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Introduction to Database System

Introduction to Database System
In SQL, which command is used to changes data in a table?

BROWSE
APPEND
UPDATE
INSERT

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Introduction to Database System
Any table that meets the definition of a relation is said to be in first normal form.

False
True

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Introduction to Database System
The DBMS acts as an interface between what two components of an enterprise-class database system?

The user and the database application
Database application and the database
Data and the database
Database application and SQL

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Introduction to Database System
Because it contains a description of its own structure, a database is considered to be ________ .

metadata compatible
an application program
described
self-describing

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Introduction to Database System
The way a particular application views the data from the data base that the application uses is a :

None of these
module
schema
relational model
subschema

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Introduction to Database System
A _____ means that one record in a particular record type can be related to many records in another record type and vice-versa.

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

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