
Modelo E-R y Relacional
Authored by Gabriel Bruno
Other
University
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44 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué representa una entidad en el modelo E-R?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de los siguientes corresponde al concepto de *atributo* en el modelo E-R?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de entidad requiere de otra para ser identificada?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las siguientes NO es una característica de una entidad?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En una relación 1:N, ¿dónde se ubica la clave foránea?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una relación optativa indica que...
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de atributo es el número de documento?
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