
JavaScript&DOM
Authored by Heidy Mancilla
Computers
12th Grade
Used 19+ times

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35 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Qué significa DOM en JavaScript?
Document Object Model
Document Output Model
Document Open Model
Data Object Model
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
let variable=document.querySelector('img');
variable.src='fotografia.jpg'; El resultado del siguiente código es:
Una imagen en el DOM
La selección de una imagen del DOM
Una variable con una foto
Código erróneo
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Qué método me permite añadir un elemento al principio de un array?
.pop()
.push()
.shift()
.unshift()
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Cuál es la forma correcta de seleccionar un elemento por su ID en JavaScript?
getElementByName('elementId')
getElementByTag('elementId')
getElementById('elementId')
getElementByClass('elementId')
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Cuál es la forma correcta de seleccionar todos los elementos de la etiqueta <p> en JavaScript?
getElementByName('p')
getElementByTag('p')
getElementById('p')
getElementByClass('p')
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
¿Cuáles son las formas de cambiar el contenido de un elemento en JavaScript?
element.innerHTML = "new content"
element.textContent = "new content"
element.innerContent = "new content"
element.textHTML = new content
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Cuál es la forma correcta de agregar un evento a un elemento en JavaScript?
element.onEvent('eventName', functionName)
element.addEvent('eventName', functionName)
element.addEventListener('eventName', functionName)
element.listenEvent('eventName', functionName)
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