Information about, and materials for the unit in which you are enrolled can be found through Deakin University Students' gateway to Campus with login available to DSO (or D2L).
Answers to many of your questions can be found in the Faculty Student Manual. Visit the Faculty Current students webpage to download the Student Manual, as well as frequently used forms.
Details of course structures and requirements for current students can be found on the Deakin Courses website, and in the Undergraduate or Postgraduate Handbooks. Additional information on Higher Degrees by Research can be found at Faculty Research.