How can you remove  spaces, tabs and line terminator characters around the string? String is defined like this:

let string = "hey"

The Promise is created. When will it resolve?

How can you set DOM element style assuming there is an element with id='id'?

Which will return true?

Arrow function expression has a shorter syntax than a function expression and does not bind its own as follow?

What's the output? var book; (function () { var title = 'Azom Kack'; book = { getAuthor: function () { return author; } }; }());

What is the output? var one; var two = null; console.log(one == two, one === two);

Difference between the two declaration methods below? var functionOne = function() { /* some code */ } function functionTwo() { /* some code */ }

Given the following code: var myVar = '5' var myAddedVar = myVar + 10; What is the value of (myAddedVar.constructor === Number)?

What does the following return? Number(null);

When reserved words are used as keys in object literals they must be ______?