
Preguntas sobre React
Authored by Diego Antonio
Computers
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
¿Qué es React?
Un lenguaje de programación similar a JavaScript.
Una biblioteca de JavaScript para construir interfaces de usuario.
Un framework como Angular y Vue.
Un editor de código para desarrollar aplicaciones web.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las siguientes empresas usa React?
Netflix
Airbnb
Ambas
Ninguna
3.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
¿Cuál es la unidad básica de construcción en React?
Los componentes
Las funciones
Las variables
Los eventos
4.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
¿Cómo se define un componente funcional en React?
class MiComponente extends Component {}
function MiComponente() { return
Hola
; }let MiComponente = new React.Component();
const MiComponente = () => { return 'Hola'; };
5.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
¿Qué es JSX en React?
Un nuevo lenguaje de programación.
Una extensión de JavaScript que permite escribir HTML dentro de JS.
Una forma de escribir funciones en JavaScript.
Un sistema de manejo de eventos en React.
6.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
¿Cuál de estas líneas de código es válida en JSX?
const title = <h1 class="titulo">Hola</h1>;
const title = <h1 className="titulo">Hola</h1>;
const title = <h1 class=title>Hola</h1>;
const title = <h1 className={titulo}>Hola</h1>;
7.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
¿Qué hook se usa para manejar estados en React?
useEffect
useState
useContext
useReducer
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