Design

Yes, an advanced Diploma course in fashion designing in Bangalore is offered by many of the institutes. It is a 2 years programme. Here is a list of best Diploma Fashion Design colleges in Bangalore:
Vogue Institute of Fashion Technology
Indian Institute of Fashion Technology
IIFA Multimedia
LISAA Schoo

Yes, you can do Degree Course in interiors. Institutes like Arch Academy and NID have Interiors and space Design Degree courses.

The Diploma in Interior Design course is full time one year of duration at IDA, Bangalore. Hence, as per the months available with you, you cannot do this course. However, you can enroll in certificate course in interior designing if interested, because the certificate course is of three months of d

Duration of most Diploma courses is of 1 year. However, advanced Diploma courses may take a couple of years to complete the course i.e. 2 years course. A Diploma course is a short-term programme designed and structured to train and educate students in a niche topic that can be studied independently.

Kindly contact the college officials for the specific information. Website:
http://www.lakhotiainstituteofdesign.com

I am not really sure if NIFT has sports quota. Request you to contact the college officials to verify the same.
Link for contact details: https://nift.ac.in/contactus