In what scenario will the alert box show? $(function(){ if(!$("p")) alert("hello"); });

Which jQuery method animates the height of matched elements?

What does .delegate() allow you do, that .live() does not?

What does the return? $.inArray('foo', ['foo', 'bar']);

Attribute Contains Prefix Selector is:

What does the code do? $(document).ready(function(){ $(document).bind('contextmenu',function(e){ return false; }); });

How to select all button elements in DOM?

Which jQuery method retrieves all the elements contained in the jQuery set, as an array?

Which jQuery method checks whether a supplied callback is in a list?

What does the :selected selector do?

What does the method .empty() do?