This week's book giveaway is in the Mac OS forum. We're giving away four copies of a choice of "Take Control of Upgrading to Yosemite" or "Take Control of Automating Your Mac" and have Joe Kissell on-line! See this thread for details.
As far as i remember from SCBCD beta exam, complicated analysis is done to arrive at the passing percentage. Kathy Sierra can explain it better because she did mentioned (in the EJB Certification Forum) something about the process followed to arrive at the passing percentage. regards ashish sarin