Study Abroad

That's absolutely your choice, first see which topics interest you and matches your career plans. Check the career outcomes of these subjects.

Hi Tanay,
They don't require it as mentioned on their website, you must take IELTS or TOEFL for English language proficiency. Check here:
http://study.mbs.unimelb.edu.au/study/degrees/master-of-international-business/entry-requirements#entry-requirements

TOEFL is a test for English language proficiency to study abroad. Your 12th marks are not important for taking the test. Having poor marks in 12th and good score in TOEFL won't be of too much help, you may receive if the university likes your profile and also TOEFL has its own scholarship schemes. Check TOEFL India scholarship.

You can do MS in management. You must have sufficient academic grades and relevant background, IELTS or TOEFL score, etc. If the university asks for GMAT score you must take GMAT also.

No, it is not mandatory. But you should always confirm the admission requirements by checking the websites.

Hi,
Yes, universities in Philippines are not so competitive, you will be able to apply and can be accepted also. It's also not a very high ranked place to study computer Science.

Hi Ayush,
The best answer will be given by LSE or the university you want to apply to. NIOS is recognised but universities have their own criteria and norms. They may need other forms of verification. Besides you must also take ISAT and IELTS to be considered for admission.

Hi,
IELTS may be waived, it depends on the university and also on your profile, your GMAT score, academic percentage, etc.

It depends on the programme of study and the university. Many universities and colleges do not require any other test but IELTS or TOEFL. Since they are English speaking nations you must prove your English language proficiency. You have to visit the college website and check the entry requirements.