Prueba App Inventor + SQL

Prueba App Inventor + SQL

12th Grade

32 Qs

quiz-placeholder

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Prueba App Inventor + SQL

Prueba App Inventor + SQL

Assessment

Quiz

Computers, Education

12th Grade

Practice Problem

Medium

Created by

Pelayo Velasco

Used 1+ times

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32 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué comando SQL extrae o selecciona registros de una base de datos?

SELECT
ALTER
EXTRACT

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué palabra clave se utiliza para ordenar el resultado de una consulta SQL?

ORDER
SORT
ORDER BY

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué palabra clave se usa para devolver solamente valores diferentes en una sentencia SQL?

NOTSAME
COUNT
DISTINCT

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

¿Cuál es la sentencia SQL correcta si se desea insertar una nueva fila en la tabla Trabajadores (cuyos campos son "Nombre" y "Apellidos")?

INSERT ('Carlos', 'Pérez') INTO Trabajadores;
INSERT INTO Trabajadores VALUES ('Carlos', 'Pérez');
INSERTING VALUES ('Carlos', 'Pérez') INTO Trabajadores;

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Si quisiéramos contar el número de registros de la tabla EMPLEADOS. Usaríamos…

SELECT NUMBER FROM EMPLEADOS;
SELECT COUNT EMPLEADOS;
SELECT COUNT(*) FROM EMPLEADOS;
Todas las anteriores

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

¿Cuál de las siguientes sentencias SQL emplearía para mostrar todas las filas de la tabla USUARIOS ordenados por NOMBRE, cuyo PASSWORD es "123"?

SELECT * FROM USUARIOS WHERE password='123';
SELECT * FROM USUARIOS WHERE PASSWORD = '123' ORDER NOMBRE;
SELECT ALL VALUES FROM USUARIOS WHERE PASSWORD = '123' ORDER BY NOMBRE;
Ninguna de las anteriores

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué significan las siglas SQL?

Structured Query Language
Structured Question Line
Strong Question Language
Sorted Query Language

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