I would like to create a section in my wordpress site to ask users some questions and based on the answers to those questions display them the required posts. You can see some samples below:
http://www.thetop10bestonlinebackup.com/chooser
http://www.hearingplanet.com/hearing-aids/comparison-tool
http://www.webhostingsearch.com/hosting-buying-guide.php
I have no idea where to start and what plugins i need.