
Prueba inicial SGBD
Authored by Eva Castro
Computers
University
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué significa SGBD?
Sistema General de Base de Datos
Sistema Gestor de Bases de Datos
Software General para Bases de Datos
Sistema Generalizado de Bases de Datos
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de estos es un ejemplo de un SGBD?
Microsoft Excel
MySQL
Apache
Google Drive
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué lenguaje se usa para consultar bases de datos relacionales?
HTML
SQL
CSS
XML
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué significa la sigla ACID en términos de bases de datos?
Atomicidad, Coherencia, Integridad, Durabilidad
Atomicidad, Consistencia, Integridad, Durabilidad
Agregación, Consistencia, Integridad, Durabilidad
Atomicidad, Coherencia, Interfaz, Disponibilidad
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué es una clave primaria en una base de datos relacional?
Una columna que puede contener valores duplicados
Una columna única para cada fila
Una columna que almacena nombres
Una columna que no permite nulos
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de relación es más común en una base de datos relacional?
Uno a uno
Muchos a muchos
Uno a muchos
Ninguna
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué comando SQL se usa para modificar la estructura de una tabla?
MODIFY TABLE
ALTER TABLE
UPDATE TABLE
CHANGE TABLE
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