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Introduction to Database System

Introduction to Database System
A ternary relationship is so called because in contains two entities and one association between them.

True
False

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Introduction to Database System
The model for a record management system might be

None of these
a business form
a Rolodex card file
All of these
handwritten list

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Introduction to Database System
Sort/report generators

none of the listed here
are faster than index/report generators
do not need to sort before generating a report
require more disk space than index/report generators

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Introduction to Database System
When designing a database, first identify the entities, then determine the attributes, and finally establish the relationships.

False
True

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Introduction to Database System
In a relation, the order of the rows matters.

True
False

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Introduction to Database System
The term _____ is sometimes used to refer to a data file in which all the records have the same record format, that is, the same field names, field lengths, and data types.

Flat file
Database
None of these
Table
Data structure

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