To create a wiki in your community site:
Log in to Moodle as an administrator. Create a course for your "community of practice" following the instructions from Chapter 1 , Getting Started with Moodle.
Turn editing on in your course.
Select Wiki from the Add an Activity menu in the first section.
On the Adding a new Wiki page, give the wiki a name. Give the wiki a descriptive name that explains the purpose of the wiki. For example, call the wiki Troubleshooting Procedures rather than something vaguer like Community Wiki.
Fill in the wiki description area with instructions to the users about the purpose of the wiki and any suggestions for community standards or referencing. Do all of their statements need references? What sort of language is expected? Is the tone of the wiki formal or informal?
In the wiki settings area, change the name of the first page. Make the name specific to help your audience understand the purpose of the wiki. For example...