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Introduction to Database System

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

True
False

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Introduction to Database System
A report form

All of these
is used during report generation to format data
None of these
appears on the computer monitor during data entry
both (a) and (b)

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

Database
Words
Bytes
Fields

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Introduction to Database System
Because it contains a description of its own structure, a database is considered to be ________ .

self-describing
described
an application program
metadata compatible

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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
All of the listed here
CREATE SAME
CREATE SYNONYM

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

BROWSE
UPDATE
APPEND
INSERT

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