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Examen 1P DAND 23

Authored by Anahí Montserrat Torres Tinoco

Computers

University

Used 1+ times

Examen 1P DAND 23
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20 questions

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1.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

¿Qué función falta en el código para mostrar la suma de dos variables.?

var x = 5;

var y = 10;

var z= x + y;

_____(z);

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Define en una sola línea estas tres variables.

firstName = "John"

lastName = "Doe"

age = 35

var firstName = "John";

lastName = "Doe";

age = 35

var firstName = "John",

lastName = "Doe",

age = 35;

var firstName = "John",

lastName = "Doe";

int age = 35;

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Haga que la función muestre "Hola" en el HTML interno de un elemento con el ID "demo".

String myFunction() {

document.getById("demo").innerHTML= "Hello";

}

function myFunction() {

document.getById("demo").innerHTML= "Hello";

}

function myFunction() {

document.getElementById("demo").innerHTML= "Hello";

}

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Use la propiedad de visualización CSS para ocultar el elemento p desde JavScript

document.getElementById("demo").style.visibility = "1";

document.getElementById("demo").style.display = "none";

document.getElementById("demo").style.visibility = "none";

5.

DRAW QUESTION

1 min • 1 pt

Todos los ciclos cuentan con 3 elementos, define esas tres partes para un ciclo que quiere imprimir un nombre 10 veces

Media Image

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ejecute un ciclo que va de 0 a 9

var i;

for ( i= 0; i < 10;i++ ) {

console.log(i);

}

var i;

for ( i= 0; i <= 9;i++ ) {

console.log(i);

}

var i;

for ( i= 0; i < 9;i++ ) {

console.log(i);

}

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El elemento <article> debería ponerse rojo cuando alguien mueve el mouse sobre él.

<article onmousein="this.style.backgroundColor='red'">myDIV.</article>

<article onmouseout="this.style.backgroundColor='red'">myDIV.</article>

<article onmouseover="this.style.backgroundColor='red'">myDIV.</article>

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