SAT is a popular standardized exam to those seeking an admission in an Undergraduate or Bachelor course in US or Canada.
It is administered by the College Board, a non-profit organization that also runs other programs including PSAT, AP and CLEP.
Most universities require SAT scores to assess the students profile. SAT exam evaluates students written, verbal and mathematical skills.
The registration can be done online and also through the mail. In the US, SAT is held seven times a year and it is held six times internationally in the months of January, March, May, June, October, November, December. Only the March SAT is not held internationally.