
Preguntas sobre SQL
Quiz
•
Instructional Technology
•
5th Grade
•
Practice Problem
•
Hard
Anthony Antigua
Used 3+ times
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19 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el comando SQL para crear una base de datos llamada "Empresa"?
CREATE DATABASE Empresa;
CREATE DB Empresa;
CREATE TABLE Empresa;
CREATE NEW DATABASE Empresa;
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué comando se utiliza para crear una tabla en SQL Server?
CREATE DATABASE
CREATE TABLE
ALTER TABLE
INSERT INTO
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se especifica que una columna llamada "ID" sea clave primaria en SQL Server?
PRIMARY KEY(ID)
CONSTRAINT PK PRIMARY KEY (ID)
ID INT PRIMARY KEY
KEY PRIMARY (ID)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué hace el siguiente comando? CREATE TABLE Empleados ( ID INT PRIMARY KEY, Nombre NVARCHAR(50), FechaContratacion DATE );
Crea una tabla con dos columnas.
Crea una tabla con tres columnas, donde "ID" es clave primaria.
Actualiza una tabla existente llamada "Empleados".
Elimina la tabla "Empleados".
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se elimina una tabla en SQL Server?
DROP TABLE NombreTabla;
DELETE TABLE NombreTabla;
REMOVE TABLE NombreTabla;
TRUNCATE TABLE NombreTabla;
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de dato se utiliza para almacenar texto de longitud variable en SQL Server?
CHAR
NVARCHAR
TEXT
BIT
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de los siguientes tipos de datos es adecuado para almacenar valores monetarios?
FLOAT
DECIMAL
MONEY
NVARCHAR
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