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Introduction to Database System

Introduction to Database System
In SQL, which command is used to add a column/integrity constraint to a table

ALTER TABLE
INSERT COLUMN
MODIFY TABLE
ADD COLUMN

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Introduction to Database System
What is the name given to the database management system which is able to handle full text data, image data, audio and video?

Full media
Multimedia
Hypertext
Graphics media

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Introduction to Database System
The language used in application programs to request data from the DBMS is referred to as the

query language
DDL
All of the listed here
DML

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Introduction to Database System
A compound key

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

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Introduction to Database System
A file produced by a spreadsheet

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

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Introduction to Database System
In SQL, which command is used to select only one copy of each set of duplicable rows

SELECT DIFFERENT
SELECT UNIQUE
None of these
SELECT DISTINCT
All of these

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