Electronics

Hello Prabal,
GATE is fundamentally an entrance exam for admission to PG courses of IIT or NIT. Of course, other colleges also have adopted it. But if big data is considered as e&c then only. You better check with VIT directly.

TET eligibility:
1) You must be of Indian origin.
2) A graduation degree from a recognized university.
3) A B.Ed degree is also mandatory.
4) At least 50 percent marks.
5) There is no age limit to appear for the exam.
TGT Eligibility criteria:
Candidate should be complete graduation or any equivalent degree with at least of 50% marks.
Candidate should be a citizen of India.
The minimum age is 21 years and there is no maximum age limit.

Please refer to the link provided below for details regarding courses offered by the University of Madras:
https://www.shiksha.com/university/university-of-madras-chepauk-chennai-23679

Hello Ashwini,
I am afraid, you won't be eligible for PG in aeronautics after graduation in electronics. But why do PG in Aeronautical engineering? Aerospace industry needs experts in different field including electronics. You can get job in aerospace industry based on your electronics qualification also.