JD, It really depends on your experience level with SQL 2008.

This link contains a list of topics covered by 70-432.

If you know these topics like the back of your hand, go ahead and take the test. If not, this is your study guide. You can get practice exams from Measure-UP or Transcender, and see how you do, but avoid "dumps" or any service promising actual exam questions, as these violate the rules.