How is jQuery licensed?

What does this code do: $('#id1').animate({width:'250px'}, 'slow').animate({height:'250px'}, 'fast');

What is the equivalent of the following code? $('div').click(function {alert(1);});

$(function(){ //executable code }); The executable code will be run:

The selector :disabled will perform the following:

What is the END STATE STYLE of the paragraph element in the code $('p').hide(); ?

What is a particular performance concern when dealing with event handlers, and how can you cope with it?

If you JavaScript project involves a lot of DOM manipulation, but no AJAX or animation, which version of jQuery should you use?

What is the main difference between the contents() and children() functions?

You want to implement the behavior of an effect like slideDown() manually using animate(). What is one critical point you need to remember?

JQuery can create event handlers that execute exactly once. How is this done?