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Fundamentos de Bases de Datos 5-B

Froggy Jumps

Played 18

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Fundamentos de Bases de Datos ER

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Costa Rica

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Fundamentos de Bases de Datos 5-B
 

Froggy Jumps

Fundamentos de Bases de Datos 5-BOnline version

Fundamentos de Bases de Datos ER

by Luis Angel Chacon Zuñiga
1

¿Qué representa una "Entidad" en un modelo Entidad-Relación?

2

En el diseño de tablas, ¿a qué se refiere el término "Grado de la tabla"?

3

¿Cómo se define la "Cardinalidad" de una tabla?

4

¿Qué tipo de relación se da cuando un registro de la Entidad A se relaciona con varios de la B, pero el de B solo aparece una vez en A?

5

¿Qué garantiza la "Integridad Referencial" en una base de datos?

6

En la práctica, ¿Cómo se resuelve usualmente una relación de "Muchos a Muchos"?

7

¿En qué nivel de diseño ocurre específicamente el proceso de "Normalización"?

8

¿Cuál es la función principal de una Llave Foránea (FK)?

9

Sobre los atributos, ¿Cuál de las siguientes afirmaciones es correcta?

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