URL Routing in asp.net

Question

Hi...
 
my site url would be like this www.test.com. if somebody gave like www.test.com/questions. it should be redirected to some survey which contains questions. how can i impliment this. i need to get string from that url like questions.

my project does not contain folder. by giving url like this www.test.com/questions it should be redirected to questions page. if the url is like this www.test.com/doctor it should be redirected to doctors page... based on the last string it should be redirected. in this way users can search whatever word they want. help me in this aspect..

Thanks in advance..