HEY FREINDS I m deepansh aggrawal I have given my 12th standard exams forn CBSE pattern this was a good experience .i prepared for exam from sample papers of 12th and prepared from last 5 year questions papers and my exams are gone very good so, I will advice all student to work smartly for the the 12th class as it is board exam and prepare from last years question papers and also work efficiently and regulary to achieve high percentage in all the subjects which help in making overall percentage marks .
so guys work smart and good luck