What is SAT - SAT is an exam taken by the students who are looking forward to getting an admission in undergraduate institutions. SAT 1 or SAT general exam tests the student's written, verbal, and mathematical skills. SAT 2 or SAT subject tests evaluates the performance of the applicant in that subject. The tests are taken in many subjects such as Literature, History, Mathematics, Science, Foreign Language, etc.

What is PSAT - PSAT is just like a practice test that checks the readiness of the applicants for the SAT exam. The PSAT exam happens just once a year. It also tests three areas - Math, Writing, and Critical Reading skills.

Who should take SAT - The students who are in Grade 11 or 12 can take SAT exam and aspire to pursue undergraduate courses in the premium international universities like US, UK, Australia, and Canada. The students of class 9th or 10th can give the PSAT.

Eligibility - Successful completion of high school education to move to next level. No minimum or maximum age limit criterion is set by the administrators. The applicant can appear as many times as they want.

Conducted by - The College Board

SAT Mode and Schedule - Written examination. SAT is administered 5 times in one year in India in the months of March, May, August, October, and December.

What is TOEFL - As the name suggests, this test assesses the applicant's mastery in English language. The test will evaluate your formal, academic language, vocabulary, reading, listening, speaking, writing of English language.

Who should take TOEFL - The students who want to attend a university or school in an English speaking country can take this test and demonstrate their English language skills. Many foreign schools and universities use TOEFL score as a part of admission process.

Eligibility - There are no restrictions on the age limit.

Conducted by - Educational Testing Services (ETS)

TOEFL Mode and Schedule - It is an internet based or paper based test. This test is scheduled more than 50 times a year.

What is AP - AP programme helps the students take university-level courses to earn college credits and advanced placement while they are still in secondary school. It allows them to skip introductory-level courses in college, save fees, and develop strong conceptual foundations. AP is offered in 38 subjects.

Who should take AP - The students who are in Grade 11 or 12 take AP exams. However, you can also choose to take AP exams earlier. So, the students who aim to study in the universities of US, Canada, UK, Australia, Singapore, and many other countries must take AP courses and maximise their chances of admission.

Eligibility - The age of the applicant must be less than 21 years. A valid passport or government ID is mandatory for registering and taking AP exams. 

Conducted by - The College Board

What is GRE - The GRE is one of the largest assessment programs worldwide for graduate admissions. GRE scores of the students are accepted by most of the universities and colleges around the world for graduate, master's and doctorate degrees.GRE measures a candidates verbal reasoning, quantitative reasoning, analytical writing, and critical thinking skills.

Who should take GRE - The candidates seeking admissions in graduate programs, master's, and doctoral degree programs in various foreign universities can take this test.

Eligibility - No age and qualification criterion. Passport and ID proof is mandatory to take the test.

Conducted by - Educational Testing Services (ETS)

TOEFL Mode and Schedule - Computer based and paper based test. Computer based test is schedule multiple times in year but paper based test is scheduled only thrice a year.

What is GMAT - The GMAT exam evaluates the analytical writing, quantitative reasoning, verbal reasoning, and integrated reasoning skills of the candidate. You can take this test is get admission into a graduate management program or a post graduate management program such as MBA in the top business schools of the world.

Who should take GMAT - The candidates seeking admission in graduate pr post graduate management programs in a top business school in India or abroad can take this test.

Eligibility - The candidate must be more than 18 years in age. if you are taking GMAT to enrol in MBA program, you must have a graduate degree from a recognized university. 

Conducted by - GMAC or Graduate Management Admission Council

What is IELTS - This test is designed to evaluate your English language skills. The exam tests your ability to listen, read, write, and speak English.

Who should take IELTS - The aspirants who want to study in a country where English is the native language such as Australia, Canada, New Zealand, the UK, and USA, can take the test and establish their language skills.

Eligibility -There are no rules of age, gender, race, nationality, educational qualification, etc. to take the test. However, the IELTS test is not recommended for the candidates less than 16 years of age.

Conducted by - Jointly owned and conducted by IDP Education Australia, British Council, and Cambridge English Language Assessment.

IELTS Mode and Schedule - It is both a computer and paper based test which happens multiple times in a year. The candidates may choose a date as per their convenience and readiness. The candidates may appear for IELTS as many times as they want.