What does typeof(null) return?

var demo = 4;

do{

  demo += 1;

  console.log(demo);

} while(demo < 2);

How to add an event listener?

Which of the following client-side timer functions does Node.js support?

The unordered collection of properties, each of which has a name and a value is called _________

Which of the following defines the scope or visibility of a Cookie?

What will be the output of the following code snippet?

<script type="text/javascript"> a = 3 + "8"; document.write(a); </script>

What happens when you call setTimeout() with a time of 0 ms?

 The meaning for Augmenting classes is that _________ 

What does the following script do?

<div id='demo' style='width:100px'>Some text </div>

<script>

var x = document.getElementById('demo');

x.style.color = "black";

x.style.width = "232px";

</script>