JavaScript Métodos Array

JavaScript Métodos Array

5th Grade

12 Qs

quiz-placeholder

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JavaScript Métodos Array

JavaScript Métodos Array

Assessment

Quiz

Instructional Technology

5th Grade

Practice Problem

Hard

Created by

Giuliana Quispe

Used 1+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué es un array ?

forma

tamaño

opciones

lista de datos

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Desde qué numero se empieza contar el index (posición) de un array?

-1

0

1

indefinido

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué encierra a un array ?

signo de exclamación ( ! )

llaves ( {} )

Paréntesis ( )

Corchetes ( [ ] )

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿ Cuál es la correcto sintaxis para declarar un array en JavaScript ?


var arrayName =[ ];

var arrayName[ ] ={ };


array arrayName ={ };

obj var arrayName =[ ];

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cual será la respuesta en la consola para el siguiente código :

var colors =["Red", "Green", "Yellow", "Orange", "Blue"];

colors.splice(0,3, "Purple");

console.log(colors);


["Purple", "Green", "Yellow"]

["Purple", "Green", "Yellow", "Orange", "Blue"]


["Red", "Green", "Yellow", "Orange", "Blue"]


["Purple", "Orange", "Blue"]

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qué función te dice el largo de una función ?


num


items

length


count

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

el método push() añade un elemto al final de una lista?

true

false

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