Zero Ok: D23: C10

Your score is:

/ 5

1.) What is the output of this code?

function ex(x) {

try {

if (x < 5) throw "err";

} catch (e) {

console.log("1");

return 1;

} finally {

console.log("2");

return 2;

}

}

ex(1);

ex(10);

by Pawel Michalczewski

1 2

1 2 2

err 1 2 2

err 2

2.) For which values of the variable b will this code output 1?

if (b)

alert(1);

else

alert(0)

by Select all that apply

by Norayr Gasparyan

b = Infinity - 0;

b = Infinity - Infinity;

b = 1 / Infinity;

b = 1 / 0;

3.) What is the output of this code?

var count = 0;

for (let ch of "ab cd") {

count++;

}

console.log(count);

by Gaurav Agrawal

4

5

6

4.) What is the output of this code?

var x = 1 + "1";

var y = 1 + 1;

var z = "1" + "1";

if (x === 2) {

console.log(y);

}

else {

console.log(z);

}

by Creatico

nothing

NaN

2

11

5.) Which of the following is a valid way to change the content of the HTML element given below?

by Villafuerte

x#demo.innerHTML="Changing the Text!";

document.getElementByName("p").innerHTML = "Changing the text!;

document.getElementById("demo").innerHTML = "Changing the Text!";

document.getElement("p").innerHTML = "Changing the Text!";

Submit

zeroOK/D23/C10.js