This page will help in the preparation of TNUSRB SI exam. This year SI exam is scheduled to be conducted on 23.05.2015. Although i am not sure of cutoff which is not disclosed by the TNUSRB website, i suggest you to get at least 75% in written test. Following articles listed in this page will help you to understand exam better.
Note: This page is going to be updated regularly. Stay tuned!!