Es la llave que nos permite tener un registro único dentro de una tabla

Evaluación diagnóstica de Administración de base de datos

Quiz
•
Computers
•
5th Grade
•
Medium
Alba Vasquez
Used 77+ times
FREE Resource
60 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Primaria
Candidata
Foránea
Compuesta
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es el tipo de base de datos que está compuesta por tablas, campos y registros
BD Relacional
BD Jerárquica
BD Operacional
Base de datos
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es el tipo de relación donde la tabla A tiene un registro que coincide con la tabla B y viceversa
Uno a uno
uno a muchos
mucho a muchos
muchos a uno
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El tipo de dato de la llave primaria debe ser
Número
Texto corto
Texto largo
Fecha
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es el número de tipos de relación que existen en un base de datos relacional
2
3
6
4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es el nombre de los campos que deben ir relacionados en una base de datos
Primaria/foránea
Primaria/candidata
foránea/candidata
todas
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es la llave primaria en la tabla principal y en la secundaria se conoce cómo
Candidata
propuesta
foránea
principal
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