SURA’S RRB Junior Engineer (JE), Depot Material Superintendent (DMS), Chemical & Metallurgical Assistant (CMA), and Chemical & Metallurgical Superintendent (C&MS) Stage–I Exam Guide – Latest Updated Edition 2026 is a complete study companion designed as per the latest Railway Recruitment Board (RRB) exam pattern and syllabus.

This updated edition provides comprehensive coverage of all key subjects including Mathematics, General Intelligence & Reasoning, General Awareness, and General Science, presented with clear explanations and solved examples for better understanding. It also features previous years’ solved papers, model question sets, and practice exercises to help aspirants assess their performance effectively.

Each section has been meticulously revised to meet the latest RRB Stage-I standards, making it an indispensable resource for aspirants aiming to secure top ranks in the RRB JE, DMS, CMA, and C&MS examinations. With its systematic approach and exam-focused content, this guide ensures concept clarity, accuracy, and confidence in every topic.