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Introduction to Database System

Introduction to Database System
In a relational schema, each tuple is divided into fields called

All of the listed here
Domains
Queries
Relations

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Introduction to Database System
Which of the following is a type of DBMS software?

query language
report writer
All of these
utilities
database manipulation language

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

False
True

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Introduction to Database System
A recursive relationship is a relationship between an entity and ________ .

a subtype entity
an archetype entity
itself
an instance entity

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Introduction to Database System
A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file.

Fields
Records
File structure
Database

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Introduction to Database System
In SQL, which command is used to changes data in a table?

BROWSE
APPEND
INSERT
UPDATE

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