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Introduction to Database System

Introduction to Database System
A number of related records that are treated as a unit is called

data
batch
file
field

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Introduction to Database System
The index consists of

All of these
a list of keys
None of these
pointers to the master list
both (a) and (b)

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Introduction to Database System
What name is given to the collection of facts, items of information or data which are related in some way?

Information provider
Database
Information tree
Directory information

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Introduction to Database System
In SQL, which command(s) is(are) used to create a synonym for a schema object?

CREATE SCHEMA
CREATE SYNONYM
All of the listed here
CREATE SAME

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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 compound key

is a combination of each unique key
both (a) and (b)
is made up a several pieces of information
uniquely identifies an item in a list
None of these

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