Fundamentos_BD_Equipo1

Quiz
•
Instructional Technology
•
9th - 12th Grade
•
Hard
Freddy Sierra Silva
Used 1+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La representación de cosas reales o abstractas se conoce como una:
Programa
Entidad
Decisión
Algoritmo
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una entidad se representa utilizando el siguiente elemento gráfico:
Línea
Ovalo
Rectángulo
Rombo
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La representación gráfica de la asociación de una entidad con otra es:
Rombo
Rectángulo
Elipse
Triángulo
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un atributo de una entidad equivale a:
El tipo de valor almacenado en un campo
Un valor que no se repite
Un registro en una tabla
La columna de una tabla
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una clave primaria se caracteriza por que:
No se emplea como llave foránea en otra tabla
Su valor es único en la columna o campo
Su valor puede ser nulo
Puede estar vacío
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