I went through this site on the series 7 exam and found it to be very useful. There is a free quiz that will give you some insight to the real exam, along with a comprehensive offering of study tools needed for the exam.
Series 7 Exam
I came across this site. It has a lot of information about the exam. I didn't realize how comprehensive it was (the exam).
<a href="http://www.series7test.com/about-the-exam.html">Series 7 Exam </a>