What does the following code do? $(".foobar").find(".foo").fadeOut();

What is $(fn); a shortcut for?

What does the filter() method do in this: $('div').filter('.nav')

Which is NOT a custom jQuery form selector?

How do I pull a native DOM element from a jQuery object?

What does the jQuery .clone() function do?

Which is the method that operates on the return value of $()

Which jQuery method finds all sibling elements?

Which jQuery method gets a set of elements containing the closest parent element that matches the specified selector, the starting element included?

What is the difference between the .position() and the .offset() method?