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.
You might find the Oracle Technet installation forum is a better place to ask questions about Oracle installation. It's free to register with Oracle Technet, and it's an excellent source of expert advice on Oracle-specific questions.