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Quiz: Bases de datos – Entidades y atributos

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Quiz: Bases de datos – Entidades y atributos

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Conceptos clave de E/R

Created by

Franklin Collazos
Franklin Collazos
Colombia

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Quiz: Bases de datos – Entidades y atributos
 

Quiz: Bases de datos – Entidades y atributosOnline version

Conceptos clave de E/R

by Franklin Collazos
1

¿Qué es una entidad en una base de datos?

2

¿Qué describe un atributo en una entidad?

3

¿Qué es la clave primaria?

4

¿Qué es una relación entre entidades?

5

¿Qué significa cardinalidad en una relación?

6

¿Qué es un atributo simple?

7

¿Qué es un atributo compuesto?

8

¿Qué es un atributo multivaluado?

9

¿Qué es una clave candidata?

10

¿Qué diferencia hay entre clave primaria y clave candidata?

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