
JavaScript Métodos Array
Quiz
•
Instructional Technology
•
5th Grade
•
Practice Problem
•
Hard
Giuliana Quispe
Used 1+ times
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12 questions
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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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