Watu has been updated to version 1.7
1. You can now randomize the questions in a quiz
2. Fixed issues with the DB tables during upgrade
3. Removed more obsolete code, fixed code issues. More on this to come.
http://wordpress.org/extend/plugins/watu/
We just hit 5,000 downloads. I am responding each and every question or issue listed in the Wordpress support forum. I will appreciate if people take a minute to rate the plugin.