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Introduction to Database System

Introduction to Database System
Primitive operations common to all record management systems include

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Introduction to Database System
The Management Information system (MIS) structure with one main computer system is called a

decentralized MIS structure
centralized MIS structure
hierarchical MIS structure
distributed MIS structure

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Introduction to Database System
A tuple is a(n):

key of a table.
two dimensional table.
column of a table.
row of a table.

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Introduction to Database System
Which of the following indicates the maximum number of entities that can be involved in a relationship?

Maximum cardinality
ERD
Minimum cardinality
Greater Entity Count (GEC)

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Introduction to Database System
An attribute that names or identifies entity instances is a(n):

identifier.
attribute.
entity.
relationship.

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Introduction to Database System
A candidate key is a determinant that determines all the other columns is a relation.

False
True

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