Goto the linkhttp://www.adobe.com/support/certification/exams/Look for the particular certification you want to do and then click on "English" in column "PREP GUIDE" to view the contents of the certification exam.Hope it helps!!!
If the same form is working fine on 1 machine and not others, its a good chance that you have acrobat installed on that particular machine whereas the other machines have reader.... So you will have to reader extend the form.
Normally, this message comes when there is a loop in your process and process runs in that loop forever.There is a limit to the recording size that is present in LiveCycle. Make sure you check for any infinite loop in your process.