Zero Ok: D58: C16

Your score is:

/ 5

1.) Which keywords declare variables?

let a = 1;
let b = Infinity;
let c = 0;
let x = (a/b) == c;
let y = (a/c) == b;
const z = x == y;
console.log();

by @Aaron Sarkissan

True

False

2.) What is the output of this code?

const newArr = [
"str",
false,
true
];

function join() {
for(let i = 2; arr = newArr.length; i <= 2) {
console.log(newArr.reverse(arr)[i]);
i++;
}
}
join();
;

by Vincent Berger

2

True

str

False

3.) What is the output of this code?

var e = [];
e["Yes"] = 7;
console.log(e["Yes"]);
e[null] = 8;
console.log(e[null]);
e[true] = 3;
console.log(e[true]);
e[false] = 2;
console.log(e[false]);

by Jayden LeCorps

7 1 3 1
Error
7 8 3 2
7 1 1 0

4.) What is the output of this code?

The DOM is a tree of...

by Litzu

JavaScript commands

browser windows

CSS rules

HTML elements

5.) What is the output of this code?

var a1 = newArray('1', '2', '3');
var a2 = newArray(1, 2, 3);
alert(a1 == a2);

True

False

undefined

Submit

zeroOK/D58/C16.js