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Introduction to Database System

Introduction to Database System
Which language has recently become the de-facto standard for interfacing application programs with relational database system?

SQL
Oracle
4GL
None of these
dBASE

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Introduction to Database System
A maximum cardinality is the maximum number of entity instances that can participate in a relationship instance.

True
False

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Introduction to Database System
The on-line, softcopy display a customer's charge account to respond to an inquiry is an examples of a

exception report
regularly scheduled report
on demand report
forecasting report

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Introduction to Database System
The DBMS ranked as being the "easiest to use" in the text is Oracle Corporation's Oracle.

False
True

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Introduction to Database System
Which of the following is true of a network structure?

It allows a many-to-many relationship
It will be the dominant data base of the future
It is a physical representation of the data
It is conceptually simple

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Introduction to Database System
A _____ means that one record in a particular record type is related to only one record of another record type.

One-to-many relationship
Many-to-many relationship
Many-to-one relationship
One-to-one relationship
None of these

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