Do I have to participate in a discussion forum with students?

You do not have to participate in the discussion forum, it is a voluntary e-learning activity. In the application

The Information system Teacher (Students) Discussion Forum

you can let students know if you intend to respond to their questions etc. or in what form you intend to participate in the discussion.

1 Discussion forum.

The discussion forum allows communication between students within the course as well as with the teacher.