
Repaso
Authored by Javier F
Computers
Professional Development
Used 2+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Que resultado imprime este codigo?
const edad = 18;
const mensaje = edad >= 18 ? "Mayor" : "Menor";
console.log(mensaje);
Menor
true
Mayor
undefined
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cual de estas condiciones es verdadera?
10 < 5 && 4 > 2
10 == "10" && 5 !== 5
10 === 10 || 5 > 8
false && true
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué hace el operador && cuando se usa así?
logueado && console.log("Bienvenido");
Imprime siempre "Bienvenido"
Evalúa si logueado es true y solo entonces ejecuta el console.log
Verifica si console.log es verdadero
Devuelve un booleano siempre
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el propósito de Math.abs()?
Elevar un número al cuadrado
Obtener su raíz cuadrada
Obtener el valor absoluto
Redondear el número
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué hace el operador !== en JavaScript?
Compara si dos valores son iguales
Asigna un valor
Compara si dos valores no son iguales (en tipo y valor)
Verifica si ambos valores son null
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