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Introduction to Database System

Introduction to Database System
Entities of a given type are grouped into a(n):

database.
entity class.
attribute.
ER

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

Database
Bytes
Words
Fields

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Introduction to Database System
In SQL, which command is used to add new rows to a table?

INSERT
ALTER TABLE
ADD ROW
APPEND

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Introduction to Database System
A primary key is a composite key that was selected to be the main identifier for the relation.

True
False

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Introduction to Database System
The following are components of a database except ________ .

indexes
metadata
user data
reports

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Introduction to Database System
A file produced by a spreadsheet

can be used for graphic
all of the listed here
is generally stored on disk in an ASCII text format
can be used as it by the DBMS

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