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Introduction to Database System

Introduction to Database System
The language used in application programs to request data from the DBMS is referred to as the

DDL
All of the listed here
DML
query language

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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

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

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Introduction to Database System
A _____ Contains fields of data about one entity.

Fields
File
None of these
Record
Document

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Introduction to Database System
A DBMS that combines a DBMS and an application generator is ________ .

Microsoft's SQL Server
Microsoft's Access
Oracle Corporation's Oracle
IBM's DB2

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Introduction to Database System
In an enterprise-class database system, business users interact directly with database applications, which directly access the database data.

False
True

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Introduction to Database System
A relation is in this form if it is in BCNF and has no multivalued dependencies:

fourth normal form.
third normal form.
domain/key normal form.
second normal form.

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