Introducción al SQL: Sublenguajes

Introducción al SQL: Sublenguajes

Professional Development

20 Qs

quiz-placeholder

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Introducción al SQL: Sublenguajes

Introducción al SQL: Sublenguajes

Assessment

Quiz

Information Technology (IT)

Professional Development

Hard

Created by

Yraly Mora

Used 2+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué sublenguaje de SQL se utiliza para definir la estructura de la base de datos?

Data Definition Language (DDL)

Data Manipulation Language (DML)

Data Control Language (DCL)

Transaction Control Language (TCL)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A) DML B) DDL C) DCL D) TCL

E) SQL

F) PL/SQL

G) XML

A) DML

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cuál de los siguientes comandos pertenece al DDL?

DELETE

SELECT

UPDATE

CREATE

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A) SELECT B) INSERT C) CREATE D) UPDATE

A) SELECT

DELETE

TRUNCATE

ALTER

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué sublenguaje de SQL permite manipular los datos dentro de las tablas?

DML (Data Manipulation Language)

TCL (Transaction Control Language)

DCL (Data Control Language)

DDL (Data Definition Language)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A) DDL B) DML C) DCL D) TCL

A) DDL

C) DCL

B) DML

D) TCL

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cuál es el propósito del DCL en SQL?

Realizar copias de seguridad de la base de datos.

Optimizar el rendimiento de las consultas.

Controlar el acceso a los datos en la base de datos.

Definir la estructura de las tablas en la base de datos.

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