Hmmm...Good news and bad news. At first glance, it appears that they no longer offer vouchers if you do not pass the exam.
>From the website
http://www.microsoft.com/mcp/exam/stat/sp70-155.htm>
>Exam 70-155 is available for testing in its beta version November 18 through December 17, 1999. While it is in its beta version, this exam is numbered 71-155. You can register to take this exam at Sylvan or VUE testing centers beginning October 29, 1999. Please learn more about how to register for exams.
kenweber
GCom2 Solutions
Microsoft Certified Professional