KCET

Yes, you can apply. To appear for KCET, the eligibility is as follows:
1) Candidates should complete 10+2 from a recognized board under Karnataka state.
2) Engineering candidates have must studied PCM with English.
3) Candidates must have scored 50%.
4) Candidates must be the resident of Karnataka state.
5) The minimum age limit is 17 years.

Yes, as most of the colleges in Karnataka will check for appreance in KCET or ComedK exam. You need to qualify any of these entrance tests for admission.

Hi Siva,
Any college which comes under the university will ask for anyone of the competitive exams, it might be KCET or COMEDK. So, if you want to get admission without entrance then you need to check for any deemed or private universities for admission.

517 marks is the last year's cutoff for RVCE College of Engineering for CSE.

Hi Siva,
For admission into any private colleges of Bangalore, you need to take any one of the exams. Yes, all the colleges have management quota seats but for this, you will need to talk to the college management.

Your rank can not be assumed as it will depend on the board that what cut-off is announced by them or how much students apply for the same.

It can not be assumed because it will change as per the candidates applying for it or on the level of questions in the exam.

Admission in engineering degrees at Manipal University is based All India Manipal University Online Entrance Test (MU-OET) only. KCET score is not valid score for admission in the university.