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.
only one but because the question are randomly selected from a bank of 400something questiosn, each time you take it the questions are different and only a few seem to be repeasted(well for me anyways). JQPlus has a good test in there demo. The fullversion is only 25bucks.Give it a shot