CBSE detected nearly 20 answer-sheet mix-up cases on OSM portal: Reports

CBSE detected around 20 cases of answer-sheet mix-ups during the first implementation of its On-Screen Marking (OSM) system this year, as per reports. "Students identified the problem after accessing the uploaded copies," an official said. The government sources said more than 13,000 answer sheets also had to be evaluated manually after scanning issues affected the quality of digital copies.