If Course X certificates show which the candidate would not fulfill the age Restrict requirements, then his/her candidature will probably be turned down. Also, the candidates must have done 12th (+2Stage) or its equal with not fewer than fifty% marks inside the mixture from a recognised institute.  From the Fourth Phase of https://rrbvacancies35555.isblog.net/railway-recruitment-bangalore-last-date-rrb-apply-49694615