What do people use class loading for?

Question

So, every Java text book talks about how flexible Java is since it can load classes at run time. Just cobble together a string and give it to Class.forName(), and

Answer 1

You can use the Class::forName method if the class is in the class path. However if you need to give a path along with the class name i.e c:\document\xyz.class you will have to use the URLClassLoader class.