Railways RRC Group D tests app is providing questions based on Recruitment 2018. It's covered all sections questions in this app totally free. It contains past years Solved papers with detailed explanation. List of Covered Solved Papers GROUP 'D' EXAM. 1] rrc delhi group 'd' exam. 2] rrc eastern railway group'd'exam 09/11/2014. 3] rrc hajipur group 'd' exam 10/06/2012.