What does the following return? Number(null);

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

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

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

Which is NOT a valid way to write a loop that will iterate over the values in the array in variable 'myArray'?

An (inner) function enjoys access to the parameters and variables of all the functions it is nested in. This is called:

Which will return true?

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

The Promise is created. When will it resolve?

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

Select the statement that will return truthy value. Array let a = [1,2,3,4] is defined