Study Abroad

Yes, you can. You just need to score 50 percent marks in graduation to pursue your higher studies abroad.

You are eligible for job in India with B.Tech in ME from an Australian University.

Masters in Business Administration (MBA) is a two years degree course in the field of management. In India MBA degree can be awarded by any recognized university or by a business school affiliated to any university. Post Graduate Diploma in Management (PGDM) is a two years Diploma course offered by

75 to 80% in Bachelor's with IELTS 6.5 or TOEFL 550 is accepted. Other than that, you need research, publications etc. and recommendations from your professors or employer with a CV to apply.

Hi,
MD from Singapore would not be an easy but to crack as they have very stringent procedure for it. Just to give you an idea, check the following link:
https://www.duke-nus.edu.sg/admissions/admission-requirements

Hi,
The following link is the official website for all Germany related admissions. If you still need help, revert here:
http://www.daaddelhi.org/en/15067/index.html

Hi,
With your work experience, you might have an idea about your abilities, skills and interests. So, make a choice based on it and your expertise. IT management or MIS are good. You may check in details here about various other options:
http://www.mbaguide.com.au/mba-specialisation-list/

USA offers associate degree programs that are like diplomas in India which are done either to enter the work force as technicians or to pursue Bachelor's. The best is to write to the universities and see what courses they can offer with this diploma.

Hi,
Please check the stamp on Your passport for refusal and see what were the reason through their website. Ideally, you should wait for six months before re-applying. Once you know the reasons for refusal, prepare well and apply again.
All the best.

Four to six months if you have studied in English medium school and speak well. Take a mock test and see if how much preparation is required and join coaching accordingly.