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Introduction to Database System

Introduction to Database System
Prior to 1970, all data was stored in separate files, which were mostly stored on reels of magnetic tape.

False
True

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Introduction to Database System
A data dictionary doesn't provide information about:

the size of the disk storage device
It will be the dominant data base of the future
It allows a many-to-many relationship
It is conceptually simple
where data is located

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Introduction to Database System
Data items grouped together for storage purposes are called a

string
None of these
title
record
list

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Introduction to Database System
Enterprise Resource Planning (ERP) is an example of a single user database.

False
True

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Introduction to Database System
A tuple is a(n):

key of a table.
row of a table.
two dimensional table.
column of a table.

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Introduction to Database System
In SQL, which command is used to create a database user?

CREATE USER
ADD USER TO DATABASE
All of the listed here
MK USER

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