HYDERABAD: The undergraduate examinations of Osmania University, scheduled to be held from Wednesday, were postponed due to clashes in old city. The exams will be held from April 7 and the revised time table will be displayed on ‘www.osmania.ac.in'. The first semester examinations of MCA first and second year were postponed as well and rescheduled time-table will be displayed on the website, according to a university press release .