Electronics and Communication Engineering

First of all, congrats on your success. As per your marks, the possibility for you to get ECE is around 10-15% and still, you can get admission in IIT-Gandhinagar.
So, all the best for your future.

https://www.shiksha.com/b-tech/ranking/top-electronics-communication-engineering-colleges-in-Kerala/45-2-107-0-0
Hope this helps you out.

Computer Engineering & Electronics Engineering both are related to each other. But, considering the recession scenario, one can say that Computer Engineering is not an evergreen branch while Electronic Engineering is an evergreen branch. Firstly, it depends on your passion, interest & talent which field to opt for. If you are comfortable with electronic circuits, chips & study of physics, ECE is also a good option. Even with ECE, if you have knowledge of computer Science and it will be an additional advantage in getting hired to a good company. So, the choice is yours, you can opt any one as per your desire.

Andhra Pradesh-EAMCET 2018 College Predictor
Use your Andhra Pradesh-EAMCET 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 Andhra Pradesh-EAMCET 2017
Get resources & insights on colleges & courses
https://www.shiksha.com/b-tech/resources/ap-eamcet-college-predictor.

Andhra Pradesh-EAMCET 2018 College Predictor
Use your Andhra Pradesh-EAMCET 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 Andhra Pradesh-EAMCET 2017
Get resources & insights on colleges & courses
https://www.shiksha.com/b-tech/resources/ap-eamcet-college-predictor.

Andhra Pradesh-EAMCET 2018 College Predictor
Use your Andhra Pradesh-EAMCET 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 Andhra Pradesh-EAMCET 2017
Get resources & insights on colleges & courses
https://www.shiksha.com/b-tech/resources/ap-eamcet-college-predictor.

Andhra Pradesh-EAMCET 2018 College Predictor
Use your Andhra Pradesh-EAMCET 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 Andhra Pradesh-EAMCET 2017
Get resources & insights on colleges & courses
https://www.shiksha.com/b-tech/resources/ap-eamcet-college-predictor.

You have more chance of getting other than CSE and CSE. So, please participate in the counselling conducted by AU from June 4th onwards.

It is based on the all students interest and seats availability you have a chance of getting any group so please participate in the counselling conducted by AU from June 4th onwards at allotted centres.