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Introduction to Database System

Introduction to Database System
A file that is organized in uniform format is formally referred to as a _____ or a database file.

Document
None of these
Database
Record
Structured data file

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Introduction to Database System
In SQL, which of the following is not a data Manipulation Language Commands?

DELETE
CREATE
UPDATE
SELECT

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Introduction to Database System
A compound key

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

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Introduction to Database System
Embedded pointer provide

None of these
a physical record key
an inverted index
All of these
a secondary access path

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Introduction to Database System
Composite identifiers consist of two or more attributes.

False
True

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

ADD ROW
ALTER TABLE
INSERT
APPEND

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