According to previous years analysis, Is mock seat allotment for JoSAA a final one?

The NIT Srinagar BTech seat allotment is first done through the JoSAA counseling. The allotment of seats is based on a candidate's JEE Mains score. However, if after the seat allotment, there are still some vacant seats for the BTech course, they are filled through the CSAB counseling.

Candidates interested in NIT Patna BTech admissions are required to appear for the JoSAA counseling round to get a seat alloted in the course. Only if there are any vacant seats remaining after JoSAA counseling at NIT Patna, then the candidates are selected during the CSAB counseling. Thus, all cand

Yes, you can participate in the CSAB special rounds even after accepting a JoSAA seat in the NIT+ system, provided you follow the specific rules. 

No, you need to fill fresh choices for CSAB rounds. The choices filled in JoSAA will not be carried to the CSAB counselling.

Candidates can check the JoSAA cutoff on the official website - josaa.nic.in.