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Introduction to Database System

Introduction to Database System
The modify operation is likely to be done after

Insert
Look-up
None of these
Delete
All of these

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Introduction to Database System
A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be

All of these
the pin code
the last name
a compound key consisting of the first name and the last name
None of these

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Introduction to Database System
Structured Query Language (SQL) is an internationally recognized standard language that is understood by all commercial database management system products.

True
False

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

record
list
None of these
title
string

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Introduction to Database System
The logical data structure with a one-to-many relationship is a

tree
network
chain
relational

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Introduction to Database System
What software packages are commonly used for businesses that have to track extensive lists of clients and inventory?

None of these
Custom made programs
Single function application packages
Special purpose packages
Data management packages

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