Log in to TUMonline and search for courses.
You have to choose "search range": title, "academic year": 201x/1x and "semester": winter or summer.
Then you enter the IN-Module Number of the course as the search term.
The module numbers are:
IN0013 Proseminar
IN0014 Seminar course for Bachelor students
IN2107 Seminar course for Master students
IN0012 Practical course for Bachelor students
IN2106 Practical course for Master students
IN2128, IN2129, IN2131 Practical Courses for Master Students Information Systems