Arts ( Fine / Visual / Performing )

No, for law school there is no fee concession for students coming from sports quota. However, you may contact admission and management department and fetch more details.

Music is something, which you can follow with any stream of your study. I would suggest you to follow any path you want to and follow music along with as having backups are always nice e. g if you want to pursue engineering or pure Science do it you'll get enough time for music to. It's just it is always better to be multi-talented. All the best.

Yes, we can do part-time diploma and degree as a external but the exam dates are different if you do it part time.

Balaji Telefilms, Subhash Ghai Institute, Anupam Kher Academy, Symbiosis Pune etc. are few institutes.

You can get the question papers in below links:
https://www.shiksha.com/university/panjab-university/exams/pu-cet-pg/question-papers

By clearing its entrance exam or you can also go for direct admission.

Please specify the name of the entrance exam.