Bachelors

There are many a colleges in India offering UG courses in Aerospace Engineering field you can visit the following link to get more about it. https://www.shiksha.com/b-tech/ranking/top-aeronautical-engineering-colleges-in-india/49-2-0-0-0
I would like to know about the marks and percentile of yours in class 12th and JEE Mains, respectively so that I can help you better in this.

Hi,
There are no colleges particularly for digital marketing, but you can pursue some of the digital marketing courses online. You can get Digital Marketing as a part of marketing in PG if you do MBA.

https://www.shiksha.com/college/st-joseph-s-college-of-commerce-brigade-road-bangalore-3600
Kindly visit the link once.

Hi Odisha,
You will be eligible for all the non technical government jobs. You can get jobs in banking sectors, railways, administration, SSC CGL and many other exams.
Best of luck.

Hi Sneha,
Yes, he is eligible to peruse MBA or MS from Germany. No need of work experience. Your Bachelor degree will be sufficient to get you into MBA course.
Best of luck.