
Preguntas sobre SQL
Quiz
•
Computers
•
University
•
Practice Problem
•
Medium
Camila Reyes
Used 1+ times
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Enhance your content in a minute
16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué comando se utiliza para seleccionar todos los registros de una tabla?
SELECT *
GET ALL
FETCH *
SELECT ALL
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la palabra clave para filtrar los resultados de una consulta?
WHERE
FILTER
ORDER BY
GROUP BY
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué función se utiliza para contar todas las filas de una tabla?
COUNT(*)
SUM
AVG
MAX
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué palabra clave se utiliza para ordenar los resultados de una consulta?
ORDER BY
SORT BY
GROUP BY
ARRANGE
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué hace la función AVG()?
Devuelve el promedio de los valores en una columna
Devuelve el valor más alto de una columna
Devuelve el número total de filas
Suma todos los valores de una columna
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué función devuelve el valor más alto de una columna numérica?
MAX()
MIN()
SUM()
AVG()
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué comando se utiliza para insertar nuevos registros en una tabla?
INSERT INTO
ADD
ALTER
UPDATE
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