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Introduction to Database System

Introduction to Database System
All instances of an entity class have the same attributes.

False
True

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Introduction to Database System
The distinguishable parts of a record are called

None of these
files
data
fields
database

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Introduction to Database System
An application where only one user accesses the database at a given time is an example of a(n) ________ .

single-user database application
multiuser database application
e-commerce database application
data mining database application

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Introduction to Database System
The PROJECT command will create new table that has

both of the listed here
none of the listed here
more fields than the original table
more rows than the original table

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Introduction to Database System
Which of the following is not true of the traditional approach to information processing?

There is common sharing of data among the various applications
It is inflexible
It is file-oriented
All of these
Programs are dependent on the files

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

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

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