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Introduction to Database System

Introduction to Database System
A form can be used to

None of these
format printed output
All of these
modify records
delete records

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

True
False

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Introduction to Database System
A database has a built-in capability to create, process and administer itself.

True
False

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Introduction to Database System
An-owner-member set in the CODASYL specifications may have

only one owner but many owner occurrences
more than one member but only one occurrence per member
All of the listed here
only one member but many member occurrence

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Introduction to Database System
Which two files are used during operation of the DBMS?

data dictionary and query language
None of the listed here
data dictionary and transaction log
query language and utilities

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Introduction to Database System
A command that lets you change one or more fields in a record is

Insert
None of these
All of these
Modify
Look-up

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