
Quiz sobre SQL y Bases de Datos
Authored by Juan José Casanova
Computers
12th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el comando para crear una base de datos en MySQL?
CREATE TABLE banco;
CREATE DATABASE banco;
CREATE SCHEMA banco;
CREATE BASE banco;
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué comando se utiliza para consultar todos los registros de la tabla 'cuentas'?
SELECT ALL FROM cuentas;
SELECT * FROM cuentas;
SHOW * FROM cuentas;
GET * FROM cuentas;
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué significa DML en el contexto de SQL?
Lenguaje de Control de Datos
Lenguaje de Consulta de Datos
Lenguaje de Manipulación de Datos
Lenguaje de Definición de Datos
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el comando para insertar un registro en la tabla 'cuentas'?
INSERT RECORD INTO cuentas ('Juan Pérez', 1500.00);
INSERT INTO cuentas VALUES ('Juan Pérez', 1500.00);
ADD INTO cuentas ('Juan Pérez', 1500.00);
INSERT INTO cuentas (nombre, saldo) VALUES ('Juan Pérez', 1500.00);
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué comando se utiliza para eliminar una tabla en MySQL?
DROP TABLE cuentas;
DELETE TABLE cuentas;
REMOVE TABLE cuentas;
CLEAR TABLE cuentas;
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se otorgan permisos de SELECT a un usuario en MySQL?
GIVE SELECT ON banco.cuentas TO 'usuario1';
GRANT SELECT ON banco.cuentas TO 'usuario1';
ALLOW SELECT ON banco.cuentas TO 'usuario1';
PERMIT SELECT ON banco.cuentas TO 'usuario1';
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué comando se utiliza para actualizar el saldo de una cuenta?
UPDATE cuentas SET saldo = saldo + 500 WHERE nombre = 'Juan Pérez';
MODIFY cuentas SET saldo = saldo + 500 WHERE nombre = 'Juan Pérez';
CHANGE cuentas SET saldo = saldo + 500 WHERE nombre = 'Juan Pérez';
ALTER cuentas SET saldo = saldo + 500 WHERE nombre = 'Juan Pérez';
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