The second half is taught in period 2, see https://mycourses.aalto.fi/course/view.php?id=36070.
Make sure to read the syllabus carefully before registering for this course (link in the side panel at MyCourses).
Classroom lectures take place at Otakaari 1. (Click on the event code, e.g. L01, in the side panel Calendar to display the room information)