Air Chief Marshal Arup Raha, Chief of Air Staff, inaugurated CPSS at No 2 Air Force Selection Board (AFSB), Mysore on Nov 28, 2014. CPSS, conceived by Dr APJ Abdul Kalam, then Scientific Advisor, replaces the earlier Pilot Aptitude Battery Test.The CPSS was developed by Defence Institute of Psychological Research and Air Defence Establishment. It looks closely on psychomotor skills and cognitive abilities of aspirant pilots. The system ensures objectivity in results and uniformity in the difficulty faced by the candidates.