RRB ALP, Technician CBT 2 answer key 2019 HIGHLIGHTS: The Railway Recruitment Board (RRB) will be releasing the answer key for the second stage computer-based test conducted to recruit auto loco pilot (ALP) and technicians. The exam was conducted on January 21, 22 and 23, 2019. Because of some technical glitch, the test could not end/begin at the same time for some candidates for whom a re-exam was conducted on February 8, 2019. READ | RRB Group D results 2018-19 to be declared by February-end READ | RRB Group D results 2018-19 in March According to an official notification by the RRB, the answer key will release on all regional and central websites post noon of February 18 (Monday). READ | RRB NTPC recruitment notification 2019: Online registration for 1.3 lakh vacancies to begin February 28 The candidates need to check the answer key thoroughly and raise objections, if any. After receiving all the objections, an RRB panel will sit and check the queries, based on whose decision a final answer key will be released.