How do you make a Question and Answer website?

I would like to know if it is possible to make a website or application for Question and Answers, like this Yahoo website? Thanks.

(Also, which is the cheapest and most reliable domain name hosting? thanks)

Will give BEST answer!!

How do you make a Question and Answer website?

check out below

http://help.yahoo.com/l/us/yahoo/answers...

http://answers.yahoo.com/info/scoring_sy...

How do you make a Question and Answer website?

I was also looking to create a site like this

this is the closest I could match

http://bbpress.org/about/examples/

http://9rules.com/notes/

Godaddy, bluehost are some hosting companies. Search for coupons to get discounts

Hope this hepls.