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Introduction to Database System

Introduction to Database System
What is the abbreviation used for a software package that permits the users to create, retrieve and maintain records in a database?

None of these
DBMS
FMS
EMMS
DASD

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Introduction to Database System
Which of the following is not considered to be a basic element of an enterprise-class database system?

COBOL programs
DBMS
Database applications
Users

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Introduction to Database System
A functional dependency is a relationship between or among attributes.

True
False

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Introduction to Database System
In SQL, which command is used to add a column/integrity constraint to a table

ALTER TABLE
MODIFY TABLE
ADD COLUMN
INSERT COLUMN

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Introduction to Database System
Which of the following is a group of one or more attributes that uniquely identifies a row?

Key
Determinant
Relation
Tuple

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

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

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