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Introduction to Database System

Introduction to Database System
Large collections of files are called

databases
None of these
fields
file system
records

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

True
False

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Introduction to Database System
A database has data and relationships.

True
False

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Introduction to Database System
A subtype entity is a special case of another entity called a supertype entity.

False
True

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Introduction to Database System
If you want to group the records in the abc database, you could use the Jobcode as the _____.

Sort Key
Index
Delete
Update

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Introduction to Database System
A computer file contains several records. What does each record contain?

Fields
Words
Bytes
Database

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