I wish to pursue my undergraduate studies in engineering in USA. Kindly brief me about the SAT exam?

The SAT is a compulsory test which is required to secure an admission into any undergraduate program of any college in the USA. This test is developed, managed and administered by College Entrance Examination Board, based in USA and scored by the Educational Testing Service.  The test is conducted six times a year viz - October, November, December, January, May and June. This paper based test assesses the ‘Writing, Critical Reading & Quantitative’ skills of the students. The test is of 4 hours duration with a maximum score of 2400. The SAT results have a validity of five years. For further information log onto www.collegeboard.com