Prueba SQL

Prueba SQL

Professional Development

31 Qs

quiz-placeholder

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Prueba SQL

Prueba SQL

Assessment

Quiz

Computers

Professional Development

Practice Problem

Hard

Created by

Diego Viver

Used 3+ times

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31 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

¿Cuál es la sentencia básica del lenguaje de consultas de SQL?

SELECT

WHERE

FROM

DISTINCT

2.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

¿Cuál de las siguientes es una cláusula?

SELECT

DISTINCT

WHERE

GROUP BY

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Si queremos ver todas las filas de una tabla personas, ¿qué escribiremos en el hueco _?

SELECT _ FROM personas;

ALL

ROWS

*

EVERYTHING

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Es correcta la siguiente consulta?

SELECT nombre, precio, precio*1.21 AS "precio con IVA";

No

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué cláusula le falta a la siguiente consulta?

SELECT nombre, precio, precio*1.21 AS "precio con IVA";

WHERE

FROM

ORDER BY

HAVING

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Son equivalentes las siguientes consultas?

SELECT nombre, precio FROM articulos WHERE precio <= 30 OR precio >= 10;

SELECT nombre, precio FROM articulos WHERE precio BETWEEN 10 AND 30;

No

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Son equivalentes las siguientes consultas?

SELECT nombre, precio FROM articulos WHERE precio > 30 OR precio < 10;

SELECT nombre, precio FROM articulos WHERE precio NOT BETWEEN 10 AND 30;

No

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