Hello,

There is no single CBSE Pre-Board 1 exam timetable, as each individual school conduct it's own exams. According to the Careers360 website, the exams are likely to be conducted in November or December. Follow the link for details about the syllabus, exam schedule for Pre-Board 1,2,3,final exams, as well as preparation tips.

Link:

https://school.careers360.com/boards/cbse/cbse-pre-board-exam