This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
what does the above code do?? does it make one reference variable a and assign it a new Animal object during each iteration. and in the end we have 20 Animal objects added to aList and a refers to the last one and other 19 left without any reference??