The selection of the candidate will be based on their performance in Preliminary Exam and Mains Exam. The IBPS RRB scle1 officer Preliminary Exam 2016 was set for about 80 questions isolated as the Reasoning and Quantitative Aptitude Section. Forty questions were asked from each section. The candidates have to get qualifying marks as per the IBPS finalized in both the test (Preliminary and Mains Exam) with cut off marks given. The predefined number of candidates will be shortlisted for Mains Exam depends on upon the requirement as per the vacancy number. The Prelims Marks will not be considered further for a final selection