Hello Vishwak,

                 Yes, with your rank you can get CSE in some colleges under Anna University, like: Coimbatore Institute of technology( as last year cutoff was 902-1849 for round 1), etc. Go to the following link to check 2018 cutoffs for round 1:

https://images.careers360.mobi/sites/default/files/TNEA-2018-ROUND-1-Opening-Closing-Ranks.pdf

Visit: https://images.careers360.mobi/sites/default/files/TNEA-participating-college_cut%20out%202017.pdf for college codes.

Also, which community rank is 468- BC/ BCM/MBC/SCA/SC or ST?

Hope it helps.

Best Wishes!