WordPress started as just a blogging system, but has evolved to be used as full content management system and so much more through the thousands of plugins and widgets and themes, WordPress is limited only by your imagination
Q and A Focus Plus FAQ (2)
Q & A Focus Plus FAQ, by Lanexatek Creations, adds new features and enhancements to the popular Q & A Plus FAQ and Knowledge Base by Raygun, making it easy to create an even better full-featured, fully searchable FAQ on your WordPress site
Now the good news about the Q & A Focus Plus FAQ WordPress plugin is that it is totally free.
Having a full featured FAQ plugin for nothing what more is there to say.