M.Com

If you want to go in the field of teaching, then you should opt for M.Com, but in coming year Ph.D is required for teaching in universities, so you must have to do that as well. Along with that you need to clear exams like UGC NET JRF in order to teach in the universities only that will be worth. All the best.

Yes, you have semester wise exams in M.com. The minimum eligibility criterion required for M.Com. course is having a Bachelor degree in Commerce with a minimum of 50% marks. The admission is generally done through a common entrance test conducted by various universities accordingly. Certain universities also offer merit-based direct admission.

You just need to study commercial Maths, and you must know all the basics till class 12th in Maths, so that it will not be tough for you to crack the exam.

University of Allahabad offers several courses. For admission, you have to appear entrance examination/subsequent interview.

This can help you- https://andhrauniversity.edu.in/img/pdf/sde/M.com-assignments(F).pdf
Also, I have answered your kind of same question, while back.

You can download previous year's AUCET question paper/sample paper and practice. Link to download- https://www.shiksha.com/university/andhra-university-visakhapatnam/aucet-exam-question-papers.

You may refer to the list on this link https://www.shiksha.com/accounting-commerce/ranking/top-commerce-colleges-in-india/97-2-0-0-0.

Can you please elaborate your question. In which college/institute you wish to apply?

An entrance exam is being held for integrated M.com admission by the university itself . For integrated B.Com M.com you should have a minimum 60% at 12th finals. Whereas only for M.com you need to have a B.Com (honours) degree with 50%. Mathematics at degree level is desirable.