CBSE Revised Date Sheet Class 10, 12 board exams: Check new time table, schedule and other details CBSE Revised Date Sheet Class 10, 12 board exams: Check new time table, schedule and other details The date sheets for the CBSE board exams 2021 for classes 10 and 12 have been revised. Check the revised date sheets below. advertisement UPDATED: March 5, 2021 16:05 IST Check the new CBSE Board exams 2021 date sheet for classes 10 and 12 here. (Photo Credits- PTI) The Central Board of Secondary Education (CBSE) has released the revised date sheets for class 10 and 12 CBSE board exams 2021 on its official website today, March 5, 2021. Students can check the revised dates of the board exams on cbse.nic.in.