
logica Js vanilla
Authored by mateo garzon
Computers
University
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si tienes un arreglo de n enteros y deseas obtener todos los números que sean mayores a un cierto valor x, ¿Cuál de los siguientes métodos seria el mas apropiado?
filter
map
reduce
forEach
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si tienes un arreglo multidimensional ( [1,2,[1,3],1,2] ) y deseas obtener un solo array plano que contenga todos los elementos de las sub-arrays, ¿Qué método de array deberías utilizar en JavaScript?
flatMap
flat
concat
map
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si tienes un array de strings y deseas crear una única cadena de texto concatenando todos los elementos con un separador específico, ¿Qué método de array deberías utilizar en JavaScript?
concat
merge
join
toString
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué método de array sirve para agregar, remplazar y eliminar elementos?
slice
splice
push
filter
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Si tienes un array y deseas aplicar una función a cada elemento del array para obtener un nuevo array con los resultados de dicha función, ¿Qué método de array deberías utilizar en JavaScript?
forEach
reduce
filter
map
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Si tienes un array y deseas verificar si contiene un elemento específico, ¿Qué método de array deberías utilizar en JavaScript?
indexOf
contains
includes
find
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
El método slice en JavaScript muta el array original.
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