What does s.s mean in Anna university colleges?

In Anna University, colleges, "S.S." stands for "Self Study". It refers to the time students are expected to spend studying independently outside of regularly scheduled classes. This may include reading textbooks, doing assignments, preparing for exams, and engaging in other learning activities. The amount of S.S. hours allocated for a particular course or program may vary and is typically specified in the course syllabus or program curriculum.