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Introduction to Database System

Introduction to Database System
What name is given to the collection of facts, items of information or data which are related in some way?

Directory information
Information tree
Information provider
Database

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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?

DBMS
Database applications
COBOL programs
Users

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Introduction to Database System
In SQL, which command(s) is(are) used to redefine an index's future storage allocation

ALTER INDEX
MODIFY INDEX
None of these
DO INDEX
REDEFINE INDEX

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Introduction to Database System
An ID-dependent entity is an entity whose identifier is a composite identifier where no portion of the composite identifier is an identifier of another entity.

True
False

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Introduction to Database System
Long-range planning report produced in an MIS are primarily designed for

top management
middle management
lower management
All of these
None of these

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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.

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

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