
MAD2E
Authored by Angeles Álvarez
Computers
University
Used 3+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Forma normal que elimina grupos repetitivos
0FN
1FN
2FN
3FN
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Forma normal que elimina datos redundantes
0FN
1FN
2FN
3FN
3.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Son comandos del DDL
ALTER
DROP
TRUNCATE
CREATE
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
En el DD, indica que un elemento de compone a partir de otros elementos
Datos compuestos
Datos oppcionales
Iteración
Selección
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Resultado d una relación M:M
Tablas primas
Tablas asociativas
Muchos a muchos
Tablas nuevas
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Operación de álgebra relacional en el que se obtiene todas las posibles combinaciones entre los registros y los registros de la segunda tabla
Join
Unión
Relación
Producto Cartesiano
7.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Comandos del DML
Select
Update
Insert
Drop
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