KCET

Since your rank is above 25000, you may get a seat in the college but not for CSE, as for the branch, you should have a ranking of max 5000-6000.

You may get a seat for CSE in the last round through KCET.

You may get it in last round through KCET.

In order to get admission in top colleges, try to score more than 120 in NATA entrance exam. So, you can try in a good college, because you might get top college.

Hello,
RV is somehow difficult, but you can definitely get admission in PES.
All the best for your future.

Just refer the engineering cutoff of last year from KEA website and GET an idea, But w. r. t colleges inside Bangalore there is no limit, for Top ranked and for top courses for general merit, any ranking upto 5000 is preferred, but for general colleges in Bangalore even upto 30,000 rank for general

No need of income certificate, if you are not availing any kind of scholarship. If you are applying for scholarship, then only you have to provide income certificate. Hope this clears your idea.

KCET 2018 College Predictor
Use your KCET 2018 rank to see where you can get admission at the link provided below:
See the courses, colleges & rounds you may crack.
The result is based on admissions data of KCET 2017.
Get resources, insights on colleges & courses:
https://www.shiksha.com/b-tech/resources