roopa: inter single sitting eligible in C.S., course

Your questions is not quite clear. But as far as I understand there is no such official mode called single sitting system in education line.

For CS course there is no single sitting system, but is a three tier format starting from foundation

Hi, Well as per my knowledge, there is no education system across India that gets you education in 1 single sitting. I would suggest you to carefully take a decision as Education involves time and funds so go for the right option. Do not get pampered with flowery options which agrees to give you