Symbiosis National Aptitude (SNAP) Test is a common written test for the admission processes of postgraduate institutes of Symbiosis International University [SIU]. The Symbiosis National Aptitude Test (SNAP) is the first entry door for Symbiosis Autonomous Postgraduate Programmes. Candidates who qualify in written test are called for GD/PI, by one of the participating institute. Each institute has its own selection procedure.