Hi Aspirant

One of the way can be GATE.

The another is appear in the exams like IELTS and TOEFL.Based on your score find universities .Apply there with all documents.You will need Statement of purpose that why you want to study abroad .This satement of purpose will be issued by your univerisity/Institution where you are studying.Apply for the visa as well.

The link will be helpful

https://studyabroad.careers360.com/tags/ms-abroad

https://studyabroad.careers360.com/exams

https://studyabroad.careers360.com/download/ebooks

https://studyabroad.careers360.com/download/sample-papers

All the best