JavaScript

JavaScript

University

14 Qs

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JavaScript

JavaScript

Assessment

Quiz

Computers

University

Practice Problem

Hard

Created by

Carlos Martinez

Used 117+ times

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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cómo se escribe una sentencia condicional para comprobar que la variable "i" es igual a 5?

i=5

i==5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cuanto vale Z en el siguiente codigo?

var x = 5;

var y = x;

y++;

x--;

var z = x +y;

z++;

10

11

9

12

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Instrucción que permite emplear condiciones en un código de JavaScript:

if(condición){}

si(condición){}

while(condición){}

for(){}

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cual es el valor final de x?

var i;

var x=0;

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

x++;

}

10

11

9

12

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Seleccione el valor final de la variable Y

var x = "tres";

switch(x){

case 1:

y=1;

break;

case 2:

y=4;

break;

case 3:

y=6;

break;

default:

y=8;

break;

}

1

4

6

8

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cual es el resultado final del código?

var x =6;

var y = 6;

if(x<y){

document.getElementById("id").innerHTML="hola";

}else if(x>y){

document.getElementById("id").innerHTML="hi";

}

document.getElementById("id").innerHTML="que tal";

hi

hola

que tal

ninguna de las anteriores

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿En cual de los siguientes códigos z = 10?

var x = 8; var z=0;

if(x>6){

z = x+2;

}

var z = 0; var i;

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

z++;

}

var x= -4; var y= -6;

var z = x -y;

var z=10;

z--;

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