use" in the text is Oracle Corporation's Oracle.

True
False

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Introduction to Database System
In a relation, the rows are sometimes called "records".

False
True

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

True
False

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Introduction to Database System
The model for a _____ resembles the hierarchical model in many respects.

None of these
Hierarchical database
Relational database
Network database
Distributed database

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Introduction to Database System
An identifier determines the type of relationship that an entity has.

False
True

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Introduction to Database System
In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction?

PACK
ZIP
SAVE
COMMIT

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