What does document.body.nodeType returns?

Which of the following has the higest priority in CSS?

Which of the following is TRUE about replaceChild(Node1, Node2)?

What is the color of “Rainbow” in the following code? <style> div {color:blue !important;} </style> <div id="id" color="green" style="color:red !important;">Rainbow</div> <script> document.getElementById('id').style.color = 'yellow !important'; </script>

Which of the following is TRUE about iFrame?

Which property Removes empty Text nodes, and joins adjacent nodes?

What is the error in the statement var charConvert = toCharCode('x')?

Which is not a JavaScript event?

Consider an HTML form with a checkbox and a text field. When data is entered and the Enter key is pressed, the data seems to be lost before the user can click on the button that calls the processing function. How would you correct this programatically?

Which code snippets is more effective? Why is it so?