You are to investigate jobs/roles that are media related and profile at least
5 different roles.

Take a look at Seek or Mycareer for jobs.

You can also look at
http://www.skillset.org
and
http://www.productionhub.com/jobs/

You are also to choose
two of these roles and investigate courses/education that
provides training in this area.

Look at courses at RMIT and other tertiary institutions, including the SAE and AFTRS.