
DATABASE MANAGEMENT - Chapter 2 Week 3 - (DATA MODELS)
Quiz
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Computers
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University
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Practice Problem
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Hard
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60 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Iterative and progressive process of creating a specific data model for a determined problem domain
Data
Data modeling
Data models
Models
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simple representations of complex real-world data structures
Data models
Model
Data modeling
Data
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Abstraction of a real-world object or event.
Abstract Model
Data models
Model
Data modeling
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Useful for supporting a specific problem domain.
Model
Data
Data models
Data modeling
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
What are the importance of Data Models?
Are a communication tool
Are an abstraction for the creation of good database
Organize data for various users
Give an overall view of the database
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Unique and distinct object used to collect and store data
Data
Entity
Relationship
Contraint
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Characteristic of an entity
Entity
Relationship
Attribute
Constraint
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