Hi Deepti,

TOEFL is one of the most used English proficiency tests for admissions to study abroad programs. There is no eligibility for the exam. In fact, the exam makes you eligible to apply for courses abroad.

Do go through this link to know more about the exam https://studyabroad.careers360.com/toefl-test

Also, to know what scores are required by the universities, please visit https://studyabroad.careers360.com/articles/english-language-proficiency-score-for-engineering-programmes

All the best!