Where it says Core or Conjoint Course, you must do both; one in each semester; you choose which semester you enrol in each course. For example, you can choose to take ENGGEN 115 (core course) in Semester 1 and do a conjoint course in Semester 2, or vice versa.
Where it says Conjoint or GEN ED Course, you must do both; one in each semester; you choose which semester you enrol in each course. For example, you can choose to take a conjoint course in Semester 1 and do a GEN ED course in Semester 2, or vice versa.