Preguntas sobre JavaScript
10th Grade
•15 Qs
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Preguntas sobre JavaScript
Quiz
•
Computers
•
10th Grade
•
Medium
Pablo Paredes
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la forma correcta de declarar una variable o una constante en JavaScript?
var miVariable;
let miVariable;
const miVariable;
Todas las anteriores
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué palabra clave se usa para crear una constante en JavaScript?
var
let
const
static
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las siguientes se usa para hacer bucles en JavaScript?
if
switch
for
else
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el resultado de: 5 == '5'?
false
true
error
undefined
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué estructura se utiliza para repetir un bloque de código mientras una condición sea verdadera?
if
for
while
switch
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de los siguientes operadores se usa para comparar valor si son iguales?
==
=
===
!=
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué valor devuelve una condición if falsa?
true
false
0
undefined
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