Mastermind RRB-ALP Assistant Loco Pilot (Computer-Based Test) 40 Practice Sets by Arihant Publications is a comprehensive practice book designed in Hindi medium to help aspirants prepare effectively for the RRB ALP exam. It offers a structured collection of 40 practice sets aligned with the latest CBT pattern, enabling candidates to build accuracy, speed, and confidence through rigorous practice. The inclusion of solved papers further helps in understanding real exam trends and question formats.