Which of the following ways can you use to prevent default action when a user clicks on a link on any browser?

Which event object properties can you use to check whether that event is allowed to prevent default behavior or not?

Result of type of (Infinity); statement?

What's the output? function a() { alert('Outer function!'); return function(){ alert('Inner function!'); }; } var a = a(); a();

Value of document.referrer if a user opens the page from a bookmark?

What's the output? function test() { return 'Hello'; } alert(test());

Which are true regarding the 'this' keyword in JavaScript?

What would be the value of 'ind' after execution of the following code? var msg='Welcome to ExpertRating' var ind= msg.substr(3, 3)

Which Array method in JavaScript runs a function on every item in the Array and collects the result from previous calls, but in reverse?

Which choice will change the source of the image to 'image2.gif' when a user clicks on the image?

How can properties be added to an object class?