Study planner
Programs and Courses knows whether you may enrol in a course. ISIS knows whether your plan will graduate you. Both tell you after you have decided. This is the same data, at the moment it is useful.
Plans are for the Master of Computing. There is no login: the plan's address is the only way back into it, so keep the link.
ANU holds you to the program requirements of the Academic Year you commenced, not the current one — pick the year your plan should follow.
Or open the example plan to see what a blocked course looks like.