What is TOEFL?

TOEFL - Test of English as a foreign language. TOEFL iBT test or Internet based test is administered via the internet. This test is taken by students who are planning to pursue their studies in an English speaking country.

TOEFL iBT measures your ability to speak in English fluently and of university level. You will need to take this test to prove your English language proficiency. 

TOEFL test must be taken by students who are planning for their post graduate studies in USA. You can also take IELTS in place of TOEFL.

There are four section in the TOEFL iBT test:

Section	Time Limit	Questions
Reading	60–80 minutes	36–56 questions
Listening	60–90 minutes	34–51 questions
Break	10 minutes	—
Speaking	20 minutes	6 tasks
Writing	50 minutes	2 tasks

 
The test takes a total of about four and a half hours to complete, including check in.

Read about GRE here: What is GRE?