
Tema 2 AD
Quiz
•
Computers
•
Professional Development
•
Medium
Francisco Clavijo
Used 16+ times
FREE Resource
55 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qué es una base de datos?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de estas ventajas es propia de las bases de datos?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué operación del álgebra relacional permite seleccionar columnas específicas?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En SQL, la operación SELECT * FROM TABLE WHERE col="value" es un ejemplo de:
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué característica hace eficientes a las bases de datos relacionales?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué problema principal caracteriza el desfase objeto-relacional?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se soluciona el problema de una columna con varios valores en bases de datos relacionales?
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